View TM1721_7793388.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 1 www.szpth.com v1.2 TM1721????? lcd?? ? mcu ?? lcd ? ?? ? ? ?? ?? led ic??? ? led??? lcd ?? ????? ??? ? ht6221 ? ??? pwm sw?? ?? vcrvcddvd ?????? ? ? ? ? ? cmos 32x4lcd 6x4 4led 64pwm lcd? 4? ???? 1/21/3lcd??? lcd?? ?? clkstbdio ??? rc ?? 128khz ?? ssop48,lfqp48 ? ? ? ? ssop48 ssop48 ssop48 ssop48 dio 2 clk 3 stb 4 gnd 5 ks0 6 ks1 7 ks2 8 ks3 9 ks4 10 ks5 11 seg31/key3 12 seg30/key2 13 seg29/key1 14 seg28/key0 15 seg27/sw3 16 seg26/sw2 17 seg25/sw1 18 seg24/sw0 19 seg23/pwm3 20 seg22/pwm2 21 seg21/pwm1 22 seg20/pwm0 23 seg19 24 seg18 25 seg17 26 seg16 27 seg15 28 seg13 30 seg12 31 seg10 33 seg9 34 seg8 35 seg7 36 seg6 37 seg5 38 seg4 39 seg3 40 seg2 41 seg0 44 com3 45 com2 46 com1 47 com0 48 vdd 1 seg14 29 seg11 32 seg1 43 nc 42
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 2 www.szpth.com v1.2 lfqp48 lfqp48 lfqp48 lfqp48 ??? ??? ??? ???
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 3 www.szpth.com v1.2 ? ? ? ? ssop48 ssop48 ssop48 ssop48 ? ? ? lfqp48 lfqp48 lfqp48 lfqp48 ? ? ? ? dio z 2 44 ? / ?? ? n?? clk ?z 3 45 ? / stb ?? 4 46 ????? ?? stb ??????? ? ???? stb ?? clk dio com0~com3 ? 44~48 38~41 lcd ? (common) seg0~seg19 44~43 42~24 18~37 lcd (segment) pwm0/seg20 pwm1/seg21 pwm2/seg22 pwm3/seg23 pwm / ?? 20~23 14~17 pwm , ? pwm? 16pwm lcd ? sw0/seg24 sw1/seg25 sw2/seg26 sw3/seg27 ? / ?? 16-19 10-13 ????? , ? ??? key0/seg28 key1/seg29 key2/seg30 key3/seg31 / ?? 12-15 6-9 ?????? ,? 4x6 ks0~ks5 ? 6-11 1-5 48 ?? vdd ? 1 43 3v~6v gnd 5 47 0v nc ? 42 42 ?z ? ? ? ? dio?? n?? ??? 1k-10k ?? 10k dio???? n?? ??? ?? 6 ???? ?
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 4 www.szpth.com v1.2 dio 10k vcc gnd ct ?1 ?? ?? ?? ?? ??????? TM1721 ? 00h-0fh16?? ??? sgecom?? lcd?? ? |lcd??? ????? ???? com0 com0 com0 com0 com1 com1 com1 com1 com2 com2 com2 com2 com3 com3 com3 com3 com0 com0 com0 com0 com1 com1 com1 com1 com2 com2 com2 com2 com3 com3 com3 com3 ?? ?? ?? ?? ? ? ? ? seg0 seg1 00h seg2 seg3 01h seg4 seg5 02h seg6 seg7 03h seg8 seg9 04h seg10 seg11 05h seg12 seg13 06h seg14 seg15 07h seg16 seg17 08h seg18 seg19 09h seg20 seg21 0ah seg22 seg23 0bh seg24 seg25 0ch seg26 seg27 0dh seg28 seg29 0eh seg30 seg31 0fh bit0 bit1 bit2 bit3 bit4 bit5 bit6 bit7 ? ? ? ? ? ? ? ?
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 5 www.szpth.com v1.2 1 1 1 1 ?? ?? ?? ?? 6 66 6 4 44 4bit bitbit bit ? ? ? ? ks0 ks1 ks2 ks3 ks4 ks5 key1 key2 key3 key0 ?2 ???? ? ?? byte1byte3? ??? ? key03ks???? {??? bit? 1 2 22 2 ????? ????? ????? ????? tm1 tm1 tm1 tm17 77 721 2121 21?? ?? ?? ?? ? ? ? ? key0/ key0/ key0/ key0/ sg28 sg28 sg28 sg28 key1/ key1/ key1/ key1/ sg29 sg29 sg29 sg29 key2/ key2/ key2/ key2/ sg30 sg30 sg30 sg30 key3/ key3/ key3/ key3/ sg31 sg31 sg31 sg31 key0/ key0/ key0/ key0/ sg28 sg28 sg28 sg28 key1/ key1/ key1/ key1/ sg29 sg29 sg29 sg29 key2/ key2/ key2/ key2/ sg30 sg30 sg30 sg30 key3/ key3/ key3/ key3/ sg31 sg31 sg31 sg31 ks0 ks1 00h ks2 ks3 01h ks4 ks5 02h bit0 bit1 bit2 bit3 bit4 bit5 bit6 bit7 ? ?3 ? ? ? ? 1TM1721? 3? ? 2????C byte1-byte3? ??? ?? key2ks5? ???? ? 3??? 6bit?? key1ks5key2ks5key3ks5??? ? byte3? b5b6b7? 1 3???? ks? key?? ?? key?? ks?? ? ???? ???? ???? ????
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 6 www.szpth.com v1.2 1 11 1 pwm pwm pwm pwm?? ?? ?? ?? ? b1b0 ? 00 pwm0 xxb5b4_b3b2b1b0 01 pwm1 xxb5b4_b3b2b1b0 10 pwm2 xxb5b4_b3b2b1b0 11 pwm3 xxb5b4_b3b2b1b0 pwm0-pwm3? ? b5b4_b3b2b1b0 pwm? 00h ? 0 01h~3eh 1/64~62/64 3fh ? 1 ?????? 0 2 22 2 sw swsw sw??? ??? ??? ??? ? ??? ?? b0 b1 b2 b3 b4 b5 b6 b7 sw1 sw2 sw3 sw4 0 0 0 0 ? sw/sg??? sg? ,??{???? 0 ?? ?? ?? ?? ???? led ?? stb?? dio?????? ? b7b6? ?? b7 b7b7 b7 b6 b6b6 b6 ? ? ? ? 0 0 ??? 0 1 1 0 ? 1 1 ? ??? stb??? ??? ??? p ?????p 1 11 1 ?? ?? ?? ?? ?? ??? msb lsb
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 7 www.szpth.com v1.2 0 0 b5 b4 b3 b2 b1 b0 b1b0 ? / 00 sg24sg25sg26sg27 01 sg24sg25sg26sw3 10 sg24sg25sw2sw3 11 sw0sw1sw2sw3 b5b4 pwm / 00 sg20 sg21sg22 sg23 01 sg20sg21sg22 pwm3 10 sg20sg21pwm2pwm3 11 pwm0pwm1pwm2pwm3 b3b2 / 00 sg28sg29sg30sg31 01 sg28sg29sg30key3 10 sg28sg29key2key3 11 key0key1key2key3 ??? ? ???? b5b4b3b2b1b0=000000 2 22 2 ?|? msb lsb b7 b6 b5 b4 b3 b2 b1 b0 ? 0 1 0 0 |??? 0 1 0 1 |? pwm ? 1 0 ? 1 1 ?|?? sw 0 1 0 ?? 0 1 1 ??? ?? 0 1 0 ??? 0 1 ? 0 1 ?? ?? ?? 3 33 3 ?? ?? ?? ?? msb lsb b7 b6 b5 b4 b3 b2 b1 b0 ??
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 8 www.szpth.com v1.2 1 1 0 0 0 0 00h 1 1 0 0 0 1 01h 1 1 0 0 1 0 02h 1 1 0 0 1 1 03h 1 1 0 1 0 0 04h 1 1 0 1 0 1 05h 1 1 0 1 1 0 06h 1 1 0 1 1 1 07h 1 1 1 0 0 0 08h 1 1 1 0 0 1 09h 1 1 1 0 1 0 0ah 1 1 1 0 1 1 0bh 1 1 1 1 0 0 0ch 1 1 1 1 0 1 0dh 1 1 1 1 1 0 0eh 1 1 ? 0 1 1 1 1 0fh b3b2b1b0?? /??? ???????? ?? ?? 00h ???? ?? 10h ? ?p?? 00h~0fh ???? ?? 08h b3? p?? (00h~07h) ?? p???? ? |????? ?????? ?| pwm???? ??????? 4 44 4 ? ? ? ? 1 0 0 b4 b3 b2 b1 b0 b4? ?1? ?0? b3lcd?? ?1? 1/2?? ?0? 1/3?? b2b1b0lcd? b2b1b0=111?? =vccvcc???? vcc=5vb3=1? 1/2?? ???? 2.24v-5vb3=01/3?? ???? 2.88-5v * ? b4b3b2b1b0? 00111 ?? ?? ?? ?? ?? 1bit??? msb lsb
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 9 www.szpth.com v1.2 ? ? ? ? | | | | dio clk stb b0 b1 b2 b3 b4 b5 b6 b7 1 2 3 4 5 6 7 8 ?4 ?? ?? ?? ?? dio clk stb `````` 1 2 8 b0 b1 b7 `````` b0 b1 b2 b3 twait ?? ?5 ? ? ? ? ?? ?? clk ? 8 ???? clk ??????? twait(k 1s) ? ? ? ? pwm pwm pwm pwm sw swsw sw? ? ? ? 1 11 1 ? TM1721? ? ????C? ?? ?2? ???? t=8x500us8ms? 2?? 2 ?????? ? 6?? seg1/ks1seg2/ks2? ? 7
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 10 www.szpth.com v1.2 vdd dio clk stb gnd ks0 ks1 ks2 ks3 ks4 ks5 seg28/key0 seg29/key1 seg30/key2 seg31/key3 seg24/sw0 seg25/sw1 seg26/sw2 seg27/sw3 seg20/pw0 seg21/pw1 seg22/pw2 seg23/pw3 seg19 com0 com1 com2 com3 seg0 seg1 nc seg2 seg3 seg4 seg5 seg6 seg7 seg8 seg9 seg10 seg11 seg12 seg13 seg14 seg15 seg16 seg17 seg18 TM1721 vcc 10k 10k ???? ? 1 ???? ? 2 ?6 ic??? segn/ksn? seg1/ks1 seg2/ks2 seg3/ks3 segn/ksn tdisp=500us ?7 tdispic? ? TM1721 ???? 500us ? ???? 2 22 2 pwm pwm pwm pwm
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 11 www.szpth.com v1.2 ? 8 pwm ???? led1led2? ? 9 ? ? ? led ? ? ? 45h ? 0c0h 0fh ? pwm 9fh ? 0c1h 01h ? 0c3h 40h ?8 ???? t=500us 1/16t 1/8t led1 led2 ?9 6pwm n?? ? led1-6???
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 12 www.szpth.com v1.2 led2? 1/16t? 9 led1?? c0h|0fh??? t ?? c3h| 40h? ? ? 1/8t ????? t =mn*t t t ? ?500us m led1led2led3led4led5led6???? ??? t?? n led123led456???? ??? mt?? 3 33 3 sw swsw sw? ? ? ? sw? mcu?? sw??? ? 10?? sw?? ? ? sw 43h ? sw ?10 ?11 ? 11?? 03h ??????? ??????? ??????? ???????
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 13 www.szpth.com v1.2 1 11 1 ??? ??? ??? ??? ???? 1?? ???????? ?? ? stb???? 14byte??? stb? clk dio stb command1 command2 command3 command4 data1 data2 data n ``````` command1: ??? command2: command3: ?? data1 n: ? command3???? 14 bytes command4: ? 2 22 2 ???? ???? ???? ???? ????? ????? 1byte???? ? ?stb?? ? 1byte ??? stb? ?? 2 ???? 14byte? stb? clk dio stb command1 command2 command3 command4 data1 data2 command5 ``````` command1: ??? command2: command3: ?? 1 data1: ? 1command3? command4: ?? 2 data2: ? 2command4? command5: ? 3 33 3 ?C ?C ?C ?C clk dio stb command1 data1 data2 data3 command1: ??? data13:?
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 14 www.szpth.com v1.2 ? 1/4 1/3 ??? 2? v3=vddvdd ? lcd ? v2=2/3vdd v1=1/3vdd v0=0 C? C? C? C? 1 11 1 ??? ??? ??? ??? 1 11 1??? ??? ??? ???
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 15 www.szpth.com v1.2 ? ? ? ? ? 0ch ? 1 40h ? ? 0c0h 16byte ? 9fh 42h 1btye ? mcu ? 4byte sw led ? 1 41h 8by te sw 43h 1 ? mcu ? n o yes n o yes ?12 2 22 2 ????? ????? ????? ?????
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 16 www.szpth.com v1.2 ? ? ? ? ? 0ch ? 44h ? 0c0h 1byte ? 9fh ? 0c1h 1byte ? led ? 1 41h ? ? c0h led1 ? ? ? c1h led2 ? --- led ? ? ? c7h led456 ? 42h 1btye ? mcu ? 4byte sw sw 43h 1 ? mcu ? no ?13 ??? ??? ??? ???
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 17 www.szpth.com v1.2 r1 100 r2 100 r3 100 led1 led2 led3 1 1 3 3 2 4 4 led3a vcc dio 2 clk 3 stb 4 gnd 5 ks0 6 ks1 7 ks2 8 ks3 9 ks4 10 ks5 11 seg31/key3 12 seg30/key2 13 seg29/key1 14 seg28/key0 15 seg27/sw3 16 seg26/sw2 17 seg25/sw1 18 seg24/sw0 19 seg23/pwm3 20 seg22/pwm2 21 seg21/pwm1 22 seg20/pwm0 23 seg19 24 seg18 25 seg17 26 seg16 27 seg15 28 seg13 30 seg12 31 seg10 33 seg9 34 seg8 35 seg7 36 seg6 37 seg5 38 seg4 39 seg3 40 seg2 41 seg0 44 com3 45 com2 46 com1 47 com0 48 vdd 1 seg14 29 seg11 32 seg1 43 nc 42 ic1 TM1721b com0 com1 com2 com3 seg0 seg1 seg2 seg3 seg4 seg5 seg6 seg7 seg8 seg9 seg10 seg11 seg12 seg13 seg14 seg15 seg16 seg17 vcd dvd cd rep r p n prog l sec min pbc c1 1 c2 2 c3 3 c4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 mp3 + c1 100u c2 104 gnd vcc seg18 com0 com1 com2 com3 seg0 seg1 seg2 seg3 seg4 seg5 seg6 seg7 seg8 seg9 seg10 seg11 seg12 seg13 seg14 seg15 seg16 seg17 seg18 s1 s3 s5 s7 s9 s11 s2 s4 s6 s8 s10 s12 s13 s15 s17 s19 s21 s23 s14 s16 s18 s20 s22 s24 ks0 ks1 ks2 ks3 ks4 ks5 key0 key1 key2 key3 key0 key1 key2 key3 ks0 ks1 ks2 ks3 ks4 ks5 led1 led2 led3 pw3 sw0 sw1 sw2 sw3 c1 101 c2 101 c3 101 r2 10k r1 10k r3 10k vcc vcc ? ?? ? : ? ?? ? vdd, gnd ? ?? ? ? ?? ?? ?? ? ? ?? ? ? ?? ? ? ?? ? . clk dio stb ? ? ? ? 1vddgnd?? pcbJz? TM1721? ??p 2 dioclkstb?? 100p??????? ? ? ? ? ta = 2 ta = 2 ta = 2 ta = 25 55 5 , vss = 0 v , vss = 0 v , vss = 0 v , vss = 0 v
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 18 www.szpth.com v1.2 ??? vdd -0.5 +6.0 v ?? vi1 -0.5 vdd + 0.5 v ? id 10 ua ? topt -40 +80 ? tstg -65 +150 ta = ta = ta = ta = - -- -20 20 20 20 + ++ +70 7070 70 vss = 0 v vss = 0 v vss = 0 v vss = 0 v k ?? vdd 5 v - ??? vih 0.7 vdd - vdd v - ??? vil 0 - 0.3 vdd v - ta = ta = ta = ta = - -- -20 20 20 20 + ++ +70 7070 70 vdd vdd vdd vdd = = = = 5 55 5v vv v vss = 0 v vss = 0 v vss = 0 v vss = 0 v k lcd com iol1 150 250 - ua com0~com3 vo=0.5v lcd com ioh1 -120 -150 - ua com0~com3 vo=4.5v lcd seg iol2 120 200 - ua com0~com3 vo=0.5v lcd seg ioh2 -70 -100 - ua com0~com3 vo=4.5v pwm?? iol3 30 60 - ma pwm0~pwm3 (? pwm ?? ) vo=1v
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 19 www.szpth.com v1.2 pwm?? ioh3 -15 -25 - ma pwm0~pwm3 (? pwm ?? ) vo=3v ks?? iol3 15 30 - ma ks0~ks5 (? pwm ?? ) vo=0.5v ks?? ioh3 -15 -25 - ma ks0~ks5 (? pwm ?? ) vo=3v dio?? idout 4 - - ma vo = 0.4vdout key/sw rl 20 - 80 k key0~key3 sw0~sw3 (?? ??? ) ii - - 1 a vi = vdd / vss clkdinstb ??? vih 0.7 vdd - v clkdinstb ??? vil - - 0.3 vdd v clkdinstb ?? vh - 0.35 - v clkdinstb ? idddyn - - 1 ma ? ? ta = ta = ta = ta = - -- -20 20 20 20 + ++ +70 7070 70 vdd vdd vdd vdd = = = = 5 55 5 v vv v k ? fosc - 500 - khz tplz - - 300 ns ?? tpzl - - 100 ns clk dio (dio???? ) cl = 15pf, rl = 10k ?? fmax 1 - - mhz ?? 50% ci - - 15 pf dio stb clk
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 20 www.szpth.com v1.2 ?C ?C ?C ?C ta = ta = ta = ta = - -- -20 20 20 20 +70 +70 +70 +70 vdd = vdd = vdd = vdd = 5 55 5 v v v v k ? pwclk 400 - - ns - ?? pwstb 1 - - s - ?? tsetup 100 - - ns ?? thold 100 - - ns dio??? clk stb ? tclk-stb 1 - - s clk stb ?? twait 1 - - s clk clk ?C? ?C? ?C? ?C?
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 21 www.szpth.com v1.2 ? ? ? ? ?? ?? ?? ?? ssop48 ssop48 ssop48 ssop48
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 22 www.szpth.com v1.2 lfqp48 lfqp48 lfqp48 lfqp48 all specs and applications shown above subject to c hange without prior notice by titanmec. (? ,u? ??? ) ?? ?? ?? ??
l l l lc cc cd dd d ?? ?? ?? ?? TM1721 TM1721 TM1721 TM1721 23 www.szpth.com v1.2 ? ? ? ? v1.0 2010-10-16 M v1.1 2011-11-15 v1.1 M v1.2 2012-6-5 v1.2 M

▲Up To Search▲

Price & Availability of TM1721

	To Download TM1721 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .