View UPD1723GF-011-3BE_3218627.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

mos integrated circuit m pd1723gf-013, m pd1723gf-213 pll frequency synthesizer and controller for fm/mw/lf tuner (car audio) document no. ic?772 (o.d.no. ic?187) date published january 1991 p printed in japan the m pd1723gf-013 and m pd1723gf-213 are cmos lsi developed for worldwide pll frequency synthesizer fm/mw/lw tuner use. their package is a 64-pin qfp. on-chip pll frequency synthesizer, controller, 200 mhz prescaler, lcd driver, and if counter allow the construction of a compact fm/mw/lw tuner with a high-performance clock for high- end car stereo and home stereo sets. features worldwide fm/mw banks and european lw band can be received. abundant tuning functions, including manual tuning, autotuning (seek, scan), and preset memory scan six buttons, independent preset memories for 18 fm stations (fm1, fm2, fm3; 6 stations each), 12 mw stations (mw1, mw2; 6 stations each), 6 lw stations, and vf band fm: 3, mw: 2, lw: 1, vf: 1 last channel memories vf broadcast station (traffic information) autotuning (sk signal search) and dk standby function mono (monoral) and loc (local/dx) control output and display ?t?(stereo) display mtl (metal), nr 1 (noise reduction), nr 2 , and ams (auto music search) control output and display auto preset memory function (compact disk) display loud (loudness) control output and display 12 hour and 24 hour clock display function (no clock display also possible) single 5 v 10 % power supply on-chip prescaler (200 mhz max. v in = 0.3 v p-p ), if counter, lcd driver (1/2 duty, 1/2 bias drive, frame frequency (100 hz)) ordering information order code package quality grade m pd1723gf-011-3be 64-pin plastic qfp (14x20) standard m pd1723gf-211-3ke 64-pin plastic qfp (14x20) standard data sheet please refer to "quality grade on nec semiconductor devices" (document number iei-1209) published by nec corporation to know the specification of quality grade on the devices and its recommended applications. 1991
2 m pd1723gf-013, m pd1723gf-213 functions receiving frequency, channel spacing, reference frequency, intermediate frequency item area band receiving frequency channel space reference frequency intermediate frequency fm mw lw fm mw lw fm mw fm mw fm mw fm mw fm mw fm mw 87.500 to 108.00 mhz 522 to 1620 khz 144 to 290 khz 87.500 to 108.000 mhz 522 to 1620 khz 144 to 290 khz 87.5 to 108.0 mhz 530 to 1620 khz 87.5 to 107.9 mhz 630 to 1620 khz 87.5 to 107.9 mhz 530 to 1710 khz 87.5 to 108.0 mhz 531 to 1602 khz 76.0 to 90.0 mhz 522 to 1629 khz 87.5 to 108.0 mhz 520 to 1620 khz 50 khz 9 khz 1 khz 50 khz 9 khz 1 khz 100 khz 10 khz 200 khz 10 khz 200 khz 10 khz 100 khz 9 khz 100 khz 9 khz 100 khz 5 khz 25 khz 9 khz 1 khz 25 khz 9 khz 1 khz 25 khz 10 khz 25 khz 10 khz 25 khz 10 khz 25 khz 9 khz 25 khz 9 khz 25 khz 5 khz 10.7 mhz 450 khz 450 khz 10.7 mhz 459 khz 459 khz 10.7 mhz 450 khz 10.7 mhz 450 khz 10.7 mhz 450 khz 10.7 mhz 450 khz C10.7 mhz 450 khz 10.7 mhz 450 khz europe 1 europe 2 united states 1 united states 2 united states 3 australia and middle east japan central and south america radio functions (1) manual tuning manual up manual down (2) autotuning seek up seek down scan up scan down (3) preset memory scan (4) vf autotuning sk seek up sk seek down sk scan up sk scan down ............. step and fast ............. when a broadcast station is detected that frequency is held. ............. broadcast station is received every 5 seconds. ............. contents of independent fm, mw and lw preset memories are received every 5 seconds. ............. when an sk signal is detected, that frequency is held. ............. broadcast station with sk signal is received every 5 seconds.
3 m pd1723gf-013, m pd1723gf-213 (5) preset memory fm band .......... fm1: 6 stations, fm2: 6 stations, fm3: 6 stations mw band ........ mw1: 6 stations, mw2: 6 stations lw band .......... 6 stations vf band ........... 6 stations when the lw band is used, mw2 cannot be used. (6) last preset memory ........ fm1, fm2, fm3, mw1, mw2, lw and vf; 1 station each (7) loc (local) control output and display (auto local function selection possible) (8) fm mono (monoral) control output and display (vf band is same as fm) (9) st (stereo) display ....... effective at fm and vf (10) auto preset memory (11) dk standby and sk alarm functions tape functions (1) tape direction display ......... flashes at 2 mhz at fast forward. (2) ams (auto music search) control output and display (3) mtl (metal) control output and display (4) nr 1 (noise reduction) and nr 2 control output and display clock functions (1) 12 hour clock display (with am and pm display) or 24 hour clock display selectable (2) colon ( : ) flashing (1 hz) selectable (3) in non-clock mode, low consumption current (10 m a max.) backup possible others (1) loud (loudness) control output and display ......... common in radio, tape, and cd modes (2) key acknowledge (beep) output (2.25 khz, 40 ms) ........ output by effective momentary key (3) display switching and priority display functions (4) (compact disk) display (4) (compact disk) display
4 m pd1723gf-013, m pd1723gf-213 pin configuration (top view) 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 32 31 30 29 28 27 26 25 24 23 22 21 20 52 53 54 55 56 57 58 59 60 61 62 63 64 lcd lcd lcd lcd lcd lcd lcd lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 15 14 13 12 11 10 9 8 7 6 5 4 loud (pa ) mono/nr (pa ) fmif (pa ) amif (pa ) amute (pc ) rdmute (pc ) band (pc ) band (pc ) mode (pd ) loc (pd ) agcc (pd ) v ce fm (vcoh) am (vcol) v eo eo nc 3 2 0 3 2 1 0 3 2 1 dd2 dd1 2 1 2 1 2 1 lcd lcd lcd lcd lcd beep (cgp) gnd xi xo power (pb ) nr (pb ) mtl (pb ) ams (pb ) 23 24 25 26 27 2 3 2 1 0 lcd /ks lcd /ks lcd /ks lcd /ks com com gnd k k k k sd (ad) st (int) 3 2 1 0 1 2 1 3 2 1 0 3 2 1 0 1
5 m pd1723gf-013, m pd1723gf-213 pin descriptions output type this pin is not connected to the internal chip. there- fore, leave it open or connect it to gnd, v dd , etc. pll (phase locked loop) error output pins. when the frequency obtained by dividing the local oscillation frequency (vco output) is higher than the reference frequency, high level is output from these pins. when it is lower than the reference frequency, low level is output from these pins. when the two fre- quencies are the same, these pins are floated. this output is input to an external lpf (low pass filter) and is applied to a varactor diode through the lpf. eo 1 and eo 2 output the same waveform so that the pin to be used can be freely selected. when the radio is off, these pins are floated. device power supply input pin. this pin supplies 5 v 10 % power voltage during device operation (radio, tape, and cd modes). when the diode matrix noclk switch is 1 (shorted by diode), when the ce pin (pin 7) is made low level, this pin drops to 2.5 v and data hold is enabled. when a voltage of 0 ? 4.5 v is supplied to this pin, the data is initialized. supply 0 ? 4.5 v to this pin within 500 ms. always connect pins 4 and 8 to the same potential. v dd1 (pin 4) is the analog system (pll, a/d converter, int, ce) power supply and v dd2 (pin 8) is the digital system (cpu, lcd driver, if counter) power supply. the am (mw and lw band) local oscillation output (vco output) is input to this pin. when the radio is turned on and the mw or lw band is received, this pin becomes active. otherwise, it is pulled down internally. the input amplitude is 0.3 v p-p min. since there is an on-chip ac amplifier, block the dc component with a capacitor. description pin name symbol pin no. am am local oscillation input 5 no connection nc 1 2 3 eo 1 eo 2 4 8 power supply input v dd1 v dd2 cmos 3-state input error out
6 m pd1723gf-013, m pd1723gf-213 output type pin name pin no. symbol description the fm local oscillation output (vco output) is input to this pin. when the radio is turned on and the fm band is received, this pin becomes active. otherwise, it is pulled down internally. the input amplitude is 0.3 v p-p min. since there is an on-chip ac amplifier, block the dc component of the input signal with a capacitor. device select signal input pin. when the device is operated normally (radio, tape, cd, clock display, etc.), high level is input and when the device is not used, low level is input. however, high and low levels of 134 m s or less are not accepted. when this pin is low level, the radio, tape, cd, and display are turned off and the device enters the data hold state. at this time, data hold at low consumption current (400 na or less) is possible by setting the noclk switch of the diode matrix to be described later to 1 (shorted by diode, no-clock mode). radio mode agc (automatic gain control) cut signal output pin. during autotuning, the high level shown below is output. input 6 fm fm local oscillation input input 7 ce chip enable agc cut output cmos pushpull 9 agcc rdmute pin 50 ms 40 ms agcc pin key on 250 to 375 ms a broadcast station a key on chattering wait premuting postmuting
7 m pd1723gf-013, m pd1723gf-213 pin no. symbol pin name radio mode local signal output pin. this pin is valid when the initialize diode autoloc switch is 0. each time the key is pressed, the local state is inverted. in the local state, the lcd panel loc display lights. when autotuning (seek up/down, scan up/down, auto memory) is performed when the loc display is on, high level is output from this pin. the local state is common to the fm, vf, mw, and lw bands. when the power is turned on, this pin goes low. mode switching signal output pin. its output in each mode is shown below. description output type loc mode 0 0 1 0 0 1 1 mode ? cw = low ? ce = high; radio, tape, and cd off ? radio mode ? tape mode ? cd mode ? tape dk standby ? cd dk standby ? dk on ? radio monitor mode 0: low level, 1: high level that is, when the pll is operated, high level is output from this pin. therefore, use it to turn the tuner power on and off, etc. loc local output 10 cmos pushpull mode signal output 11 mode cmos pushpull
8 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol radio mode band switching signal output pin. its operation is described below. ? radio mode when the receiving band is switched by band switching key, the following is output on each band: ? dk standby mode description output type band 2 band 1 pin band mw lw fm vf 0 0 1 1 0 1 0 1 (0: low level, 1: high level) band 1 pin band vf 1 1 band 2 /opt. ? radio monitor mode same as radio mode. ? tape mode ? cd mode low level output ? dk standby mode ? dk on mode band 1 , band 2 12 13 band switching signal output cmos pushpull
9 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol radio mute signal output pin. this pin operates as follows: ? radio mode low level is output at radio on/off, band switching, and receiving frequency switching. ? tape and cd modes high level or low level can be selected by mutesel switch of the diode matrix to be described later. however, when using the dk standby or radio moni- tor function, set the mutesel switch to 0 and select low level output. for more information, see 4 mute output timing chart. tape and cd mute signal output pin at dk ? on and radio monitor on. in the radio mode, low level is output and in the tape and cd modes, high level is output. when dk is turned on during dk standby and in the radio monitor mode, low level is output. for more information, see 4 mute output timing chart. description output type radio mute output 14 rdmute cmos pushpull audio mute output 15 amute cmos pushpull
10 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol am (mw and lw bands) intermediate frequency (if) input pin. the input amplitude is 0.1 v p-p . since there is an on- chip ac amplifier, block the dc component of the input signal with a capacitor. this pin is valid when the initialize diode matrix disamif switch is 0. this pin is used for detecting the presence of a broad- cast station during mw and lw band autotuning. the input frequency ranges and input conditions for deter- mining the presence of a broadcast station are shown below. description output type mw lw mw lw mw 450 5 450 5 459 5 459 5 450 5 450 2 450 0.5 459 2 459 0.5 450 0.5 area europe 1 europe 2 others item band input frequency range [khz] input frequency range [khz] input frequency range is the frequency that must be input within 20 ms after the pll is locked. input frequency range is the frequency that must be input within 40 ms after was input. when both input frequency ranges and are sat- isfied, a broadcast station is judged to be present and autotuning stops. fm band intermediate frequency (if) input. the input amplitude is 0.1 v p-p . since there is an ac amplifier on the chip, block the dc component of the input signal with a capacitor. this pin is valid when the initialize diode matrix switch enfmif is 1. this pin is used for detecting the presence of a broad- cast station during fm band autotuning. the input frequency ranges and input conditions for determin- ing the presence of a broadcast station are shown below. area 10.7 mhz 50 khz input frequency range input frequency range 10.7 mhz 12.5 khz all areas item input frequency range is the frequency that must be input within 20 ms after the pll is locked. input frequency range is the frequency that must be input within 20 ms after was input. when both input frequency ranges and are sat- isfied, a broadcast station is judged to be present and autotuning stops. fm inter- mediate frequency input 17 fmif am inter- mediate frequency input 16 amif input input
11 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol description output type mono mono nr loud ams amd signal output 20 ams cmos pushpull in the radio mode, this pin operates as the monoral signal output pin and in the tape mode, this pin oper- ates as the noise reduction signal output pin. ? radio mode each time the key is pressed on the fm and vf bands, the output is inverted. when the device is set to the monoral state by key, the lcd panel mono display lights and high level is output from this pin. on the mw and lw bands, this pin becomes low. when the power is turned on, this pin becomes low. ? tape mode this pin is valid when the diode matrix ennr2 switch to be described later is 1 (shorted by diode). when noise reduction nr 2 is selected by press- ing the key or noise reduction function key (selected by diode matrix), high level is output. at this time, the lcd panel nr 2 display lights. in the radio monitor and dk on modes, the "mono" display is inverted and the mono/nr 2 pin is made mono output by pressing the key. when the power is turned on, this pin becomes low. loudness signal output pin. in the radio, tape, and cd modes, the output is inverted each time the key is pressed. when the loudness state is selected by key, the lcd panel loud display lights and high level is output from this pin. when the power is turned on, this pin becomes low. tape mode ams (auto music search) control signal output pin. its output is inverted each timer the key is pressed. high level is output while the lcd panel ams dis- play is lit. loud monaural and noise reduction output 18 mono/nr 2 loud output 19 loud cmos pushpull cmos pushpull mono
12 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol tape mode metal signal output pin. its output is inverted each time the key and metal function key (selected by diode matrix) is pressed. when the metal state is selected with these keys, the lcd panel mtl display lights and high level is output from this pin. when the power is turned on, this pin becomes low. tape mode noise reduction (nr) signal output pin. when nr 1 is selected by the key or noise reduction function key (selected by diode matrix), the lcd panel nr 1 display lights and high level is output from this pin. when the ce pin is high level, the output of this pin is inverted each time the key is pressed. when the power is turned on, low level is output. this pin can be used to turn the set power on and off, etc. see 6 application circuits. crystal oscillator connection pin. it connects to a 4.5 mhz crystal oscillator. when the clock function is used, the accuracy of the clock is effected by the oscillation frequency accuracy only. adjust the oscillation frequency while observing the lcd oscillation waveform and pll local oscillation frequency. device ground pins. remarks always connect pins 26 and 58 to the same potential. gnd 1 (pin 58) is analog system ground and gnd 2 is digital system ground. description output type mtl nr power gnd 2 gnd 1 26 58 xo xi crystal oscillator 24 25 cmos (xo) input (xi) power 23 cmos pushpull nr 1 22 cmos pushpull mtl 21 metal output cmos pushpull power output ground noise reduction output
13 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol beep output pin when momentary key pressed. a 2.25 khz and 50 % duty square wave is output for approx. 40 ms. this time is equal to the premuting time. when a momentary key is pressed and the state of the lcd panel display or output port is changed (valid key) and at the end of 5 seconds hold during preset memory scan and scan operations, a beep is output. to disable the beep, float (leave open) this pin. the beep output is also used at sk alarm at dk standby. lcd panel segment signal output (pins 28 to 55) and key matrix key source signal output (pins 40 to 55) pins. 56-dot display is performed at the lcd panel by matrix with the com 1 pin (pin 56) and com 2 pin (pin 57). since lcd 15 /ks 15 (pin 40) to lcd 0 /ks 0 (pin 55) share the key source signal and lcd segment signal, to use them as key source signals, a reverse current prevention diode is necessary. for the connection method, see 1.3 key matrix connection and 6 application circuits. common signal output to lcd panel. 56-dot display is performed at the lcd panel by matrix with lcd 27 (pin 28) to lcd 0 /ks 0 (pin 55). key matrix key return signal input pin. since the key source signal output is shared with the lcd segment signal, do not connect a pull-down resis- tor to this pin. description output type beep 27 beep output cmos pushpull lcd segment and key source output cmos pushpull 56 57 lcd common signal output com 1 com 2 cmos pushpull input k 3 to k 0 59 to 62 key return signal input lcd 27 to lcd 16 lcd 15 /ks 15 to lcd 0 /ks 0 28 to 39 40 to 55
14 m pd1723gf-013, m pd1723gf-213 pin name pin no. symbol autotuning sd (station detector) signal input pin. when the voltage shown below is applied to this pin during the seek operation, a broadcast station is judged to be present. description output type local mode sd voltage band 28.5 64 12.5 64 15.5 64 12.5 64 v dd min. v dd min. v dd min. v dd min. fm mw lw local dx local dx 2.227 0.977 1.211 0.977 v dd = 5 v in the auto preset memory mode, search is performed twice in the local mode and once in the dx mode. the voltage to determine the presence of a broadcast station at this time is shown below. local mode sd voltage band 3.477 2.227 0.977 v dd = 5 v local (1st time) local (2nd time) 44.5 64 28.5 64 12.5 64 v dd min. v dd min. v dd min. dx (3rd time) 1.445 1.211 0.977 local (1st time) local (2nd time) 18.5 64 15.5 64 12.5 64 v dd min. v dd min. v dd min. dx (3rd time) mw lw fm lw when using the if count, a broadcast station is de- tected when a broadcast station is judged to be pres- ent by both if and sd pins. radio mode st (stereo) display input pin. when low level is input to this pin, the lcd panel st display lights. this pin is valid only on the fm and vf bands. in the mono mode, st is not displayed. input 64 st 63 sd sd input input stereo signal input
15 m pd1723gf-013, m pd1723gf-213 contents 1. key matrix configuration .................................................................................................... 16 1.1 key matrix layout .............................................................................................................................16 1.2 switch connection .............................................................................................................................17 1.3 key matrix connection ...................................................................................................................17 1.4 description of key matrix ............................................................................................................18 2. mode transition ......................................................................................................................... 53 2.1 when initialize diode rdon = 1 (radio on/off by ce pin) ............................................. 53 2.2 radio on/off by rdset switch ....................................................................................................55 2.3 description of each mode .............................................................................................................57 2.4 radio on/off by key ................................................................................................58 3. display 3.1 lcd panel ............................................................................................................................... ..................59 3.2 font ............................................................................................................................... .............................59 3.3 segment lines ............................................................................................................................... ........59 3.4 common lines ............................................................................................................................... .........59 3.5 lcd assignment table ......................................................................................................................60 3.6 description of displays ..................................................................................................................61 4. radio mute output timing (rdmute) .............................................................................. 63 4.1 radio mute (rdmute pin) output timing charts ..............................................................63 4.2 radio mute (rdmute pin) and audio mute (amute pin) output timing charts .......................................................................................................................67 5. pin i/o circuits ............................................................................................................................ 69 6. application circuits .................................................................................................................. 71 6.1 power on/off (no clock display at power off) by alternate switch ( ) ..............................................................................................................71 6.2 power on/off (clock display at power off) by alternate switch ( ) ........... 72 6.3 power on/off (clock display at power off) by momentary switch ( ) ........ 73 7. electrical specifications ....................................................................................................... 74 8. package dimension .................................................................................................................... 76 9. recommended soldering conditions .............................................................................. 78 power
16 m pd1723gf-013, m pd1723gf-213 123456789012345678 1 23456789012345678 1 23456789012345678 1 23456789012345678 123456789012345678 12345678901234567890123456789012123456789012345678901 1 234567890123456789012345678901212345678901234567890 1 1 234567890123456789012345678901212345678901234567890 1 1 234567890123456789012345678901212345678901234567890 1 1 234567890123456789012345678901212345678901234567890 1 1 234567890123456789012345678901212345678901234567890 1 1 234567890123456789012345678901212345678901234567890 1 12345678901234567890123456789012123456789012345678901 1. key matrix configuration 1.1 key matrix layout input pin k 3 (59) k 2 (60) k 1 (61) k 0 (62) lcd 15 /ks 15 (40) lcd 14 /ks 14 (41) lcd 13 /ks 13 (42) lcd 12 /ks 12 (43) lcd 11 /ks 11 (44) lcd 10 /ks 10 (45) lcd 9 /ks 9 (46) lcd 8 /ks 8 (47) lcd 7 /ks 7 (48) lcd 6 /ks 6 (49) lcd 5 /ks 5 (50) lcd 4 /ks 4 (51) lcd 3 /ks 3 (52) lcd 2 /ks 2 (53) lcd 1 /ks 1 (54) lcd 0 /ks 0 (55) m4 vf scan up scan amemo rdmoni disp power rl ennr2 entpk disamemo prio1 m2s rdon m3 (tp3) vf scan dwn man up mono (tp5) mtl rd set ff autoloc kmtl flash prio2 dislw area1 m2 (tp2) m6 seek up man dwn loc (tp4) nr tp set dk mutesel knr clk disp disamif enmw2 area2 m1 (tp1) m5 seek dwn band me (disp) loud ams cdset sk auto500 kams noclk enfmif disfm3 area3 1234567890123456789 1 23456789012345678 9 1 23456789012345678 9 1 23456789012345678 9 1234567890123456789 momentary switch alternate or transistor switch diode matrix leave open output pin
17 m pd1723gf-013, m pd1723gf-213 1.2 switch connection diode matrix kn lcd /ks mm transistor switch kn lcd /ks mm v dd alternate switch kn lcd /ks mm momentary switch kn lcd /ks mm leave open or kn lcd /ks mm 1.3 key matrix connection 51 lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd /ks lcd lcd 4 5 6 7 8 9 10 11 12 13 14 15 4 5 6 7 8 9 10 11 12 13 14 15 16 17 50 49 48 47 46 45 44 43 42 41 40 39 32 lcd /ks lcd /ks lcd /ks lcd /ks 3 2 1 0 3 2 1 0 52 53 54 55 56 57 58 59 60 61 62 k k k k 3 2 1 0 pd1723gf-013 pd1723gf-213 m m momentary switch alternate or transistor switch diode matrix lcd segment output
18 m pd1723gf-013, m pd1723gf-213 1.4 description of key matrix 1.4.1 initialize diode matrix the initialize diode matrix contains the switches shown below. these switches are read only when power is applied to the v dd pin for the first time (power on reset) and when the ce pin changed from low level to high level (ce reset). otherwise, they are ignored. (1) receiving area setting switches area1, area2, area3 (2) receiving band setting switches disfm3, enmw2, dislw (3) auto memory setting switch disamemo (4) if counter setting switches enfmif, disamif (5) preset memory operation setting switch m2s (6) tuning operation setting switch auto500 (7) display priority setting switches prio1, prio2 (8) radio on/off method setting switch rdon (9) clock function setting switches noclk, clkdisp, flash (10) tape function setting switches entpk, kams, knr, kmtl, ennr2 (11) muting output setting switch mutesel (12) local operation setting switch autolock set these switches by shorting them with a diode on the matrix or leave them open. in the following text, 1 signifies shorting by diode and 0 signifies leaving open.
19 m pd1723gf-013, m pd1723gf-213 symbol receiving area setting switch. its settings are shown below. for the receiving frequencies, etc. at each area, see page 2. function mode europe 1 europe 2 united states 1 united states 2 united states 3 australia, middle east japan central and south america area3 0 0 0 0 1 1 1 1 area2 0 0 1 1 0 0 1 1 area1 0 1 0 1 0 1 0 1 receiving band setting switch. its settings are shown below. ? disfm3 ........ fm3 band is disabled by setting to 1. ? enmw2 ....... mw2 band is enabled by setting to 1. ? dislw .......... in europe, the lw band is disabled by setting to 1. the dislw switch is invalid in areas outside of europe. the receiving bands for each area are set with these switches as shown below. receiving bands fm1, fm2, fm3, mw1, lw fm1, fm2, fm3, mw1 fm1, fm2, fm3, mw1, mw2 fm1, fm2, mw1, lw fm1, fm2, mw1 fm1, fm2, mw1, mw2 fm1, fm2, fm3, mw1 fm1, fm2, fm3, mw1, mw2 fm1, fm2, mw1 fm1, fm2, mw1, mw2 disfm3 0 0 0 1 1 1 0 0 1 1 enmw2 0 0 1 0 0 1 0 1 0 1 dislw 0 1 0 1 area europe 1, europe 2 other areas C: dont care area1 area2 area3 disfm3 enmw2 dislw
20 m pd1723gf-013, m pd1723gf-213 symbol function preset memory write method setting switch. its settings are shown below. write method m2s preset memory is written by pressing a to key in the 5 seconds memory write state by key. preset memory is written by holding down a to key for more than 2 seconds. the key is invalid. m6 1 for more information, see the and to items. m6 m1 (tp1) man dwn man up and keys function setting switch. the and keys can also be used as autotuning (seek operation) keys by means of this switch. the settings of this switch are shown below. man up man dwn auto500 man up man dwn , key function manual tuning only. each time the key is pressed, the channel is incremented or decremented by one. when the key is held down for more than 0.5 seconds, the channel is changed continuously and rapidly. manual tuning and autotuning. each time the key is pressed, the channel is incremented or decremented by one. when the key is held down for more than 0.5 seconds, autotuning (seek operation) is performed from the next channel. m2senmw2 dislw 0 m1 (tp1) m6 me me 0 1 auto500 me m1 (tp1)
21 m pd1723gf-013, m pd1723gf-213 symbol function local function setting switch. its settings are shown below. local function autoloc local on/off by key input. each time the key pressed, the loc display is inverted. local output outputs high level only during autotuning (seek, scan, amemo). auto local. the key is invalid. when autotuning is selected by , , , , keys, the loc display lights and the local output becomes high and autotuning is performed. when autotuning is performed for one cycle, the device searches in the dx mode (loc display off, local output = low). however, the device enters the local1, local2 or dx mode only during auto memory operation. at other than autotuning, the loc display goes off and the local output becomes low. if the same key ( key for the seek-up operation, etc.) is pressed during autotuning, if the device is in the local mode, it searches in the dx mode, beginning from the frequency at which autotuning started. if the device is in the dx mode, autotuning stops. when auto500 switch is set to 1 (autotuning by pressing or key for 0.5 second) when auto local is used, the following opera- tions are performed: auto local search (local) mode is performed by pressing the or key for more than 0.5 seconds. when the or key is pressed again during local search and the 2nd dx search, autotuning stops. loc loc seek dwn seek up amemo seek dwn seek up man dwn man up man dwn man dwn man up 0 autoloc 1 seek up man up
22 m pd1723gf-013, m pd1723gf-213 display switching is performed when the key and melody selection key (during clock display) was operated. ? radio mode the display switches between frequency display and clock display each time the key is pressed. when the melody selection key is pressed during clock display, the display switches to frequency display. ? time mode the key is disabled. ? cd mode the display is switched between display and clock display each time the key is pressed. when the display switched from frequency or display to clock display by key, if no operation is performed within 5 seconds, the display returns to the original display. ? radio mode normally the frequency is displayed. the display is switched to 5 seconds clock display by pressing the key. when the key is pressed again, or the melody se- lection key is pressed, during 5 seconds clock display, the display returns to frequency display. ? tape mode clock display. the key is invalid. ? cd mode normally is displayed. the display is switched to 5 seconds clock display by pressing the key. when the key is pressed again during 5 seconds clock display, the display returns to cd display. symbol function priority display setting switch. priority display is display that returns to the previous display if no operation is performed within 5 seconds after the display was switched. these switches are valid only when the noclk switch is set to 0 (clock mode) when the device is not in the dk standby mode and radio monitor is not used. their settings are shown below. priority display prio1 description disp disp prio2 disp disp disp disp disp disp disp prio1 prio2 0 none 0 frequency cd 1 0 disp
23 m pd1723gf-013, m pd1723gf-213 symbol function priority display prio1 description prio2 disp disp disp disp in the radio and ce modes, clock display has priority. ? radio mode normally the clock is displayed. the display is switched to 5 seconds frequency display by press- ing the key or melody selection key. when the key is pressed again during 5 seconds frequency display, the display returns to clock display. ? tape mode the key is invalid. ? cd mode normally the clock is displayed. the display is switched to 5 seconds display by pressing the key. when the key is pressed again during 5 seconds display, the display returns to clock display. do not set to this mode. disp 0 1 clock 1 1 frequency display in the above means receiving frequency, receiving band, and preset memory display. therefore, during radio reception, the pscan, sk, vf, st, mono, local, and loud displays light even at clock display. in the tape mode, the loud, mtl, nr 1 , nr 2 , ams, , and displays also light at clock display. prio1 prio2
24 m pd1723gf-013, m pd1723gf-213 function symbol priority display prio1 description prio2 ? tape dk standby ? radio monitor the display switches between frequency display and clock display each time the key is pressed. when the melody selection key is pressed during clock display, the display switches to frequency display. when the device entered the tape dk standby and radio monitor standby mode, frequency display displayed first. ? cd dk standby ? radio monitor the display switches between frequency display, display and clock display each time the key is pressed. when the melody selection key is pressed during display and clock display, the display switches to frequency display. when the device entered the cd dk standby and radio monitor mode, frequency display is displayed first. ? dk on frequency displayed. the key is invalid. ? tape dk standby ? radio monitor normally the frequency is displayed. the display is switched to 5 seconds clock display by pressing the key. when the key or the melody selection key is pressed during 5 seconds clock display, the display returns to frequency display. ? cd dk standby ? radio monitor normally is displayed. when the key is pressed, the display switches to 5 seconds frequency display. when the key is pressed during frequency dis- play, the display switches to 5 seconds clock display. when the key is pressed during clock display, the display returns to display. when the melody selection key is pressed during and clock display, the display switches to 5 seconds frequency display. ? dk on frequency display the key is invalid. disp disp disp disp 0 0 none 0 1 prio1 prio2 disp disp disp disp frequency cd disp
25 m pd1723gf-013, m pd1723gf-213 function symbol priority display prio1 description prio2 0 1 clock ? tape dk standby ? radio monitor normally the clock is displayed. when the key or melody selection key is pressed, the display switches to 5 seconds frequency display. when the key is pressed during 5 seconds fre- quency display the display returns to clock display. ? cd dk standby ? radio monitor normally the clock is displayed. when the key is pressed, the display switches 5 seconds display. when the key is pressed during this display, the display switches to 5 seconds fre- quency display. when the key is pressed during frequency dis- play, the display returns to clock display. when the melody selection key is pressed during clock display or display, the display switches to 5 seconds frequency display. ? dk on frequency display. the key is invalid do not set to this mode. disp disp disp disp disp 1 1 at no clock (noclk = 0), the following is displayed and the key becomes invalid without regard to the setting of the prio1 and prio2 switches. and the key is invalid. disp disp mode radio tape cd tape dk standby cd dk standby dk on radio monitor display frequency none frequency radio on/off method setting switch. its settings are shown below. when this switch was set to 1, do not use the rdset switch. disp rdon prio1 prio2 rdon 0 1 radio on/off method radio is turned on and off by rdset switch. radio is turned on by making the ce pin high.
26 m pd1723gf-013, m pd1723gf-213 description symbol noclk 0 1 clock yes no in the no-clock mode, low consumption current (10 m a max.) backup is possible by making the ce pin low. clock time system setting switch. its settings are shown below. clkdisp time system 12-hour clock am11:59 pm12:00 am12:00 pm11:59 24-hour clock 23:59 0:00 ? ? ? 0 1 clock colon ( : ) display setting switch. its settings are shown below. flash colon ( : ) display steady light flashing frequency: 1 hz duty: 6 (on): 4 (off) 0 1 clock specified setting switch. its settings are shown below. noclk clkdisp flash
27 m pd1723gf-013, m pd1723gf-213 function symbol switches for using the tape functions (ans, nr, mtl) in common with the radio function keys. the keys that can be used in common can be selected as shown below. entpk function 0 1 the , , and keys can be used as the ams, nr, mtl function keys. the keys that can be selected as shown below. dual-function keys m3 (tp3) m2 (tp2) m1 (tp1) kams knr kmtl 1 1 1 1 0 0 0 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 1 0 ams ams ams ams nr nr mtl mtl nr nr mtl mtl that is, the functions selected by 1 are left-justified and used at the to keys. of the ams, nr and mtl function keys, two functions can be used at the and keys. the following can be selected: m3 (tp3) m1 (tp1) m1 (tp1) m2 (tp2) m3 (tp3) loc (tp4) mono (tp5) dual function-key mono (tp5) loc (tp4) kams knr kmtl 1 1 1 1 0 0 0 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 1 0 ams ams ams nr nr mtl nr mtl mtl loc (tp4) the functions selected by 1 are left-justified and used at the and keys. mono (tp5) entpk kams knr kmtl do not set
28 m pd1723gf-013, m pd1723gf-213 function symbol the operation of each key is the same as that of the momentary keys , , and . summarizing the above, the five keys to , , and can be used as tape function keys. which functions are used in common are determined by the entpk, kams, knr and kmtl switches. this is summarized below. m1 (tp1) m3 (tp3) loc (tp4) nr mtl mono (tp5) entpk kams knr kmtl 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ams ams ams ams nr nr mtl nr nr mtl mtl mtl ams ams ams nr nr mtl nr mtl mtl do not set. when these functions are used, tuning operations in the tape dk standby, cd dk standby and radio monitor, and dk on modes are restricted as follows: kams 0 knr 0 kmtl 0 tuning by to key is possible. the and keys cannot be used as local and monaural keys. normal tuning possible. entpk 0 loc (tp4) m1 (tp1) m6 when even one switch is 1 0 1 entpk kams knr kmtl ams m2 (tp2) t3 (tp3) loc (tp4) mono (tp5) m1 (tp1) mono (tp5)
29 m pd1723gf-013, m pd1723gf-213 rdmute output 40 ms mode pin low output mode switching by tpset, cdset switch max 20 ms rdmute output max 20 ms 40 ms mode pin low output mode switching by tpset, cdset switch 625 to 750 ms function symbol switch that enables the nr 2 (noise reduction) function in the tape mode. its settings are shown below. ennr2 nr description nr 2 function cannot be used. when the key or nr function key (selected by knr switch) is pressed, the lcd panel nr 1 display and nr 1 pin output changes as follows: nr 1 display off nr 1 display on nr 1 pin low output nr 1 pin high output both the nr 1 and nr 2 functions can be used. when the key or nr function key (selected by knr switch) is pressed, the lcd panel nr 1 and nr 2 displays and nr 1 and mono/nr 2 pins output change as follows: nr 1 display off nr 1 pin low output nr 2 display off mono/nr 2 pin low output ? nr 1 display on nr 1 pin high output nr 2 display off mono/nr 2 pin low output nr 1 display off nr 1 pin low output nr 2 display on mono/nr 2 pin high output 0 1 sets the rdmute pin output method in the tape and cd modes. its settings are shown below. mutesel ennr2 when mutesel = 1 is set, do not use the dk standby and radio monitor functions. ? in the tape and cd modes, muting remains on. for details, see 4 radio mute output timing. 0 1 mutesel rdmute pin output ? in the tape and cd modes, muting is turned off. nr ?? ? ? rdmute pin output mode switching by tpset, cdset switch mode switching by tpset, cdset switch rdmute pin output
30 m pd1723gf-013, m pd1723gf-213 function symbol if counter use setting switch. its settings are shown below. enfmif disamif band fm mw, lw fm mw, lw fm mw, lw fm mw, lw 1 1 0 0 o 1 0 1 broadcast station detection method if counter and sd system if counter and sd system if counter and sd system sd system sd system if counter and sd system sd system sd system auto preset memory function disable switch. its settings are shown below. disamemo description enables the auto preset memory function. when the key is pressed for more than 2 seconds, auto preset memory operation begins. disables the auto preset memory function. the key performs the preset scan function only. pscan amemo pscan amemo enfmif disamif disamemo 0 1
31 m pd1723gf-013, m pd1723gf-213 1.4.2 alternate or transistor switch function symbol cd mode setting switch. this switch is valid only when the ce pin is high level. the cd mode can be set by setting this switch to on. for details, see 2 mode transition. tape mode setting switch. this switch is valid only when the ce pin is high level. when this switch is set to on when the csdset is off, the device is set to the tape mode. for details, see 2 mode transition. radio mode setting switch. this switch is valid only when the ce pin is high level. when this switch is set to on when the cdset and tpset switches are off, the device is set to the radio mode. for details, see 2 mode transition. when using this switch, set the rdon switch (diode matrix) to 0. tape mode fast forward signal input switch. the tape fast forward display ( ) lights as shown below according to the state of the rl switch. cdset tpset rdset ff rl 0 1 0 1 0 1 display : light off, : : light on, : flash (2 hz) 0: off, 1: on vf broadcast station sk signal input switch. when this switch is set to on on the fm and vf bands, the lcd panel sk display lights. on the fm and vf bands, this signal is also used as the auto tuning stop signal. at this time, 250 to 375 ms after the broadcast station is judged to be present by if and sd pin, this switch is checked and if it is on, a traffic information station is judged to be present and autotuning stops. tape mode travel direction signal input switch. the tape travel display ( ) lights according to the state of the ff switch. for the lighting contents, see the ff switch above. vf broadcast station dk signal input switch. when this switch is set to on in the tape dk standby and cd dk standby modes, the device enters the tape dk on and cd dk on mode. ff sk rl dk
32 m pd1723gf-013, m pd1723gf-213 1.4.3 momentary keys function symbol in the radio mode, these keys are used to call and write preset memory. in the tape mode, these are used as tape function keys by initialize diode (entpk, kams, knr, kmtl). ? radio mode preset memory call and write keys. one key can memorize the fm1, fm2, fm3, vf, mw1, mw2, and lw bands independently (max. 6 bands). the following operations are performed according to the state of m2s of the initialize diodes: m2s me description the device is placed into the 5 seconds preset memory write mode by pressing the key during frequency display. when one of the keys to is pressed during this 5 seconds, the current receiving frequency is written to the preset memory corresponding to the pressed key. when the key is held down, writing is not performed. during writing, radio muting is not output. example m1 (tp1) m6 me m1 (tp1) m2 (tp2) m3 (tp3) m4 m5 m6 when the same preset memory key is pressed while the current preset memory contents are being received, the same operation is performed. in the radio mode, when the device is in the memory unwritable state, when one of the to keys is pressed, the preset memory contents corre- sponding to the pressed key can be called. example m1 (tp1) m6 50 ms rdmute pin output 40 ms b e e p 375 to 500 ms display example mi (tp1) ch1 when the same preset memory key is pressed while the current preset memory contents are being received, no operation is performed. however, if the clock is being displayed, beep is output and the display switches to frequency display. radio muting is not output. call 0 write ch1 ch key operation me b e e p b e e p 50 ms 40 ms within 5 sec. 50 ms 40 ms me key on key off mi (tp1) rdmute pin output display example flash
33 m pd1723gf-013, m pd1723gf-213 rdmute pin output 50 ms 40 ms within 2 sec. 375 to 500 ms b e e p m6 (tp6) m1 (tp1) to key operation display frequency or clock display preset memory number of pressed key and frequency received last are displayed. key off preset memory number of pressed key and called frequency are displayed. key on when the same preset memory key is pressed while the current preset memory contents are being received, nothing is performed. however, if the clock is being displayed, beep is output when the key is released or after 2 seconds and the display switches to frequency display. at this time, radio muting is not output. if a key is pressed during the seek operation, the call operation is immediately performed (2-second count is ignored). when a to key is pressed and released within 2 sec- onds, the preset memory contents at the time the key was released are called. function symbol m2s description when one of the key to is pressed for more than 2 sec- onds, the preset memory corresponding to the pressed key is written. at the end of writing to the preset memory, radio muting is output as acknowledgment. m6 m1 (tp1) m6 m1 (tp1) when the same preset memory key is pressed while the current preset memory contents are being received, nothing is performed. however, if the clock is being displayed, beep is output and the display switches to frequency display. radio muting is not output. if a key is pressed during the seek operation, the call operation is immediately performed. m1 (tp1) m2 (tp2) m3 (tp3) m4 m5 m6 call 1 write rdmute pin output 50 ms 2 sec. 250 to 375 ms b e e p m6 (tp6) m1 (tp1) to key operation display frequency or clock display preset memory number of pressed key and frequency received last are displayed. key on 40 ms
34 m pd1723gf-013, m pd1723gf-213 function symbol when the power is turned on, the frequency shown below are written to m1 to m6 to facilitate set adjustment. area memory band 87.5 522 522 144 87.5 530 87.5 531 76.0 522 87.5 520 87.7 603 621 155 87.9 620 87.9 612 76.4 603 87.9 565 92.3 954 1098 208 97.1 1010 97.1 963 85.6 954 97.1 760 96.3 1386 1530 256 105.1 1490 105.1 1395 76.0 1386 105.1 1000 105.9 522 522 144 87.5 530 87.5 531 76.0 522 87.5 1400 87.5 522 522 144 87.5 530 87.5 531 76.0 522 87.5 520 m1e m2 m3 m4 m5 m6 united states 1, united states 2, united states 3 europe 1 europe 2 australia, middle east japan central and south america the lowest frequency of each area is m1 to m6 of the fm2, fm3, vf, and mw2 bands of other than europe 1 and 2. ? tape mode these keys can be used as tape function keys by means of initialize diode matrix switches entpk, kams, and kmtl. for the keys that can be used, see the diode matrix. for a description of each key operation, see the , , and key items. vf (traffic information) broadcast station search key. its operation is described below. when this key is pressed in the radio mode (fm, mw, or lw band), the lcd panel vf display and band 2 pin output are inverted. when this key is pressed, the vf band is selected and 375 to 500 ms later, whether or not there is a broadcast station (if count and sd check) and sk signal are detected. if no vf broadcast station is judged not to be present (the presence of a vf broadcast station is de- termined by the presence of an if count, sd signal, and sk signal), autotuning starts from that frequency. when the first broadcast station is detected, that frequency is held until the autotuning key is pressed thereafter, even when there is no sk signal. when the if count and sd check are judged to be present, the autotuning operation is the same as normal autotuning, except that the sk signal is detected after 375 to 500 ms. autotuning (seek up) is performed automatically only when the vf band is selected by key for the first time. autotuning is not performed automatically even if another tuning key (other than autotuning) is pressed. ams nr mtl vf vf m1 (tp1) m2 (tp2) m3 (tp3) m4 m5 m6 fm1 mw1 mw2 lw fm1 mw1 fm1 mw1 fm1 mw1 fm1 mw1
35 m pd1723gf-013, m pd1723gf-213 function symbol vf band vf band to reset the vf band, press the key or key. the vf band has 6 independent memories. the last channel is also independent. when the device is set to the tape or cd mode by tpset or cdset switch while on the vf band, it switches to the dk standby mode. the device also switches to the dk standby mode when the key is pressed in the tape or cd mode. in the dk standby mode, all the keys, other than the key, are valid. when the dk switch is set to on in the dk standby mode, the device switches to the dk on mode. in the dk on mode, radio muting (rdmute pin) is turned off and audio muting (amute pin) is turned on. when both the sd and sk signals or one of signals are lost during vf band reception (including tape or cd dk standby mode), beep is output. the sd and sk signals are checked 512 times once every 30 ms and if there are no sd and sk signals for 256 times or more, beep is output. for beep, 120 ms on and 120 ms off are output 5 times, respectively. preset memory scan and auto store memory key. the auto store memory function is enabled when initialize diode disamemo is 0. when the auto store memory is used (disamemo = 0), when this key is pressed and released within 2 seconds, preset memory scanning is performed. when this key is held down for more than 2 seconds, operation switches to auto store memory operation. when the auto store memory is not used (disamemo = 1), the preset memory scanning operation starts the moment the button is pressed. the preset memory scan and auto store memory operations are described below. (1) preset memory scan operation the preset memory contents are called automatically every 5 seconds. if other than the current preset memory is being received, the preset memories are called from m1, and if a present memory is being received, the preset memories are called from the next preset memory (for instance, from m4 if m3 is being received) sequentially every 5 seconds. this operation is shown below. example when fm1 band being received fm1 this operation is the same for the mw bands (mw1, mw2) and lw band. vf pscan amemo m1 ? m2 ? m3 ? m4 ? m5 ? m6 ? other than preset memory being re- ceived on fm1 band m3 being received on fm1 band
36 m pd1723gf-013, m pd1723gf-213 function symbol when the next preset memory is called at the end of 5 second hold, beep is output. during 5-second hold, the preset memory number display flashes at 1 hz (duty 50 %). the ch display does not flash. to stop at that preset memory during 5-second hold, press this key again, or press the same preset memory key as the preset memory being received. writing of preset memory (for example, writing to m5 during m1 hold) is also possible, but the preset memory scan operation ends when the preset memory was written. the preset memory write operation during 5 second hold is described below. m2s description when the key is pressed, the device enters the 5-second memory write mode. writing is performed by pressing a to key in the memory writable mode. at the end of writing, auto preset memory scanning stops. in the memory writable mode, the ch display flashes. if no operation is performed within 5 seconds, the next preset memory channel is called and auto preset scanning continues. if the key is pressed again in the memory writable mode, the memory writable mode is canceled and the next channel is called 5 seconds after the key was pressed. when a to key is pressed for more than 2 seconds, the fre- quency currently being received is written to the preset memory corresponding to the pressed key. auto preset scanning ends when the frequency was written to the preset memory (2 seconds after the key was pressed). me m1 (tp1) m6 m6 m1 (tp1) when one of the following keys is pressed during preset memory scanning, preset memory scanning stops and the operation of the pressed key is performed. ,,, ,, memory call key other than memory being received (held) band switching key when one of the following keys is pressed during preset memory scanning, after the operation of the pressed key is performed, preset memory scanning is continued. ,, man up man dwn seek up seek dwn scan up scan dwn vf loud loc (tp4) mono (tp5) pscan amemo 0 1 me
37 m pd1723gf-013, m pd1723gf-213 function symbol example) fm band (fm1, m1 = 76.0 mhz, m2 = 80.0 mhz, m3 = 90.0 mhz), m4 = 88.0 mhz, m2s = 0 pscan amemo pscan loc (tp4) me me me m1 (tp1) rdmute pin output key operation display b e e p b e e p b e e p b e e p b e e p b e e p b e e p 5 sec 5 sec less than 5 sec. less than 5 sec. 5 sec ch ch ch loc loc ch ch ch loc loc loc loc loc ch preset scan start preset scan stop ch ch example 1) japan, fm band 78.0 mhz (m3) reception (2) auto store memory this operation searches for a broadcast station and writes it to preset memory automati- cally. broadcast station search is performed in the up direction, starting from the frequency currently being received. if the preset memory channel which is written is receiving the current preset memory, it is incremented from the preset memory channel being received (from m3 if m3 is being received). if a channel other than a preset memory channel is being received, the preset memory channel which is written is incremented from m1. when broadcast stations are stored up to m6, the auto store memory operation ends. the auto store memory operation broadcast station search method in the local mode and dx mode differs as shown below. dx mode the frequencies are searched in the up direction, starting from the frequency currently being received, and ends when the preset memories are written up to m6 or all the search frequencies were searched once. ..... ..... ..... pscan amemo ........... .......... pscan amemo frequency 78.0 78.1 seek 80.0 80.1 82.5 84.7 87.9 80.0 ? ? ? ? ? ? ? ? ? ? display ch3 ch3 ch3 ch4 ch4 ch5 ch6 station station station station auto memory operation m3 m4 m5 m6 stop write write write write frequency 78.0 78.1 seek 90.0 76.0 77.9 78.0 ? ? ? ? ? display ch1 no ch1 ch1 ch1 station operation 1 cycle auto memory no station stop for auto store memory in the dx mode, the sd pin broadcast station detection level is: example 2) japan, fm band 78.0 mhz reception
38 m pd1723gf-013, m pd1723gf-213 symbol pscan amemo function band fm mw lw vf 12.5 64 v dd lowest voltage to determine the presence of station 0.977 v at v dd = 5 v local mode the frequencies are searched in the up direction, starting from the frequency currently being received. in the local mode, the sd detection level is changed and the frequencies are searched twice. in the dx mode, the frequencies are searched once. when the preset memories are written up to m6 during this time or at the end of 3 searches, the auto store memory operation ends. example) japan, am band 1422 khz reception frequency 1422 1531 seek 1620 1629 522 1411 ? ? ? ? ? ? ? display ch1 ch1 ch2 ch2 ch2 station operation m1 write (local 1st time) 1422 1629 522 1411 ch2 ch2 ch2 (local 2nd time) 1422 1629 522 695 1411 ch2 ch2 ch2 ch2 ch3 station m2 write (dx 1st time) 1422 auto memory stop the sd detection level for local mode auto store memory is: band lowest voltage judged a broadcast station mode local 1st time local 2nd time dx 1st time local 1st time local 2nd time dx 1st time 44.5 64 v dd 28.5 64 v dd 12.5 64 v dd 18.5 64 v dd 15.5 64 v dd 12.5 64 v dd 3.477 v at v dd = 5 v 2.277 v at v dd = 5 v 0.977 v at v dd = 5 v 1.445 v at v dd = 5 v 1.211 v at v dd = 5 v 0.977 v at v dd = 5 v fm vf mw lw .......... .......... .......... pscan amemo ? ........................................ ? ? ...... ? ................................... ? ?? ..... ? ? ?
39 m pd1723gf-013, m pd1723gf-213 function symbol when the auto local function is used, each time the key is pressed, the local mode is switched as shown below. local1 ? local2 ? dx ? auto memory stop when the local mode is switched, the auto memory operation is repeated from the frequency at which is started. when the auto memory operation was stopped, if even one broadcast station was written, operation shifts automatically from the preset memory when the auto memory operation started to preset scan operation. autotuning (seek operation) key. the frequencies are incremented ( key) or decremented ( key) in 1 channel space and whether or not there is a broadcast station (if count and sd signal) is detected at each receiving frequency and when there is a broadcast station, that frequency is held. on the vf band, when there is judged to be a broadcast station by if count and sd signal, the sk switch is checked 250 to 375 ms later and if there is an sk signal, that frequency is held. when seek up (seek down) reaches the highest (lowest) frequency, it returns to the lowest (highest) frequency and, that is, sawtooth wave mode tuning is performed. the channel seek up (seek down) operation is shown below: seek up seek dwn seek up seek down when band switching is performed during the seek operation (no broadcast station), when switching returns to the same band and when the radio is turned off (including mode switching) and then turned back on, the frequency at which seek started is received. the keys that are valid during the seek operation are shown in the following table. keys that are not shown are invalid. ( key is valid.) when using the and keys, set the auto500 switch (diode matrix) to 0. power seek up seek dwn pscan amemo seek up seek dwn 1 channel space f f f start fs stop 1 channel space f stop f f f start s for the s (slow) and f (fast) if count conditions, see the fmif pin and amif pin above. for the 1 channel space frequency width, see the receiving frequencies above. pscan amemo
40 m pd1723gf-013, m pd1723gf-213 function symbol when the auto local function is used, the local mode is switched as shown below each time the or key is pressed. local ? dx ? seek operation stop when the local mode is switched, seek is repeated from the frequency at which it started. seek up seek dwn key operation ? key during seek up and key during seek down seek stops and returns to the frequency at which it started. however, when the auto local function is used, the local mode is switched. ? key during seek up and key during seek down shifts to the operation of the pressed key (to seek down during seek up) from the frequency when the key was pressed. key transfer operation is also enabled. scan up (scan down) operation starts from the frequency when the key was pressed. seek operation stops and returns to the frequency when seek started. seek operation stops and the band is switched sequentially as shown below. ? fm1 ? fm2 ? fm3 ? mw1 ? mw2 ? lw however, bands disabled by receiving area and disfm3, enmw2, and dislw switches are skipped. when switching returns to the same band, it becomes the frequency when seek started. the preset memory contents of the pressed key at the time the key was pressed are called without regard to the state of the m2s switch. seek operation stops and the key operation is performed. seek operation stops and preset scanning is performed. the operation of the pressed key is performed. the seek operation continues. seek up seek dwn seek dwn seek up seek up seek dwn scan up scan dwn man up man dwn band m1 (tp1) to m6 vf locd loc (tp4) mono (tp5) pscan amemo seek up seek dwn
41 m pd1723gf-013, m pd1723gf-213 function symbol auto tuning (scan operation) key. the frequencies are searched up ( key) or down ( key) in 1 channel steps and whether or not there is a broadcast station (if count and sd signal) is detected at each receiving frequency and when a broadcast station is judged to be present, that frequency is held for 5 seconds. on the vf band, whether or not there is an sk signal is de- tected as well as seek operation. if no operation is performed during this 5 seconds, the seek operation is repeated and the next broadcast station is received sequentially every 5 seconds (scan operation). during this 5 seconds hold, the frequency display flashes at 1 hz (duty 50 %). at the end of the 5 seconds hold, beep is output. seek operations (channel up/down method, autostp switch and if count, sd detection, sk signal detection) are the same as the and keys. when the radio is turned off (including mode switching) and then turned on, the frequency held last (when there is not even 1 broadcast station, the frequency when the scan operation started) is received. the operation of each key during seek operation (other than at 5 seconds hold) is shown below. seek up seek dwn key operation scan up scan dwn scan dwn scan up scan up scan dwn seek up seek dwn man up man dwn ? key during scan up and key during scan down scanning stops and returns to the frequency held last. however, when the auto local function is used, the local mode is switched. ? key during scan up and key during scan down operation shifts to operation of the pressed key from the frequency when the key was pressed. key transfer operation is also enabled. scanning stops and seek operation starts from the frequency when the key was pressed. scanning stops and returns to the frequency held last (when a frequency was not held, returns to the frequency when scanning started). scanning stops the moment the key is pressed even when the auto500 switch is 1 (when the or key is pressed for more than 0.5 seconds, seek is performed). scanning stops and the band is switched sequentially as shown below. ? fm1 ? fm2 ? fm3 ? mw1 ? mw2 ? lw however, bands disabled by receiving area and disfm3, enmw2, and dislw switches are skipped. when switching returns to the same band, the frequency held last is received. when a frequency was not held, the frequency when scanning started is received. man up man dwn scan up scan dwn band scan up scan dwn
42 m pd1723gf-013, m pd1723gf-213 function symbol scan up scan dwn key operation m1 (tp1) m6 to vf pscan amemo loud loc (tp4) mono (tp5) key operation scan up scan dwn scan up scan dwn ? key during scan up and during scan down scanning stops and the frequency being held is held. ? key during scan up and key during scan down and then the operation of the pressed key is performed. scanning stops and seek starts from the frequency being held. scanning stops and operation of the or key is performed from the frequency being held. scanning stops and the band is switched sequentially as shown below. ? fm1 ? fm2 ? fm3 ? mw1 ? mw2 ? lw however, bands disabled by receiving area and disfm3, enmw2, and dislw switches are skipped. when switching returns to the same band, it returns to the held frequency. when a key is pressed, scanning stops and the preset memory contents of the pressed key are called without regard to the state of the m2s switch. scanning stops and operation of the key is performed. scanning stops and preset scan is performed from m1. the operation of the pressed key is performed. seek (scan operation) continues. momentary keys other than those described above are invalid. (however, the key is valid.) operation of each key during 5-second hold is shown below. scan dwn scan up seek up seek dwn man up man dwn band man up man dwn power
43 m pd1723gf-013, m pd1723gf-213 function symbol key operation (ii) ? when the m2s switch is 1, this key is invalid. ? when m2s switch = 0 each time the key is pressed, the memory write state is inverted as shown below. (i) ch less than 5 sec me 5 sec less than 5 sec less than 5 sec me me 5 sec ch seek hold hold seek key station key operation display example memory writable seek hold hold hold seek station key operation display example memory writable vf loud loc (tp4) mono (tp5) when a to key is pressed in the memory writ- able state, data is written to the present memory corresponding to the pressed key. scanning is canceled and the key operation is performed. scanning is canceled and the key operation is performed. the operation of the pressed key is performed. scanning continues. m1 (tp1) m6 (tp6) scan up scan dwn mef pscan amemo
44 m pd1723gf-013, m pd1723gf-213 function symbol key operation when m2s switch = 0 ? memory unwritable state the scanning operation is canceled and the preset memory contents cor- responding to the pressed key is called. ? memory writable state (see the key below.) the held frequency is written to the preset memory corresponding to the pressed key and the memory writable state is canceled. then, the hold state is held for 2 seconds. if an operations not performed during this time, the next station is searched. (example) m1 (tp1) m2 (tp2) m3 (tp3) m4 m5 m6 scan up scan dwn me less than 5 sec less than 5 sec 2 sec seek station hold hold seek m1 (tp1) ch ch memory writable key operation display hold display example m1 (tp1) m1 (tp1) less than 5 sec less than 2 sec hold m1 call hold seek rdmute pin station on off contents of m1 key key ch ch when m2s switch = 1 ? when key released within 2 seconds the preset memory contents corresponding to the pressed key are called and the scan operation is reset the moment the key is released. (example) ? when key pressed for more than 2 seconds the held frequency is written to the preset memory corresponding to the pressed key 2 seconds after the key has been passed for 2 seconds. 2 seconds after the end of writing, hold ends and the next station is searched (seek operation). (example) station seek rdmute pin less than 5 sec 2 sec m1 (tp1) key 2 sec hold hold hold seek pressed continuously ch ch me
45 m pd1723gf-013, m pd1723gf-213 function symbol receiving band selection switch. it is valid only in the radio mode. each time this switch is pressed, the band is switched sequentially as shown below. ? fm1 ? fm2 ? fm3 ? mw1 ? mw2 ? lw however, bands disabled by receiving area and disfm3, enmw2, and dislw switches are skipped. when the band is switched (fm1 ? fm2 ? fm3 ? mw1 ? mw2) in the same band (fm, mw), the band display and last channel change. when the key is pressed during vf band reception, the vf band is reset and the device returns to the band received last. in the radio mode, during frequency display, this key is used as the preset memory writable state setting key and during clock display (ce pin = high level), this key is used with the and keys as the clock adjustment key. when the me2s = 0, this key operates as the preset memory writable state and clock adjustment key. when me2s = 1, this key operates as the preset memory writable state and clock adjustment key. when me2s = 0, use the key to switch the display. this key operation is described below. radio mode frequency display this key is used as the preset memory writable state setting key. it is valid only when the initialize diode m2s switch is 0. when this key is pressed, the device enters the preset memory writable state for 5 seconds from the moment the key was pressed and the current receiving frequency is written to the preset memory corresponding to the pressed key by pressing the to key. if the key is pressed continuously at this time, the write operation is not performed. during the preset memory writable state, the ch display flashes at 1 hz (duty 50 %). if preset memory is being received, the preset memory number flashes also. this key is invalid during the seek operation (including seek operation at scanning). however, it is valid at 5 seconds hold during the preset memory scan and scan operations. each key operation in the preset memory writable state is shown below. band man up man dwn disp m1 (tp1) m6 me key operation m1 (tp1) m6 to band the frequency being received when a key is pressed is written to the preset memory corresponding to the pressed key. muting is not output. me
46 m pd1723gf-013, m pd1723gf-213 function symbol key operation me pscan amemo vf seek up seek dwn scan up scan dwn man up man dwn disp preset memory write mode is reset and each key operation is performed. the preset memory writable state is reset and the band is switched sequentially as shown below. ? fm1 ? fm2 ? fm3 ? mw1 ? mw2 ? lw however, bands disabled by receiving area and disfm3, enmw2, and dislw switches are skipped. the preset memory writable state is reset. the preset memory writable state is held and each key operation is performed. me loc (tp4) loud mono (tp5) band keys other than those described above (except the key) are invalid. when the radio is turned off and then turned back on (including tape and cd mode switching) in the preset memory writable state, the writable state is released. clock display this key is used as the time adjustment key. the minute and hour digits are adjusted as shown below by pressing the and keys while pressing the key. ? hour adjustment the hour is advanced one hour each time the key is pressed. when the key is held down for more than 0.5 seconds, the hour changes continuously at a speed of 4 hours/sec (1 hour in 250 ms) until the key is released. the minute digit and seconds count are not affected. ? minute digit adjustment the minute digit is advanced one minute each time the key is pressed. when the key held down for more than 0.5 seconds, the minute digit changes at a speed of 8 minutes/sec (1 minute in 125 ms) until the key is released. carry to the hour digit is not performed. each time the minute digit is adjusted, the seconds count is reset. power man up man dwn me man dwn man up
47 m pd1723gf-013, m pd1723gf-213 function symbol in the radio mode, these keys are used as the receiving frequency up/down keys. during clock display, these keys are used with the key as the clock adjustment keys. their operation is shown below. radio mode these keys operate as shown below, depending on the setting of the initialize diode matrix auto500 switch. ? operation by auto500 switch auto500 description each time a key is pressed, the frequency is incremented ( key) or decremented ( key) one step (1 channel space). when the key is held down for approx. 0.5 seconds, the frequency changes continuously at a speed of approx. 50 ms per step until the key is released. example 1) when key released within 0.5 seconds man dwn me example 2) when key held down for more than 0.5 seconds 0 man up man dwn man up rdmute pin within 0.5 sec man up key off man up key off man up key off frequency 76.0 76.1 76.2 76.3 man up 76.0 76.1 76.2 76.3 76.4 76.5 76.7 rdmute pin key off approx. 0.5 sec
48 m pd1723gf-013, m pd1723gf-213 function symbol auto500 description man up man dwn seek up seek dwn rdmute pin within 0.5 sec man up key off man up key off man up key off 76.0 76.1 76.2 76.3 rdmute pin approx. 0.5 sec. man up key off 76.0 76.1 76.2 76.3 76.4 76.5 if and sd check is not performed at the first 1 channel up. sd, if no station sd, if station each time a key is pressed, the frequency is incremented ( key) or decremented ( key) one step. when the key is held down for more than 0.5 seconds, the seek operation (seek up for and seek down for ) starts at the point after 0.5 seconds. this seek operation is the same as that of the and keys. after the key was held down for more than 0.5 seconds, the seek operation continues even if the key is released. example 1) when key released within 0.5 seconds example 2) when key held down for more than 0.5 seconds man dwn seek up seek dwn when the auto500 switch was set to 1, do not use the and keys. during clock display when the clock is displayed and the key was pressed and held, the minute and hour digits are adjusted by pressing the and keys. for a description of the minute and hour digits adjustment method, see the key above. loud (loudness) control key. it is valid in the radio, tape, and cd modes. each time this key is pressed, the lcd panel loud display and the loud pin (pin 19) output are inverted. the loud state is held even when radio, tape, and cd mode switching is performed. when the power is turned on, the off state is set (loud display off, loud pin low level). me loud man up man dwn man up me man up man dwn 1
49 m pd1723gf-013, m pd1723gf-213 function symbol in the radio mode, this key is used as the local (local/dx) control key. in the tape mode, this key is used as the tape function key by initialize diode. radio mode this key is valid only when initialize diode autoloc switch = 0. each time this key is pressed, the lcd panel loc display and the loc pin (pin 10) output are inverted. high level is output from the loc pin while loc is displayed. the fm, mw, and lw bands common vf band is the same as the fm band. when the power is turned on, the off state (loc display off, loc pin low level) is set. tape mode when the initialize diode entpk switch is 1, this key is used as the ams, nr (noise reduction), or mtl (metal) function key. for whether the ams, nr, or mtl function is selected, see the initialize diode kams, knr and kmtl switches above. when the ams, mtl, or nr function key is selected, operation is the same as the , , and keys. see the description of each key. in the radio mode, this key is used as the mono (monoral) control key. in the tape mode, this key is used as the tape function key by initialize diode. radio mode this key is valid only in fm and vf bands. each time this key is pressed, the lcd panel mono display and the mono/nr 2 pin (pin 18) output the inverted. high level is output from the mono/nr 2 pin while mono is displayed. when the power is turned on, the off state is set (mono display off, mono/nr 2 pin low level). tape mode this key can be used as the ams, mtl, or nr function key by initialize diode entpk, kams, knr, and kmtl switches. see the entpk, kams, and kmtl switches items. when the ams or mtl function is selected, this key operates the same as the , or key. see the description of each key. in the radio monitor and dk on modes, this key operates as the mono control key. mtl (metal) control key. this key is valid in the tape mode. each time this key is pressed, the lcd panel mtl display and the mtl pin (pin 21) output are inverted. high level is output from the loc/mtl pin while mtl is displayed. when the power is turned on, the off state is set (mtl display off, mtl pin low level). ams mtl nr mtl mono (tp5) loc (tp4) mtl ams nr
50 m pd1723gf-013, m pd1723gf-213 function symbol ennr 2 key operation nr 1 (noise reduction) and nr 2 control key. this key is valid in the tape mode. its operations depends on the setting of the initialize diode ennr2 switch as shown below. each time this key is pressed, the lcd panel nr 1 display and the nr 1 pin (pin 22) output are inverted. high level is output from the nr 1 pin while nr 1 is displayed. when the power is turned on, the off state is set (nr 1 display off, nr 1 pin low level). each time this key is pressed, the display and output are switched as shown below. nr 1 display off nr 1 pin low nr 2 display off mono/nr 2 pin low 0 1 nr 1 display on nr 1 pin high nr 2 display off mono/nr 2 pin low nr 1 display on nr 1 pin low nr 2 display on mono/nr 2 pin high ?? nr ams (auto music search) control key. this key is valid in the tape mode. each time this key is pressed, the lcd panel ams display and the ams pin (pin 20) output are inverted. high level is output from the ams pin while ams is displayed. when the ams pin is high level (ams mode), if the tpset switch is on, the ams pin holds the high level output even if the mode is switched to the cd or radio mode. when the power is turned on, ams is turned off (ams display off, ams pin low level). radio monitor key. this key is valid in the tape and cd modes. each time this key is pressed, the radio monitor mode is inverted. in the radio monitor mode, the lcd panel rdmoni display lights. in the radio monitor mode, all band tuning operations are possible and radio muting (rdmute pin) is turned off and audio muting (amute pin) is turned on. ams rdmoni when the power is turned on, nr 1 and nr 2 are both turned off.
51 m pd1723gf-013, m pd1723gf-213 function symbol display switching key. this key is valid when initialize diode noclk = 0 (clock), me2s = 0. the display switching operation is shown below. radio mode each time this key is pressed, the frequency display and clock display are switched. this key is invalid at seek scan and auto preset scan. operation according to the setting of the initialize diode prio1 and prio2 switches is shown below. prio1 prio2 priority display description disp disp each time the key is pressed, the frequency display and clock display are switched. when the key is pressed during frequency display, the clock is displayed for 5 seconds. when the key is pressed during the 5 seconds clock display, the display returns to the frequency display. when the key is pressed during clock display, the frequency display is displayed for 5 seconds. when the key is pressed during the 5 seconds frequency display, the display returns to the clock display. disp 0 0 none 01 frequency display 1 0 clock display when the device is switched to the radio mode, display starts from frequency display. tape mode the key is invalid. cd mode each time this key is pressed, the display and clock display are switched. operation according to the setting of the initialize diodes prio1 and prio2 is shown below. prio1 prio2 priority display description disp disp each time the key is pressed, the display and clock display are switched. when the key is pressed, during display, the clock is displayed for 5 seconds. when the key is pressed during the 5 seconds clock display, the display returns to display. when the key is pressed during clock display, the display is displayed for 5 seconds. when the key is pressed during the 5 seconds display, the display returns to the display. disp 0 0 none 01 display 1 0 clock disp when the device is switched to the cd mode, display starts from display. disp disp disp disp disp
52 m pd1723gf-013, m pd1723gf-213 function symbol this key is used when turning the radio on and off momentary key, controlling the illumination, etc. this key is valid only when the ce pin is high. the power pin (pin 23) output is inverted by pressing this key. when using this key, set the rdon switch (diode matrix) to 0. the radio is turned on and off by turning the transistor switch rdon on and off with the output of the power pin. for details, see 2 mode transition and 6 application circuits. power
53 m pd1723gf-013, m pd1723gf-213 2. mode transition with the m pd1723gf-013 and m pd1723gf-213, the radio can be turned on and off by the following two methods: (i) by ce pin when initialize diode switch rdon = 1 (ii) by turning the transistor or alternate switch rdset on and off the mode transition at each operation is described in 2.1, 2.2, and 2.3. 2.1 when initialize diode rdon = 1 (radio on/off by ce pin) the radio mode is turned on and off by ce pin. switching to the tape and cd modes is performed by tpset and cdset switches, respectively. when rdon = 1, do not use the rdset switch. when the ce pin is made low level, clock display is not performed. (1) when ce pin changed low to high ce = low function stop 0 max. 125 ms wait ce = low high radio tape cd a
54 m pd1723gf-013, m pd1723gf-213 (2) when ce pin high level radio tape cd a dk standby ? radio monitor ? dk ?on ?
55 m pd1723gf-013, m pd1723gf-213 2.2 radio on/off by rdset switch the radio mode is turned on and off by rdset switch. switching to the tape and cd mode is performed by tpset and cdset switch, respectively. the difference from rdon = 1 of 3.1 is that the clock is displayed even when the radio, tape, and cd modes are off. (1) when ce pin changed low to high ce = low function stop 0 max. 125 ms wait ce = low high clock only ? cd a tape radio
56 m pd1723gf-013, m pd1723gf-213 (2) when ce pin high level radio tape cd a dk standby ? radio monitor ? dk ?on ? clock only ?
57 m pd1723gf-013, m pd1723gf-213 2.3 description of each mode description mode backup mode. when the noclk switch is set to no-clock, low consumption current (400 na max.) backup is possible. when clock is selected, the device is set to the clock count mode. in the clock mode, the maximum consumption current is 500 m a. when the ce pin is high level and the tpset and cdset switches are off, the device is set to the radio mode. when the ce pin is high level and the tpset switch is on and the cdset switch is off, the device is set to the tape mode. when the ce pin is high level and the ceset switch is on, the device is set to the cd mode. when the vf band is received in the radio mode and the mode is switched to the tape or cd mode by tpset or cdset switch, the device is set to the dk standby mode. the device is also set to the dk standby mode by pressing the key in the tape or cd modes. in the dk standby mode, vf band tuning operation is enabled. when the dk switch is set to on in the dk standby mode, the device enters the dk? on mode. in the dk ? on mode, radio muting (rdmute pin) is turned off and audio muting (amute pin) is turned on. when the tape mode is set by tpset switch when the radio monitor mode is on by in the radio mode, the device enters the radio monitor mode. the radio monitor mode is also set by pressing the key in the tape and cd modes. in the radio monitor mode, normal tuning operation is possible. in the radio monitor mode, radio muting (rdmute pin) is turned off and audio muting (amute pin) is turned on. noclk = 0 only clock display is performed. clock adjustment is also possible. noclk = 1 function is disabled. however, since the ce pin is high level, the consumption current is 500 m a typ. ce = low radio tape cd dk standby d ? k radio monitor clock a ? ? ? vf rdmoni ? 0 rdmoni
58 m pd1723gf-013, m pd1723gf-213 2.4 radio on/off by key the key is invalid when the ce pin is high level. each time the key is pressed, the power pin (pin 23) output is inverted. therefore, a circuit is configured so that the radio is turned on and off by setting rdon = 0 and turning the rdset switch on and off by power pin. for details, see 6 application circuits. power power
59 m pd1723gf-013, m pd1723gf-213 3. display 3.1 lcd panel 3.2 font 3.3 segment lines 3.4 common lines 1 mtl fm3 vf sk loud nr nr 2 fm1 fm2 mw1 (mw) mw2 (lw) rdmoni dkstby ams am pm ch loc mono st lcd 0 1 2 3 4 5 6 789 10 111213 14 1516 1718 19 21 20 22 23 24 26 25 27 fm3 vf sk mono st loc loud mtl nr nr 1 2 fm1 fm2 mw1 (mw) mw2 (lw) rdmoni dkstby ams am pm ch com 2com 1 fm3 vf sk mono st loc loud mtl nr nr 12 fm1 fm2 mw1 (mw) mw2 (lw) rdmoni dkstby ams am pm ch
60 m pd1723gf-013, m pd1723gf-213 3.5 lcd assignment table com1 com2 lcd mw2 (lw) fm2 4a, 4d, 4e, 4g 4c 3b 3g 3c colon ( : ) 2b 2g 2c dpfm ( . ) 1b 1g 1c loud 50 dkstby ch pm nr 1 cb cg cc nr 2 st sk 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 fm3 vf sk mono st loc loud mtl nr nr 12 fm1 fm2 mw1 (mw) mw2 (lw) rdmoni dkstby ams am pm ch 4a 4g 4d 4e 4b 4c 3f 3c 3d 3g 3a 3c 1b 2f 2e 1d 1g 1a 1c 1e 1f 2b 2d 2g 2a 2c cf ce cb cd cg ca cc 3b mw1 (mw) fm1 fm3 4b 3f 3e 3d 3a 2f 2e 2d 2a 1f 1e 1d 1a mtl rdmoni ams am ca cf ce cd loc mono vf
61 m pd1723gf-013, m pd1723gf-213 3.6 description of displays description display indicates that the device is on the vf band. indicates that the sk signal is input. it lights when the sk switch is turned on at the fm and vf bands. indicates that a stereo signal is input. it lights when the st pin (pin 64) becomes low on the fm and vf bands. however, it does not light in the mono mode. indicates that the device is in the monoral mode. when the key is pressed on the fm and vf bands, the display is inverted. high level is output from the mono/nr 2 pin (pin 18) while this display is lit. it is invalid on the mw and lw bands. indicates that the device is in the local mode. when autoloc = 0, when the key is pressed in a radio mode (fm, mw, lw bands), the display is inverted. when autoloc = 1, this display lights during autotuning local search. high level is output from the loc pin (pin 10) during autotuning while this display is lit. indicates that the device is in the loudness state. when the key is pressed in the radio, tape, or cd mode, this display is inverted. high level is output from the loud pin (pin 19) while this display is lit. indicates that the device is in the metal state. when the function key is pressed in the tape mode, this display is inverted. high level is output from the mtl pin (pin 21) while this display is lit. indicates that the device is in the nr 1 (noise reduction) state. when the device is placed into the nr 1 state by function key in the tape mode, this display lights. high level is output from the nr 1 pin (pin 22) while this display is lit. indicates that the device is in the nr 2 (noise reduction) state. the nr 2 function can be used with the initialize diode ennr 2 switch. when the device was placed into the nr 2 state by function key in the tape mode, this display lights. high level is output from the mono/nr 2 pin (pin 18) while this display is lit. lights in the dk standby and dk on modes in the tape/cd mode. indicates the direction of tape travel. in the tape mode, this display indicates the tape direction according to the state of the rl switch. if the ff switch is on, this display flashes. for more information, see the description of each pin. mono vf sk st mono loc loud mtl nr 1 nr 2 dkstby metal nr nr loc loud
62 m pd1723gf-013, m pd1723gf-213 description display fm1 fm2 fm3 mw1 (mw) mw2 (lw) ams ams am pm pscan rdmoni ch me indicates the receiving band in the radio mode. in europe, when the device is switched to lw band, mw2 (lw) lights. displays the receiving frequency, cd, and clock. ? receiving frequency display displayed in the radio mode. is displayed only on the europe and south africa fm bands. . (d.p) is displayed as the decimal point on the fm bands. ? cd display when the device enters the cd mode, the following is displayed. ? clock display 12 hour clock or 24 hour clock can be selected by initialize diode clkdsp switch. flashing of the : (colon) display is possible by initialize diode flash switch. indicates that the device is in the ams (auto music search) state. when the function key is pressed in the tape mode, this display is inverted. high level is output from the ams pin (pin 20) while this display is lit. 12 hour clock am and pm display. indicates the preset memory number and ams selection number. ? preset memory number display in the radio mode, when preset memory write and call are performed, the corresponding preset memory number and ch are displayed. in the memory write mode set by key, the ch display flashes at 1 hz. during preset memory scanning by key, the preset memory number display (ca to cg) flashes at 1 hz. lights in the radio monitor mode.
63 m pd1723gf-013, m pd1723gf-213 4. radio mute output timing (rdmute) key on chattering prevention premuting and beep output a division ratio setting and display contents updating ? postmuting ? scan time ? pll lock wait time 4.1 radio mute (rdmute pin) output timing charts (1) manual up/down (i) 1 channel up/down (a) auto500 switch = 0 40 ms key on 125 to 250 ms 50 ms 5 to 15 ms a ? (b) auto500 switch = 1 40 ms key on 125 to 250 ms within 500 to 625 msec. 5 to 15 ms a? key off 50 ms at the band edge (between lowest frequency and highest frequency) of both (a) and (b), time ? is 625 to 750 ms. (ii) continuous up/down (a) auto500 switch = 0 at the band edge, time ? becomes 540 to 665 ms and time ? becomes 625 to 750 ms. (b) when auto500 switch = 1, continuous up/down is not performed because holding down the key for more than 0.5 seconds sets autotuning. key on key off 50 ms a 40 ms 5 to 15 ms 500 to 625 ms a 5 to 15 ms ? 40 ms a? 40 ms 125 to 250 ms ?
64 m pd1723gf-013, m pd1723gf-213 (2) auto up/down (i) , , , keys seek up seek dwn scan up seek dwn (ii) m2s switch =1 key on seek stops here. 50 ms a 40 ms 5 to 15 ms 40 ms ? a ? 40 ms ? ? 5 to 15 ms a 5 to 15 ms ? 40 ms ? 250 to 375 ms ?a if check no station if check no station if check no station 5 sec. key on 500 to 625 ms a 40 ms 5 to 15 ms 40 ms ? a ? 40 ms ? ? 5 to 15 ms a 5 to 15 ms ? 40 ms ? 250 to 375 ms ? sd, if check no station sd, if check no station sd, if check no station 50 ms (ii) or key held down for more than 0.5 seconds when auto500 switch = 1 man up man dwn at both (i) and (ii), at the band edge time ? becomes 520 to 695 ms. if check is performed twice, once in the fast mode and once in the slow mode. fast mode if check takes approx. 6 ms on the fm, mw, and lw bands and slow mode if check takes approx. 15 ms on the fm band and approx. 25 ms on the mw and lw bands. (3) preset memory call (i) m2s switch = 0 40 ms key on 375 to 500 ms 50 ms 5 to 15 ms a ? 40 ms key on 375 to 500 ms within 2 sec. 5 to 15 ms a? 50 ms key off
65 m pd1723gf-013, m pd1723gf-213 (4) preset memory write (i) m2s switch = 0 (ii) when m2s switch = 1, muting is not output. preset memory display key on 50 ms 2 sec. 40 ms 5 to 15 ms 125 to 250 ms beep a (5) preset memory scan 50 ms key on 5 to 15 ms 40 ms a 375 to 500 ms ? 5 sec. 40 ms a 375 to 500 ms ? 5 to 15 ms (ii) seek and scan operation in vf mode (7) band switching vf (6) vf mode (i) when mode selected with vf key on 50 ms key on 40 ms 5 to 15 ms a 625 to 750 ms ? 50 ms key on 40 ms a 375 to 500 ms 5 to 15 ms 20 ms 5 to 15 ms 375 to 500 ms 375 to 500 ms ??a?? a?? sk check no sk sd, if check no sd, if sd, if check sd, if sk check no sk sd, if check sd, if 50 ms key on 40 ms sd, if check no sd, if 5 to 15 ms a? 20 ms ?a?? a?? 375 to 500 ms 375 to 500 ms sd, if check sd, if sk check no sk sd, if check sd, if sk check sk sk check sk seek stop a? 5 sec.
66 m pd1723gf-013, m pd1723gf-213 (8) radio off to on (i) rdset switch reset switch on 40 ms 5 to 15 ms a 625 to 750 ms ? (radio) (tape, cd) 0 to 125 ms ce = high (radio) 40 ms 5 to 15 ms a 625 to 750 ms ? 0 to 20 ms (ii) ce low to high by rdon switch = 1 (9) tape or cd off to on tpset switch, cdset switch on 625 to 750 ms ? tape, cd radio, tape, cd 0 to 20 ms clock only mutesel switch = 0 mutesel switch = 1 ce = high low max. 5 ms radio, tape, cd clock only 40 ms (10) ce pin high to low rdset switch on
67 m pd1723gf-013, m pd1723gf-213 4.2 radio mute (rdmute pin) and audio mute (amute pin) output timing charts (1) when switched from radio mode to tape or cd mode (other than vf band, other than radio monitor mode) tpset switch, cdset switch on 625 to 750 ms ? mutesel= 1 0 to 20 ms rdmute 40 ms mutesel= 0 amute (2) when switched from vf band to tape or cd mode (set mutesel to 0.) i) when switched when dk = off tpset switch, cdset switch on ? dk ?on 0 to 20 ms rdmute 40 ms amute 625 to 750 ms dk standby 125 to 250 ms 40 ms 0 to 20 ms ? ? dk standby 0 to 20 ms 40 ms 125 to 250 ms dk switch on dk switch off ii) when switched when dk = on tpset switch, cdset switch on dk ?on 0 to 20 ms rdmute amute 40 ms 125 to 250 ms 0 to 20 ms 40 ms 125 to 250 ms dk switch off dk switch on radio ? dk standby ? dk ?on
68 m pd1723gf-013, m pd1723gf-213 (3) radio monitor mode (set mutesel to 0.) i) when switched from radio monitor off in radio mode tpset switch, cdset switch on 0 to 20 ms rdmute amute 40 ms 625 to 750 ms 50 ms 625 to 750 ms rdmoni radio ? tape, cd ? radio monitor 40 ms key on tpset switch, cdset switch on rdmoni key on radio radio monitor rdmute amute 50 ms 125 to 250 ms 40 ms ? tape, cd ii) when switched from radio monitor on in radio mode
69 m pd1723gf-013, m pd1723gf-213 5. pin i/o circuits the i/o circuit of each pin of the m pd1723 is shown below in abbreviated form. (1) lcd 0 /ks 0 to lcd 27 /pl 3 , cgp, pb 0 /so to pb 3 , pd 1 to pd 3 , eo 1 , eo 2 (2) int, ad (3) pa 0 /amif, pa 1 /fmif, pa 2 /si, pa 3 /sck, pc 0 to pc 3 v dd output pin p-ch n-ch v dd input pin p-ch n-ch v dd i/o pin p-ch n-ch pa /amif, pa /fmif pins only p-ch n-ch 01 to if counter circuit
70 m pd1723gf-013, m pd1723gf-213 (4) com 1 , com 2 (5) k 0 to k 3 (6) vcoh, vcol (7) ce v dd output pin p-ch n-ch p-ch n-ch p-ch p-ch n-ch v dd input pin p-ch n-ch n-ch (high on resistance) v dd input pin p-ch n-ch n-ch (high on resistance) p-ch n-ch input pin schmitt triggered input with hysteresis characteristics
71 m pd1723gf-013, m pd1723gf-213 6. application circuits 6.1 power on/off (no clock display at power off) by alternate switch ( ) radio on by rdon switch = 1 and ce pin low to high band 1 32 31 30 29 28 27 26 25 24 23 22 21 20 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 52 53 54 55 56 57 58 59 60 61 62 63 64 nc 1 2 ce eo eo v dd1 v dd2 lcd 23 lcd 24 lcd 25 lcd 26 lcd 27 beep gnd x1 x0 lcd 22 lcd 21 lcd 20 lcd 19 lcd 18 lcd 17 lcd 16 lcd 15 lcd 14 lcd 13 lcd 12 lcd 11 /ks 15 /ks 14 /ks 13 /ks 12 /ks 11 lcd 3 /ks 3 lcd 10 /ks 10 lcd 4 /ks 4 lcd 5 /ks 5 lcd 6 /ks 6 lcd 7 /ks 7 lcd 8 /ks 8 lcd 9 /ks 9 lcd 2 /ks 2 lcd 1 /ks 1 lcd 0 /ks 0 com 1 gnd k 3 k 2 k 1 k 0 com 2 pd1723gf-013 m pd1723gf-213 m (top view) loud mono/nr fmif amif amute rdmute band mode loc agcc from fmvco from amvco 2 2 5 v 5 v power nr mtl ams 1 pc78l05 m 12 v acc pc78l05 m 12 v (back-up) to fmvco to amvco sd st fm3 fm1 fm2 mw lw vf sk st mono loc loud mtl nr1 nr2 ams dkstby 50 am pm ch rdmoni piezo- electric buzzer power switch the application circuits and their parameters are for references only and are not intended for use in actual design-ins.
72 m pd1723gf-013, m pd1723gf-213 6.2 power on/off (clock display at power off) by alternate switch ( ) by rdset switch band 1 32 31 30 29 28 27 26 25 24 23 22 21 20 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 52 53 54 55 56 57 58 59 60 61 62 63 64 nc 1 2 ce eo eo v dd1 v dd2 lcd 23 lcd 24 lcd 25 lcd 26 lcd 27 beep gnd x1 x0 lcd 22 lcd 21 lcd 20 lcd 19 lcd 18 lcd 17 lcd 16 lcd 15 lcd 14 lcd 13 lcd 12 lcd 11 /ks 15 /ks 14 /ks 13 /ks 12 /ks 11 lcd 3 /ks 3 lcd 10 /ks 10 lcd 4 /ks 4 lcd 5 /ks 5 lcd 6 /ks 6 lcd 7 /ks 7 lcd 8 /ks 8 lcd 9 /ks 9 lcd 2 /ks 2 lcd 1 /ks 1 lcd 0 /ks 0 com 1 gnd k 3 k 2 k 1 k 0 com 2 pd1723gf-013 m pd1723gf-213 m (top view) loud mono/nr fmif amif amute rdmute band mode loc agcc from fmvco from amvco 2 2 5 v 5 v power nr mtl ams 1 pc78l05 m 12 v acc pc78l05 m to fmvco to amvco sd st fm3 fm1 fm2 mw lw vf sk st mono loc loud mtl nr1 nr2 ams dkstby 50 am pm ch rdmoni piezo- electric buzzer power switch 12 v (back-up) the application circuits and their parameters are for references only and are not intended for use in actual design-ins.
73 m pd1723gf-013, m pd1723gf-213 6.3 power on/off (clock display at power off) by momentary switch ( ) band 1 32 31 30 29 28 27 26 25 24 23 22 21 20 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 52 53 54 55 56 57 58 59 60 61 62 63 64 nc 1 2 ce eo eo v dd1 v dd2 lcd 23 lcd 24 lcd 25 lcd 26 lcd 27 beep gnd x1 x0 lcd 22 lcd 21 lcd 20 lcd 19 lcd 18 lcd 17 lcd 16 lcd 15 lcd 14 lcd 13 lcd 12 lcd 11 /ks 15 /ks 14 /ks 13 /ks 12 /ks 11 lcd 3 /ks 3 lcd 10 /ks 10 lcd 4 /ks 4 lcd 5 /ks 5 lcd 6 /ks 6 lcd 7 /ks 7 lcd 8 /ks 8 lcd 9 /ks 9 lcd 2 /ks 2 lcd 1 /ks 1 lcd 0 /ks 0 com 1 gnd k 3 k 2 k 1 k 0 com 2 pd1723gf-013 m pd1723gf-213 m (top view) loud mono/nr fmif amif amute rdmute band mode loc agcc from fmvco from amvco 2 2 5 v 5 v power nr mtl ams 1 pc78l05 m 12 v acc pc78l05 m to fmvco to amvco sd st fm3 fm1 fm2 mw lw vf sk st mono loc loud mtl nr1 nr2 ams dkstby 50 am pm ch rdmoni piezo- electric buzzer when there is no inverter, the radio is turned off when v is turned on. dd 12 v (back-up) the application circuits and their parameters are for references only and are not intended for use in actual design-ins.
74 m pd1723gf-013, m pd1723gf-213 7. electrical specifications absolute maximum ratings v v v ma c c power supply voltage input voltage output voltage output sink current operating temperature storage temperature v dd v i v o i o t a t stg C0.3 to +6.0 C0.3 to +v dd +0.3 C0.3 to +v dd +0.3 10 C40 to +85 C55 to +125 recommended operating range symbol v dd1 v dd2 v dr t rise v in1 v in2 t a characteristics power supply voltage power supply voltage data hold voltage power supply voltage rise time input amplitude output amplitude operating temperature conditions cpu, pll operating pll stopped xtal oscillation stopped v dd = low to high vcol, vcoh amif, fmif min. 4.5 3.5 2.4 0.3 0.1 C40 typ. 5 5 max. 5.5 5.5 5.5 500 v dd v dd +85 unit v v v ms v p-p v p-p c
75 m pd1723gf-013, m pd1723gf-213 dc characteristics (t a = C40 to +85 c, v dd = 4.5 to 5.5 v) characteristics input voltage high input voltage high input voltage high input voltage low input voltage low output current high output current high output current high output current low output current low output current low input current high input current high output voltage output voltage output voltage output off leakage current a/d converter resolution a/d converter absolute accuracy supply current supply current data hold current ad input resistance symbol v ih1 v ih2 v ih3 v il1 v il2 i oh1 i oh2 i oh3 i ol1 i ol2 i ol3 i ih1 i ih2 v com1 v com2 v com3 i l i dd1 i dd2 i dr r i min. 0.7 v dd 0.8 v dd 0.6 v dd C0.4 C0.5 C200 0.6 0.5 200 15 100 4.8 2.3 0 1 typ. C280 300 120 5.0 2.5 0.2 10 C3 1 20 0.5 3 max. 0.2 v dd 0.15 v dd 200 2.7 1 6 1.5 10 unit v v v v v ma ma m a ma ma m a m a m a v v v m a bit lsb ma ma m a m w conditions port a, c ce, int k 3 to k 0 port a, c, ce, int k 3 to k 0 port a, b, c, d v oh = v dd C0.4 v eo 1 , eo 2 , cgp, lcd 27 /pl 3 to lcd 24 /pl 0 v oh = v dd C1 v lcd 0 to lcd 23 v ol = v dd C1 v port a, b, c, d, cgp, lcd 27 /pl 3 to lcd 24 /pl 0 v oh = 0.4 v eo 1 , eo 2 v ol = 1 v lcd 0 to lcd 23 v ol = 1 v k 3 to k 0 v i = v dd = 4.5 v vcoh, vcol, xi v i = v dd = 4.5 v com 1 , com 2 v dd = 5 v, output open com 1 , com 2 v dd = 5 v, output open com 1 , com 2 v dd = 5 v, output open eo 1 , eo 2 v o = v dd , t a = 25 c t a = C10 to +50 c cpu and pll operating (f in = 150 mhz) v dd = 5 v, t a = 25 c pll stopped, cpu operating v dd = 5 v, t a = 25 c xtal oscillation stopped, t a = 25 c v dd = 5 v symbol f in1 f in2 f in3 f in4 min. 10 0.50 1 0.3 typ. max. 200 30 20 5 unit mhz mhz mhz mhz conditions vcoh pin (positive sine wave input) v in = 0.3 v p-p vcol pin (positive sine wave input) v in = 0.3 v p-p pa 1 /fmif pin (positive sine wave input) v in = 0.1 v p-p pa 0 /amif pin (positive sine wave input) v in = 0.1 v p-p ac characteristics (t a = C40 to +85 c, v dd = 4.5 to 5.5 v) operating frequency operating frequency operating frequency operating frequency characteristics
76 m pd1723gf-013, m pd1723gf-213 8. package dimension
77 m pd1723gf-013, m pd1723gf-213
78 m pd1723gf-013, m pd1723gf-213 soldering process infrared ray reflow vps wave soldering partial heating method soldering conditions peak packages surface temperature : 230 c or below, reflow time : 30 seconds or below (210 c or higher), number of reflow process : 1, exposure limit* : none peak packages surface temperature : 215 c or below, reflow time : 40 seconds or below (200 c or higher), number of reflow process : 1, exposure limit* : none solder temperature : 260 c or below, flow time : 10 seconds or below, number of flow process : 1, exposure limit* : none terminal temperature : 300 c or below, flow time : 10 seconds or below, exposure limit* : none symbol ir30-00 vp15-00 ws60-00 *: exposure limit before soldering after dry-pack package is opened. storage conditions : 25 c and relative humidity at 65 % or less. note: do not apply more than a single process at once, except for partial heating method. 9. recommended soldering conditions the following conditions (see table below) must be met when soldering this product. please consult with our sales offices in case other soldering process is used, or in case soldering is done under different conditions. types of surface mount device for more details, refer to our document smt manual (iei-1207) m pd1723gf-013, m pd1723gf-213
79 m pd1723gf-013, m pd1723gf-213 [memo]
m pd1723gf-013, m pd1723gf-213 no part of this document may be copied or reproduced in any form or by any means without the prior written consent of nec corporation. nec corporation assumes no responsibility for any errors which may appear in this document. nec corporation does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from use of a device described herein or any other liability arising from use of such device. no license, either express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of nec corporation or others. the devices listed in this document are not suitable for use in the field where very high reliability is required including, but not limited to, aerospace equipment, submarine cables, nuclear reactor control systems and life support systems. if customers intend to use nec devices for above applications or those intend to use standard, or special quality grade nec devices for the applications not intended by nec, please contact our sales people in advance. application examples recommended by nec corporation standard: data processing and office equipment, communication equipment (terminal, mobile), test and measurement equipment, audio and video equipment, other consumer products, etc. special: automotive and transportation equipment, communication equipment (trunk line), train and traffic control devices, industrial robots, burning control systems, antidisaster systems, anticrime systems etc. [memo]

▲Up To Search▲

Price & Availability of UPD1723GF-011-3BE

	To Download UPD1723GF-011-3BE Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .