View ADT6610_2746144.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

aug. 25. 2011 1/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 ADT6610 data sheet www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 2/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 revision history version contents date 0.0 -. first version 2011. 8. 25 www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 3/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 features ? constant output current range : 5ma to 100ma with three external resistors ? 3 channel constant current led sink driver for rgb led clusters ? two wire only transmission interface - clock re-generation to recover the clock duty cycle ? 8/12/16bit grayscale pwm control ? supply voltage range : 5 ~ 18v ? embedded voltage regul ator : vdd generation ? maximum sinking output voltage : 18v ? 5v cmos compatible input ? package : sop16, ssop16 ? maximum serial input frequency : 10mhz ? built in internal rc oscillator is 10mhz ? rohs-compliant package application ? channel sign ? architectural lighting ? led curtain display or led strip ? neon sign replacement 16sop 16ssop general description the ADT6610 is a 3-channel constant cu rrent led driver that has a wide range of output currents. the ADT6610 c ontrols led brightness with a pulse width modulation (pwm) scheme that gi ves the application the capability of displaying a billion colors in an rgb cl uster. the maximum current is set by an external resistor. www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 4/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 pin description pin configuration pin no. pin name function 1 di input terminal for serial data input. 2 cki input terminal for serial clock input. 3 stsel waiting time selection pin for strobe signal. l 20us h5ms 4,5 mode0, mode1 input data transfer mode selection. mode1 mode0 descriptions l l 8 bit luminance data transfer l h 12 bit luminance data transfer hlreserved h h 16 bit luminance data transfer 6,7,8 rexta, rextb, rextc external resistors are connected be tween those pins and gnd for driver current setting. 9,10,11 outc, outb, outa output terminal for constant current output. 12 gnd gnd 13 vdd regulator output voltage. 14 vcc high supply voltage. 15 cko output terminal for serial clock output. 16 do output terminal for serial da ta output when cki is ?l?. di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 5/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 block diagram reference current outa outb rexta di cki do pwm counter 48 bit shifter register 16 bit display data register 16 bit display data register 16bit control data register comparator a comparator b comparator c outc 16 16 rextb rextc oscillator cko regulator vdd vcc strobe generator 24/36/48 bit data register 16 bit selection mode0 mode1 16 16 16 gnd www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 6/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 equivalent circuit of inputs and outputs cki, di terminal vcc gnd do, cko,outa,outb,outc terminal vcc internal signal cki di do cko outa outb outc gnd rexta rextb rextc internal signal reference current mode0, mode1, stsel terminal gnd mode0 mode1 stsel rexta, rextb, rextc terminal vdd vdd www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 7/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 absolute maximum ratings (ta = 25 o c, note1) electrical characteristics dc characteristics (vdd = 5v, r=39k ? , ta = 25 o c) 150 t jmax junction temperature /w 102.3 ja (ssop) /w 81.6 ja (sop) thermal resistance pd max (ssop) w 1.22 parameter symbol rating unit supply voltage vcc 0 ~ 20 v supply voltage vdd 0 ~ 7 v output voltage vout -0.5 ~ 20 v output current per output channel iout 150 ma logic input voltage vin -0.4 ~ vdd+0.4 v gnd terminal current ignd 320 ma max power dissipation pd max (sop) 1.53 w operating temperature topr -40 ~ 85 storage temperature tstg -65 ~ 150 parameter test condition symbol min. typ. max. unit vcc supply voltage v cc 10 15 18 v led driver output voltage v out 18 v voltage regulator output voltage v cc =10~18v v dd 4.5 5.0 5.5 v input leakage current iz -1.0 1.0 ua output leakage current vds=18v, all turn off ioz 1.0 ua input voltage ?h? level v ih 0.8v dd - v dd v ?l? level v il gnd - 0.2v dd v output voltage do, cko iol=5ma v ol - - 0.2v dd v ioh=-5ma v oh 0.8v dd - - v led driver output current vds=1.5v i out 60 100 ma pin to pin deviation iout=60ma i pp 1.5 3 % chip to chip deviation iout=60ma i cc 3 6 % supply voltage regulation iout=60ma, v cc =10~18v %/v cc 0.2 0.5 % supply current iout=60ma, v cc =18v icc 4 8 ma note1. stresses beyond those listed under ?absolute maxi mum ratings? may cause permanent damage to the device. www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 8/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 test circuit for dc characteristics v cc i cc ADT6610 outa i out rexta rextb rextc gnd i ih, v ih i il, v il cki di vdd c stsel cko i ol /i oh do mode0 mode1 r rr outb outc www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 9/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 electrical characteristics ( continued ) ac characteristics (vdd = 5v, ta = 25 o c) test circuit for ac characteristics parameter test condition symbol min. typ. max. unit propagation delay time cki-do vcc = 15v vdd = 5.0v vih = vdd - 0.5 vil = 0.5v r = 39 ? ( iout = 60 ? ) cl = 10pf rl = 200 ? vds = 1.5v t p - 8 20 ns cki frequency f ckmax 0.5 8 10 mhz cki pulse width t wh / t wl 15 - - ns data setup time t setup 20 - - ns data hold time t hold 30 - - ns di width t wsh 50 - - ns t wsl 50 - - ns clock delay cko t ckd - 8 15 ns clock width t w 10 30 - ns clock cycle t cy 100 - - ns maximum cloc k rise time t r - - 10 ns maximum clock fall time t f - - 10 ns cko, do output rise time t or - - 10 ns cko, do output fall time t of - - 10 ns cki waiting time for no strobe stsel=low t st0 6 us cki waiting time for no strobe stsel=high t st0 1.5 ms cki waiting time for strobe stsel=low t st1 20 us cki waiting time for strobe stsel=high t st1 5 ms vcc = 15v function generation vcc v cc ADT6610 outa rexta rextb rextc gnd cki di vdd 4.7uf stsel cko do mode0 mode1 r r r outb outc c l r l c l r l c l r l c l c l vds vds vds www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 10/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 timing waveform cki, di, do (data transmit) t r t f h l h l cki di do t p t wl t setup t hold t or t of h l t wh cki, cko , internal strobe cko h l cki t w h l 50% t cy t ckd 90% 50% 10% 90% 50% 10% 90% 50% 10% 90% 10% ? 90% 50% 10% ? internal strobe signal 50% t w t st1 90% 50% 10% t or 90% 50% 10% t of t st0 www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 11/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 operation principle interface the ADT6610 is a two-wire only transmissi on interface. it is similar to spi interface (cki, di). the display data (di) transfers at the rising edge of the clock (ck i). and the output data (do) is out at th e falling edge of the clock ( cki ). cki di value 0 0 1 1 1 0 1 1 setting the gray scale the ADT6610 provides three selectable gray scale modes: 16bit gray scale mode, 12bit gray scale mode and 8bit gray scale mode. the 16bit gray scale mode provides 65,536 gray scales for each led. the 12bit gray scale mode provides 4,096 gray scales for each led. in addition, the ADT6610 also embedded with an oscillator as the clock of pwm counter to turn on out put ports according to the gray scale data sent from the system controller. mode0 pin mode1 pin 0 0 mode 8bit interface mode 0 1 12bit interface mode 1 0 inhibit 1 1 16bit interface mode embedded voltage regulator the ADT6610 has an embedded voltage regulator to re gulate the high input suppl y voltage to 5v supply voltage for internal . the input voltage range is 10 ~ 18v, which is suitable for 12/16v system. the high supply voltage is connect ed the vcc, and the output of the regulator is connected to vdd. an external capacitor of 4.7uf should be connected between vdd and ground to stable the output voltage. when the input voltage is 5v, the vcc and vdd pins should be connecting. strobe method the ADT6610 provides two selectable strobe time. it is selected 20us or 5ms by stsel pin. when the clk high period is longer than 20us at st sel low or 5ms at stsel high, the gray scale data are fetched register by internal strobe signal. stsel pin the cki wait time for internal strobe signal 0 20us 1 5ms www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 12/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 strobe waiting time cki stsel=0 : 6us stsel =1 : 1.5ms strobe no occurs stsel =0 : 20us stsel =1 : 5ms strobe occurs margin period interface timing diagram for 8bit gray scale mode ( mode0=0 , mode1 = 0) a(7:0) = c3h, b(7:0) = f8h, c(7:0) = 70h cki di do st (internal) 20us at stsel = 0 5ms at stsel = 1 1 1 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 1 1 1 0 0 0 0 1 1 0 0 interface timing diagram for 12bit gr ay scale mode ( mode0=1 , mode1 = 0) a(7:0) = f03h, b(7:0) = ff8h, c(7:0) = 0f8h cki di do st (internal) 20us at stsel = 0 5ms at stsel = 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 1 1 1 1 0 0 interface timing diagram for 16bit gr ay scale mode ( mode0=1 , mode1 = 1) a(7:0) = f80fh, b(7:0) = ffc0h, c(7:0) = 1f80h cki di do st (internal) 20us at stsel = 0 5ms at stsel = 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 13/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 constant output current ( rext=39k ) the ADT6610 performs excellent current skew. the maximu m current variation between channels is less than 3%, and that between ics is less than 6%. 0 10 20 30 40 50 60 70 80 90 100 110 120 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 vds [v] iout [ma] 22k 27k 30k 33k 39k 47k 56k 75k 120k www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 14/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 adjusting output current the output current is determined by an exte rnal resistor. the relationship between i out and rexta,rextb, rextc are follows; i out [a] = 2350 / r ext r ext = rexta, rextb, rextc 0 20 40 60 80 100 120 20 40 60 80 100 120 140 160 rext [kohm] iout [ma] www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 15/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 package power dissipation( pd ) the maximum power dissipation, , decreases as the ambient temperature increases. 0.4 0.6 0.8 1 1.2 1.4 1.6 0 102030405060708090100 ambient temperature [ ] power dissipation [w] pdmax (sop16) pdmax (ssop16) safe operation area ja a jmax max r t t pd ? = www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 16/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 load supply voltage( vled ) ? ? vled vf ADT6610 r a vdsa the design of vled should fulfill two targets 1. less power consumption and heat. 2. sufficiently headroom for the led and driver ic to operate in the constant current region. the power dissipation in the driver is calculated by the equation. pd = vdsa x iouta + vdsb x ioutb + vdsc x ioutc + vcc x icc by the spec, the max vcc = 18v, max icc = 8ma => 144mw. if vdsa = vdsb = vdsc = 1v, iouta=ioutb=ioutc=20ma. pd is about 204mw. if vdsa,vdsb,vdsc are over 1v then the power dissipation is more than 204mw. this means, if vdsa,vdsb,vdsc drops too much voltage on the driver, it is necessary to set external resistors( ra,rb,rc) to reduce the by v r . v r iouta ioutb vdsb ioutc vdsc r b r c www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 17/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 v led strobe time = 20us , vled = 5v typical application strobe time = 20us , vled = 15v 1) 8bit luminance data system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc v led system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc c c www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 18/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 v led strobe time = 5ms , vled = 5v strobe time = 5ms , vled = 15v system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc v led system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc c c typical application ( continued ) 2) 12bit luminance data www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 19/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 v led strobe time = 20us , vled = 5v strobe time = 5ms , vled = 15v system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc v led system controller memory 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 di cki stsel mode0 mode1 rexta rextb rextc do cko vcc vdd gnd outa outb outc c c typical application ( continued ) 3) 16bit luminance data www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 20/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 package outline dimension ssop16 8 0 8 0 0.050 0.016 1.270 0.400 l 0.025 (bsc) 0.635 (bsc) e 0.244 0.228 6.200 5.800 e1 0.157 0.150 4.000 3.800 e 0.200 0.185 5.100 4.700 d 0.010 0.007 0.250 0.170 c 0.012 0.008 0.300 0.200 b 0.061 0.053 1.550 1.350 a2 0.010 0.004 0.250 0.100 a1 0.069 0.053 1.750 1.350 a min dimensions in inches min dimenstions in millimeters max max symbol www.datasheet.co.kr datasheet pdf - http://www..net/
aug. 25. 2011 21/21 * this specifications are subject to be changed without notice http://www.ad-tech.co.kr ADT6610 sop16 8 0 8 0 0.050 0.016 1.270 0.400 l 0.050 (bsc) 1.270 (bsc) e 0.244 0.228 6.200 5.800 e1 0.157 0.150 4.000 3.800 e 0.402 0.386 10.200 9.800 d 0.010 0.007 0.250 0.170 c 0.020 0.013 0.510 0.330 b 0.061 0.053 1.550 1.350 a2 0.010 0.004 0.250 0.100 a1 0.069 0.053 1.750 1.350 a min dimensions in inches min dimenstions in millimeters max max symbol www.datasheet.co.kr datasheet pdf - http://www..net/

▲Up To Search▲

Price & Availability of ADT6610

	To Download ADT6610 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .