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10-channel gamma buffer with v com driver ADD8710 rev. 0 in fo rmation furn ished by an alog d e v i c e s is believed to be accurate and reliable. how e ver, n o resp on sibili ty is assume d b y a n alog de vices fo r its use, nor for an y i n fri n geme nt s of p a t e nt s or ot h e r ri ght s o f th ird parties th at may result fro m its use . s p ecificatio n s subj ec t to ch an g e witho u t n o tice. no licen s e is g r an te d by implicati o n or ot herwi s e u n der a n y p a t e nt or p a t e nt ri ghts of analog de v i ces. trademarks an d registered tra d ema r ks are the prop erty o f their respective ow ners. one technolog y way, p.o . box 9106, norwood, ma 02062-9106, u.s.a. t e l: 781. 329. 4 700 www.analog.com fax: 781. 326. 87 03 ? 2004 analog de vices, i n c. al l r i ght s r e ser v ed . features single-supply operation: 4.5 v to 16.5 v upper/lower buffers swing to v s /gn d gamma continuous output current: >10 ma v com peak outp ut current: 250 ma offset voltage: 12 mv slew rate: 8 v/ s unity gain st able with large capacitive loads supply current : 700 a per a m plifier compact 28-le ad tssop pb-free packag e drop-in replacement for buf 11702 applic ati o ns tft lcd monit o r panels tft lcd noteb ook panels general description the ad d8710 is a lo w cos t , 10-c h a nne l ga mma b u f f er wi t h a v co m dr i v er t h a t o p era t es f r o m a sin g le s u p p l y . the p a r t is desig n e d fo r hig h r e s o l u t i o n tf t lcd p a nels, a nd is b u i l t o n an ad van c e d , hig h v o l t a g e cb cmos p r o c es s. the ga mm a b u f f ers ha ve a hi g h sle w r a te, min i m u m 10 ma o u t p ut c u r r en t, a nd a h i g h ca p a ci t i ve lo ad dr i v e ca p a b i li ty . t h e v co m b u f f er is c a p a b l e o f de li v e r i n g 250 ma o f p e ak c u r r en t, a nd can als o dr iv e la rg e ca p a c i tiv e lo ads. th e ad d8710 o f f e rs wi de s u p p l y ra n g e a nd o f fs et v o l t a g es b e l o w 12 mv . the ad d8710 is s p ecif ie d o v er th e ? 40c t o +85c t e m p era t ur e ra ng e a nd is a v a i l a b l e in a pb -f r e e 28-le ad tsso p p a c k a g e. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 v s gnd nc out1 out2 out3 out4 out5 out6 out7 out8 out9 out10 outcom 28 27 26 25 24 23 22 21 20 19 18 17 16 15 ADD8710 gnd nc in1 in2 in3 in4 in5 in6 in7 in8 in9 in10 incom v s 04889-0-001 nc = no connect f i g u re 1. 28-l e ad t ssop (ru suf f i x ) func tio n a l block di agram 1 add871 0 v s gnd nc out1 out2 out3 out4 out5 out6 out7 out8 out9 out10 outcom gnd nc in1 in2 in3 in4 in5 in6 in7 in8 in9 in10 incom v s 04889-0-002 2 3 4 5 6 7 8 9 10 v com fi g u r e 2 .
ADD8710 rev. 0 | page 2 of 12 table of contents electrical characteristics ................................................................. 3 absolute maximum ratings ............................................................ 4 esd caution .................................................................................. 4 typical performance characteristics ..............................................5 outline dimensions ....................................................................... 10 ordering guide .......................................................................... 10 revision history 6/04revision 0: initial version
ADD8710 rev. 0 | page 3 of 12 electrical characteristics v s = 16 v, v cm = v s /2, t a @ 25c, unless otherwise noted. table 1. parameter symbol condition min typ max unit input characteristics applies to all channels offset voltage v os 4 12 mv offset voltage drift ?v os /? t C40c t a +85c 5 v/c input bias current i b 0.5 1.1 a C40c t a +85c 1.5 a input impedance z in 400 k? input capacitance c in 1 pf buffer characteristics output voltage high (v1) v oh v s = 16 v, v i = 16 v, i l = 10 ma 15.82 15.9 v v s = 10 v, v i = 9.8 v, i l = 10 ma 9.75 9.8 v C40c t a +85c 9.7 v output voltage high (v2 to v5) v oh v s = 10 v, v i = 8.5 v, i l = 10 ma 8.45 8.5 v C40c t a +85c 8.4 v output voltage high (v6 to v10) v oh v s = 10 v, v i = 8 v, i l = 10 ma 7.95 8 v C40c t a +85c 7.9 v output voltage low (v1 to v5) v ol v s = 10 v, v i = 2 v, i l = 10 ma 2 2.05 v ?40c t a +85c 2.10 v output voltage low (v6 to v9) v ol v s = 10 v, v i = 1.5 v, i l = 10 ma 1.5 1.55 v C40c t a +85c 1.60 v output voltage low (v10) v ol v s = 16 v, v i = 0 v, i l = 10 ma 0.1 0.175 v v s = 10 v, v i = 0.2 v, i l = 10 ma 0.2 0.25 v C40c t a +85c 0.3 v continuous output current i out 10 ma peak output current i pk v s = 16 v 100 ma v com characteristics output voltage high v oh v s = 10 v, v i = 8 v, i l = 30 ma 7.95 8 C40c t a +85c 7.9 output voltage low v ol v s = 10 v, v i = 2 v, i l = 30 ma 2 2.05 C40c t a +85c 2.10 continuous output current i out 35 ma peak output current i pk v s = 16 v 250 ma supply characteristics supply voltage v s 4.5 16.5 v power supply rejection ratio psrr v s = 4.5 v to 16.5 v, C40c t a +85c 70 90 db total supply current i sy v o = v s /2, no load 7.7 10 ma C40c t a +85c 11.5 ma dynamic performance slew rate sr r l = 2 k?, c l = 200 pf 4 8 v/s bandwidth bw C3 db, r l = 10 k?, c l = 200 pf 5 mhz settling time to 0.1% (buffers) t s 1 v step, r l = 10 k?, c l = 200 pf 1.1 s settling time to 0.1% (v com ) t s 1 v step, r l = 10 k?, c l = 200 pf 0.7 s phase margin ?o r l = 10 k?, c l = 200 pf 45 degree channel separation 75 db
ADD8710 rev. 0 | page 4 of 1 2 absolute maximum ratings table 2. parameter rating supply voltage (v s ) 18 v input voltage ? 0.5 v to v s + 0. 5 v storage temperature range ? 65c to +150c operating tem p erature range ? 40c to +85c j u nction temperature range ? 65c to +150c lead temperature range 300c esd tolerance (hbm) 2500 v esd tolerance (mm) 200 v s t r e s s es a b o v e t h os e list e d u nde r a b s o l u te m a xi m u m r a t i n g s ma y ca us e p e r m a n e n t dama ge to t h e de vi ce. t h is is a st r e ss r a t i ng on ly ; f u n c t i on a l op e r at i o n of t h e d e v i c e a t t h e s e or an y o t h e r con d i t ions a b o v e t h o s e i ndic a te d i n t h e op er a t io na l s e c t io n s o f t h is sp e c if ic a t ion is n o t im pli e d . e x p o sur e t o ab s o lute m a x i m u m r a t i ng c o nd it i o ns for e x te nd e d p e r i o d s m a y af fe c t d e v i c e rel i a b i l it y . table 3. packa g e characteristics package type ja 1 unit 28-lead tssop (ru) 67.7 c/w 1 ja is s p ecif i e d f o r wors t case c o nd itions , i.e., ja i s speci f i e d for d e vi ces sol d er ed on t o a ci r c ui t boa r d for sur f a c e m o un t pa cka g e s . esd caution esd (electrostatic discharge) sensitive device. ele c tros tatic charg e s as high as 4000 v readily accumulate on the human body and test eq uipment and can discharge wi thout detection. although this product features proprietary esd protection circu i try, permanent dama ge may occur on devices subjected to high energy electrostatic discharges. theref ore, prop er esd precautions a r e recommended to avoid perform a nce degradation or l o ss of functiona l ity.
ADD8710 rev. 0 | page 5 of 1 2 typical perf orm ance cha r acte ristics 800 700 600 500 400 300 200 100 0 ?8 8 ?7 7 ?6 6 ?5 5 ?4 4 ?3 3 ?2 2 ?1 1 0 v os (mv) numbe r of units t = 25 c v dd = 4.5v to 16v 04889-0-003 f i gure 3. input o ffs et v o lt age 300 250 200 150 100 50 0 3 75 21 72 24 69 27 66 30 63 3 3 60 36 57 39 5 4 42 tcv os ( v/ c) numbe r of units 04889-0-004 48 51 45 6 9 12 15 18 78 f i gure 4 . input o ffs et v o l t a g e d r i f t di s t ri butio n 5 4 3 2 1 0 temperature ( c) in pu t offset volta ge ( m v) 04889-0-005 ?4 ?3 ?2 ?1 120 ?4 0 ?20 02 0 40 60 80 100 v1 v2 v3 v4 v5 v6 v7 v8 v9 v1 0 v co m f i gure 5. input o ffs et v o lt age v s . t e mper atu r e supply voltage (v) s u p p l y curre nt/buffe r (ma) 04889-0-006 0 2 4 6 8 1 0 12 14 16 18 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 f i g u re 6. su p p ly cu rr e n t / buf f e r v . sup p ly v o lt ag e 1.0 0.9 0.7 0.6 0.5 0.4 temperature ( c) s u p p l y curre nt/buffe r (ma) 04889-0-007 0 0.1 0.2 0.3 120 ?40 ? 20 0 2 0 4 0 6 0 8 0 100 0.8 f i gure 7. su p p ly cu rr e n t/buffer v s . t e mpe r atu r e 600 400 200 0 temperature ( c) inp u t bias curre nt (na) 04889-0-008 ? 400 ? 200 120 ?4 0 ?20 02 0 40 60 80 100 v1 v2 v3 v4 v5 v6 v7 v8 v9 v1 0 v co m f i gure 8. inp u t bi a s current v s . t e mpe r ature
ADD8710 rev. 0 | page 6 of 1 2 125 ?5 ?25 (db) ?45 ?65 15 35 55 75 95 105 100k 10 k 1k 100 1m 10m frequency (hz) 04889-0-010 v1 ? v10 v com f i gure 9. p o w e r su p p ly r e j e c t i o n r a ti o v s . f r eq uenc y 0 0.5 1.0 1.5 2.5 output voltage (v) 2.0 10 1 100 load current (ma) 04889-0-011 v in = 0v f i g u re 10. cha n 1- 5 o u t p ut v o lt ag e l o w v s . i l oad 0 0.2 0.6 0.8 1.4 output voltage (v) 1.0 0.4 1.2 10 1 100 load current (ma) 04889-0-012 v in = 0v f i g u re 11. cha n 6- 1 0 o u t p ut v o lt ag e l o w v s . i l o ad 0.2 0 0.1 0.6 0.7 1.0 output voltage (v) 0.8 0.9 0.3 0.4 0.5 10 1 100 load current (ma) 04889-0-013 v in = 0v f i g u re 12. cha n v co m o u t p u t v o l t a g e lo w v s . i lo a d 14.6 14.2 15.4 15.6 16.2 output voltage (v) 15.8 14.4 16.0 14.8 15.0 15.2 10 1 100 load current (ma) 04889-0-014 v in = 16v f i g u re 13. cha n 1 o u t p ut v o lt ag e h i g h v s . i l oad 9.93 9.96 9.97 10.00 output voltage (v) 9.98 9.99 9.94 9.95 10 1 100 load current (ma) 04889-0-015 v in = 10v f i g u re 14. cha n 2- 5 o u t p ut v o lt ag e hi g h v s . i l oad
ADD8710 rev. 0 | page 7 of 1 2 ?1 3 5 11 output voltage (v) 7 9 1 10 1 100 load current (ma) 04889-0-016 v in = 10v f i g u re 15. cha n 6- 1 0 o u t p ut v o lt ag e h i g h v s . i l oad 9.92 9.90 9.96 9.97 10.00 output voltage (v) 9.98 9.91 9.99 9.93 9.94 9.95 10 1 100 load current (ma) 04889-0-017 v in = 10v f i g u re 16. cha n v co m o u t p ut v o lt ag e h i g h v s . i l oad volta ge ( 50mv/d i v) time (2 s/div) 04889-0-018 r l = 2k ? c load = 100pf f i g u re 17. sm a ll-s i g n al t r ans i ent r e s p ons e volta g e ( 4 v/d i v) time (2 s/div) 04889-0-019 r l = 2k ? c load = 100pf f i g u re 18. lar g e - s i g n al t r ans i ent r e s p ons e 20 ?50 ?60 (db) ?70 ?80 ?40 ?30 ?20 ?10 0 10 1 00k 1m 10m frequency (hz) 04889-0-020 1040pf 510pf 140pf 90pf 40pf f i g u re 19. cha n 1- 5 f r eq uenc y r e s p on s e v s . capac i t i ve l o ading 100k 1m 10m frequency (hz) 04889-0-021 1040pf 510pf 140pf 90pf 40pf 20 ?50 ?60 (db) ?70 ?80 ?40 ?30 ?20 ?10 10 0 f i g u re 20. cha n 6- 1 0 f r equ e nc y r e s p o n s e v s . capa cit i ve l oad ing
ADD8710 rev. 0 | page 8 of 1 2 100k 1m 10m frequency (hz) 04889-0-022 1040pf 510pf 140pf 90pf 40pf 20 ?5 0 ?6 0 (db) ?7 0 ?8 0 ?4 0 ?3 0 ?2 0 ?1 0 10 0 f i g u re 21. cha n v co m f r eq uenc y response vs . c a paci ti v e l o a d i n g 1m 10m 10 0m frequency (hz) 100k 04889-0-023 10k ? 560 ? 150 ? 2k ? 1k ? 10 ?2 5 ?3 0 (db) ?3 5 ?4 0 ?2 0 ?1 5 ?1 0 ?5 5 0 f i gur e 2 2 . chan 1 - 5 f r eq uenc y respo n se vs . resi sti v e l o adi n g 1m 10m 10 0m frequency (hz) 100k 04889-0-024 10k ? 560 ? 150 ? 2k ? 1k ? 10 ?2 5 ?3 0 (db) ?3 5 ?4 0 ?2 0 ?1 5 ?1 0 ?5 5 0 f i g u re 23. ch an 6- 10 f r equenc y r e s p ons e v s . r e s i s t ive l oad ing 1m 10m 10 0m frequency (hz) 100k 04889-0-025 10k ? 560 ? 150 ? 2k ? 1k ? 10 ?2 5 ?3 0 (db) ?3 5 ?4 0 ?2 0 ?1 5 ?1 0 ?5 5 0 f i g u re 24. cha n v co m f r eq uenc y response vs . resi sti v e l o a d i n g imp e dance ( ? ) 10 0k 10k 1k 1m 10m frequency (hz) 10 0 0 75 0 675 600 525 450 375 300 225 150 75 04889-0-026 v com gamma f i g u re 25. cl os ed-l oop o u t p ut i m ped a nc e v s . f r equ e nc y 0 20 30 40 70 over sh oot ( % ) 50 60 10 10 0 10 1000 capacitive load (pf) 04889-0-027 v in = 100mv p-p a v = 1 r l = 10k ? ?o s +os f i g u re 26. cha n 1- 5 sm al l s i g n a l o v ers h oot v s . l oad cap a cit a n c e
ADD8710 rev. 0 | page 9 of 1 2 0 20 30 40 70 over sh oot ( % ) 50 60 10 10 0 10 1000 capacitive load (pf) 04889-0-028 v in = 100mv p-p a v = 1 r l = 10k ? ?os +os f i gur e 2 7 . chan 6 - 10 sm al l si gna l o v er shoo t vs . l o a d c a pa ci ta nc e 0 20 30 40 60 over sh oot ( % ) 50 10 10 0 10 1000 capacitive load (pf) 04889-0-029 v in = 100mv p-p a v = 1 r l = 10k ? ?os +os f i g u re 28. cha n v co m sm al l s i g n a l o v e r s h o o t v s . l oad ca pac i t a nce
ADD8710 rev. 0 | page 10 of 12 outline dimensions 28 15 14 1 8 0 compliant to jedec standards mo-153ae seating plane coplanarity 0.10 1.20 max 6.40 bsc 0.65 bsc pin 1 0.30 0.19 0.20 0.09 4.50 4.40 4.30 0.75 0.60 0.45 9.80 9.70 9.60 0.15 0.05 f i gure 29. 2 8 -l ead thin shr i nk s m a l l o u tline p a ckage [ t ssop ] (r u) di me nsio ns sho w n i n mi ll im e t e r s ordering guide model temperature r a nge package descri ption package option ADD8710aruz 1 ? 40c to +85c 28-lead tssop ru-28 ADD8710aruz- reel 1 ? 40c to +85c 28-lead tssop ru-28 1 z = pb-free part.
ADD8710 rev. 0 | page 11 of 12 notes
ADD8710 rev. 0 | page 12 of 12 notes ? 2004 analo g de vices, inc. all rights reserve d . tra d em arks and registered tra d ema r ks are the prop erty of their respective owners . d04889-0-6/04(0)

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