AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 1.0 general description t he amis-710 205-a 4 (pi20 5 m c-a4-r) and amis-7102 06- a4 (pi20 6 mc- a 4-r) ar e a fa mil y of c ontact imag e se nsor ( c is) modu les. as a fami l y gr ou p the y are cal l e d amis-71 0 2 0 5 /206 mo dul es . t h e y ar e l o n g co ntact im ag e se nsor m o d u les, usin g m o s imag e se n s or techno lo g y for hig h -spe ed per formance an d hig h se nsitivit y. t hey cont ain their o w n c o m p lete optic al s ystem incl ud ing the li ght s ourc e ; accord ing l y , th e y mak e a ver y compact imag i ng s y st em. t he four para lle l vide o outp u ts give this famil y of cis module s their hig h sp eed performa nce. t h e y al l poss e s s identic al e l ec trical circu i t compon ents, as w e ll as the sa me mech a n ic al and o p tical c o mpon ents, e xc ept for their led l i ght so urces. t h e y differ i n th eir s pecific atio n, ho w e v e r, be cause the diffe rent l i ght s ourc e s im pact th e effica c y of t he hig h spee d perform ance. t he t w o mod u l e s are suit abl e for scanni ng a4 size (21 6 m m) docume n ts w i t h ei ght dots per millim eter (dpm) resol u ti on. appl icati o ns inclu de d o cum ent scann in g, mark read ers, gami ng an d office autom atio n equ ipme nt. 2.0 key features ? lig h t source, le ns and se nsor are inte grate d i n to a sing le mo dul e ? ultra hi gh-sp ee d ? f our para lle l a nal og vid eo o u tputs clocke d at 5.0mhz ? 90 sec/lin e sc ann ing s pee d @ 5.0mhz cloc k rate w i t h opti ona l lig ht sourc e s, selected fro m the opt ion of t w o a bove mo dul es ? 8dpm res o luti o n , 216mm sca nni ng le ngth ? w i de d y n a mic rang e ? led li ght sourc e (selecta ble a m ong the t w o abov e mod u les ) ? standar d a4 si ze ? 14mm x 19mm x 232mm ? l o w p o we r ? lig h t w e ig ht 3.0 functional description each of the t w o mod u l e s i n th e famil y amis-710 20 5/206 co nsists of four m a jor c o mp one n t s. t he firs t of them is the prin ted circu it bo ar d (pcb) on w h ic h the 27 ima g i ng c h ips, ami s -720 23 3 (pi3 033), are bo n d ed. t hese se n s or chi p s, pr od uced b y ami s e mico nductor, are mono lithic dev i c es w i th 64 ph oto sens in g e l em ents. eac h of 27 c h ips ar e comp lete l y s e lf-conta i ne d s c ann ing chi p s w i t h the i r co n trol circuits i n tegr ated w i t h i n the c h ips, so that th e y can b e ca s c ade d to provi de a 1 728 p h o t o-elem ents m odu le. t he am is-7202 33 c h i ps are int egrate d w i t h the photo sensors' ass o ci ated mu ltipl e x s w itc hes, a d i g i tal shift regist er and th e chi p s e lecti on s w itc h . t he chip's shift register sequentially cl ocks out the integrat ed image c har ges from each sens ing elem ent and pas s e s them thr o ugh the chip-select s w itc h a nd o u t onto the vid e o lin e. t he chip- s elect s w itc hes ar e se qu entia l l y s w i t che d as each of the pr edec essor ch ip s compl e t es its scan. t hese 2 7 se nsors, bon ded o n a pcb, are gro u p ed i n to four su b-ca scade d s e ction s . each c onti g uous l y casc ad ed c h ip secti o n i s conn ected on s epar ate vi deo li nes, prov id ing f our vi de o o u tp uts, vout 1, vo ut 2, vou t 3 , and vout 4. before th e si gn al ch arg e s fro m the four vide o l i nes a ppe ar at their resp ectiv e outputs, the y are converte d to signa l voltag es b y four o n -b oard b u ffer amplifie rs; one for each of its cor r espo ndi ng vi d eo sectio n. t h e first three sections, vout 1 , vou t 2 and vo ut 3 have seven se nsor chips, w h ile th e vout 4 has six sensor chi p s. since e a ch se nsor chi p has 6 4 pi xe ls, there are a total of 1 728 p i xels (se e f i gure 1). mounte d i n th e mod u l e h ous ing, alo ng w i th the pc b, is t he s e co n d ma j o r comp on ent. it is a one-t o -one gra d e d i n de xe d micr o l e ns arra y , w h ich f o cuses the im age of the sca nne d docum en ts onto the sensin g lin e of the s ens or chi p s. t he third major comp on ent mounte d in th e mod u le is th e led l i g h t so urce (se e f i gu re 2). t h is pictorial cr oss sec t ion sh o w s the led b a r li ght source and i ts illum i n a tion p a th as it reflects the image fro m the docume n t and focuses through the r o d lens on to the image se nsin g lin e of t he sensi ng ch ips. all comp on ent s are h ous ed i n a sma ll p l ast i c ho usin g a n d covere d w i th t he fourth m a j o r compo nent, a gl ass w i nd o w . t h is cover glas s not onl y s e rv es to protect al l of the critical compo nent s w i thin the h ous in g from dust, bu t it also serves a m inor ro le i n the optica l s y st em. t ogether w i t h rest of the modu le' s optic al s y st em, the modu le is ad ju sted to obtai n t he optim um de pth-of-fo cus. 1 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet f i gure 1: a m i s - 710205/ 206 mo dule b l ock diagram ( s ee table 1 for p i n out designation) f i gure 2: a m i s - 710205/ 206 's cross section 2 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 4.0 i/o designation i/o to the module is a 12-pin con nector located on one end of the module (see figure 5). t able 1 lists the pin numbers and thei r desi gnati ons fo r the i/o conne ctor. it is an ec e manufactur e r ebw -pk23- p012 l2- 3z connector. table 1: pin con f iguration pin number sy mbo l names a nd fu n c tion s 1 vout 1 analog video output 1 2 vo ut2 analog video output 2 3 g n d grou n d ; 0 v 4 vo ut3 analog video output 3 5 vout 4 analog video output 4 6 vdd positive pow er s uppl y 7 sp (start ) shift register star t pulse 8 gnd grou nd; 0v 9 cp (cl o ck) sampling clock p u lse 10 vn negative po w e r supply 11 gled grou nd for t he light source; 0v 12 vled suppl y for t he light source 5.0 module vs. led li ght source t able 2 lists the modu le' s mo del a nd its corr espo ndi ng le d light so urce. table 2: module vs. led light source modul e led li ght sour ce AMIS-710205 -a4 880nm ir smd l e d bar amis-710206 -a4 630nm red sm d led bar 6.0 absolute maximum rating t able 3 s h o w s the abs olute maximum r a tin g s. t he par ameters ar e com m on to al l th e modu les. t abl e 4 sho w s th e abso l ute m a xi mum ratings that ar e different amo n g the three mo dul es. table 3: electrical absolute maximum rating parameter sy mbo l s maximu m ra tin g units vdd 7 v i d d 1 0 0 m a vn -15 v power suppl y i n 3 5 m a input clock pulse (high level) vih vdd ? 0.5v v input clock pulse (low level) vil -0.5 v note: these param eter s ar e ab solu te max i mu ms. do no t operate unde r the s e co nditi ons. table 4: led po w e r absolute ma ximum rating parameter sy mbo l s maximu m ra tin g units m o d u l e a m i s - 7 1 0 2 0 5 -a4 amis-710206 -a4 vled 6.0 6.0 v power suppl y : l e d light source i l e d 0 . 6 0 . 6 a note: these param eter s ar e ab solu te max i mu ms. do no t operate unde r the s e co nditi ons. 3 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 7.0 environmental specifications table 5: operati ng and stor age environment parameter sy mbo l s range units oper ating tempe r ature (1 ) top 0 to 50 c oper ating humidit y (1 ) hop 10 to 90 % storage temp era t ure (1 ) tstg -20 to +75 c storage humidit y (1 ) hstg 10 to 90 % note: (1) these a r e standard spe c i f i c atio ns for the cis module s . 8.0 electro-optical characteristics (25 c) t able 6 is th e electro- optica l character i stics common to a ll thr ee m odu les. t able 7 sh o w s the c haract e r i stics for each of the t wo l e d light sources. table 6: comm o n electro-optical characteristics parameter sy mbo l value units notes total numbe r of photo detectors 1728 elements section 1, 2 & 3 numbe r of photo detectors 448 elements section 4 numbe r of detectors 384 elements pixel-to-pixel spacing 125 m table 7: amis-7 10205/206 -a4 elec tro- optical characteristics a m is -71020 5- a 4 ir led (880 nm ) a m is -71020 6- a 4 re d led (630n m) parameter sy mbo l value units note line scanning rate tint (1 ) 90 sec @ 5.0mhz clock frequenc y clock frequenc y (2 ) fc l k 5.0 mhz bright output volt age (3 ) video output 1.0 volt bright output no n - uniformit y (4 ) up <+/-30 % dark non- unifor m ity (5 ) u d < 4 0 m v dark output volta g e (6 ) dar k level ( d l) <200 mv modulation transf e r function (7 ) m t f > 4 0 % notes: (1) tint i s the line scan n ing ra te or integ r ation time. tint i s de termined by the in te rv al betw een tw o start pulses (sp) . (2) fclk: main clo c k fre quency also equa ls the v i deo sampl i ng fre quen cy . (3) video ou tpu t lev e l is con t rolled w i th a v o ltage adju s tmen t as w e ll a s the in teg r ation time and the led ligh t pow er. (4) up = { [ vp(max ) ?v p(min)]/vp(max )}x 1 00% w here vp(max ) = max i mu m peak pix e l and vp(min) = mi nimum pix e l. (5) ud = vdmax ? vdm i n vdmin i s the minim u m outp u t v o ltage w i th the led o f f. vdmax is max i mum output v o ltage w i th the led on. (6) see se ction.9.0 . 4 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 9.0 reset level and video sampling time f i gure 3: v i deo p i xel definition f i gure 3 gr ap hi call y sh o w s the video si gn al w a veform an d d e fines the si ng l e vide o pi xel structure. t he signa l outp u t w a veform i s sho w n relativ e to th e i nput c l ock w a v e form, as w e l l as the s y mbo l s an d termi nol o g ies use d to d e fine the perfo rmance spec ifi c ations. f ig u r e 3 expl ains th e terminol og y us ed to characteriz e the dark sign al levels a nd the recomme nde d vide o pi xe l sa mplin g times. note 6, u n d e r t able 7, s pecifi e s the d a rk lev e l ( d l). t h is is the lev e l s e e n dur ing the d a r k rea d out; for examp l e, eithe r the m o dule sits on a black target or the lig ht source is turned off. it is meas ured from grou nd or 0v. t he reset level is a reference level f or the reset s w itc h , w h ich i s not necessar i l y on gro u n d beca u se after the re set occu rs, the signal i s passed thro u gh an am plifi e r . t he diffe rence bet w e en the d a rk level a nd the reset lev e l i s called the p e destal ( ped). in most cases, the offset control of the ampl ifier is used to adj ust the dark level to 0v or grou nd. he nc e , the reset level w i ll sit bel o w g r oun d. t he video p i xe ls d e monstrate d i n this gr aph ema nate from an id ea l cis modu le w i th a phototra nsis tor ima g in g struct ure. t he vid e o output at hi gh spee ds, such as 5.0mhz, do es not insta n tl y rise to its fin a l val ue, alth o ugh g i ve n en o ugh time; it w o uld as ym pto tically appr oach its stead y state v a lu e. but, at high spee ds it is im practica l to w a i t for the final st abl e val ue. accordi ngl y, as f i g ure 3 in dicate s, the o u tput si gn al co ntin ues to rise to w a rd s its stead y stat e v a lu e. co nsiste nt w i th th e forg oin g comm ents , und er t able 7 , inste a d of th e conve n tio nal si gna l sam p li ng time, tst is d e fi ned to su bstitu te the c onv enti ona l settli n g ti me d e finiti on. t h is definiti on is u s ed bec au se the outp u t sig n a l co ntinu e s to rise as ympt otic all y to th e fina l stable v a lu e b u t not w i t h i n a p r actical time in hig h spe ed ap pl icati ons. t h is is true even w hen the vi deo r i ses to its peak value, vp, defi ned i n the alg o r ithm used in t he meas ureme n ts describ ed b y the fol lo w i n g equ atio n: mtf={[vp(n)+vp(n+1)]/2 -[vp(n+2)+vp(n+3)]/2}/ {[vp(n)+vp(n+1)]/2+[ vp(n+2)+vp(n+3)]/2} w here n is 1, 2 , .....1728 th , vp (n) is the sign al amplitu de of the n th pi xel. 5 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 10.0 operating conditions (25 c) table 8: recom m ended operati ng conditions (2 5 c) item sy mbo l min. ty p . max. units vdd (positive) 4.5 5.0 5.5 v vn (negative) -10 -5 -4.0 v idd (positive) 60 66 75 ma power suppl y in (negative) (1 ) 2 0 2 0 2 0 m a input voltage at d i gital high vih vdd-1.0 vdd-0.5 vdd v input voltage at d i gital low vil 0 0.6 v clock frequenc y fc l k 0.2 (2 ) 5.5 (3 ) mhz clock pulse high dut y c y cle 25 % clock pulse high duration 45.5 50 ns integration time tint 82 150 s oper ating tempe r ature (4 ) top 25 50 c a m is -71020 5- a 4 parameter min. ty p . max. v l e d 5 . 0 5 . 5 v iled 480 550 ma a m is -71020 6- a 4 min. ty p . max. v l e d 5 . 0 5 . 5 v iled 480 550 ma notes: (1) current is e sse ntial con s ta n t curren t w i th supply v o ltage. (2) this i s dete r mined by the longe st toler able in tegra t ion tim e . b e ca use o f lea k age cu rren t build u p , the integra t ion ti me is re commende d to be no grea ter than 10m s. (3) the max i mum call out i s fo r the modul es' ele c tri c al spee d. the lig ht source sti ll di cta t e s the highe st speed per forman ce. (4) this spe c ifica t ion i s a standard u s ed b y the cis makers for the fax industry . 6 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 11.0 sw itching characteristics (25c) t he s w itching character i stics at 25c for the i/o clocks are sho w n in figure 4. each s w it ch timi ng char acteristic for each w a v e form is repres ente d b y its sy m bol ic ac ron y m. each corresp ond in g sw itc h in g time is define d in t able 9. f i gure 4: module timing diagram note: onl y one v i d eo outpu t is sh ow n because all four v i deos hav e ident ical electri c al chara c te ristic s. the only phy sical diffe rence be tw een the outputs i s in the se ctio n 4 outpu t, vout4. se ctio n 4 ha s o n ly six sen s or chip s; he nc e, i t s a c tiv e scan i s shor ter by 64 pix e ls (see figur e 4) . table 9: timing s y mbol?s de finitions and timing values item sy mbo l min. ty p . max. units clock cy cle time to 0.20 4.0 s clock pulse w i dth tw 50 ns clock duty c y cle 25 75 % prohibit crossing time of start pulse (1 ) tprh 0 ns data setup time tds 20 ns data hold time tdh 0 ns signal delay time tdl 20 ns signal settling time tsh 100 ns note: (1) "prohibi t cro ssi ng o f star t pul se" is u s e d to indi ca te that th e start p u lse shou l d not be a c tiv e high betw een any t w o con s e cu tiv e clo ck p u lse s ; spe c i f ical ly , betw een tw o conse c u t iv e low going clock pul se s ( s ee the figure 4 ) . all falling clo c k e dges un der an a c tive high star t pul se lo ad the i ntern a l shift register , there f ore the start pulse must be a c tiv e ov er onl y one falling clo ck edg e. a h i gh sta r t pul se ov er all rising clock edg es is igno red by the shift r egi ster. on e simple w a y to ensure that the start pul se w ill not be activ e l y hig h during tw o conse c utiv e falling clo c k edges is to genera t e the star t pulse o n a rising clo ck ed ge and terminate i t on the follow i ng ri sing clo c k ed ge. 7 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 12.0 mechanical draw ing of the module f i gure 5 d epict s the isom etric sketch of the modu le h ous in g, sho w i n g the conn ector lo c a t i on, the ap pro x imat e ov eral l di mensi ons o f the modu le an d its gener al ge om etric la yo ut. it is not intend ed for use as a desig n referenc e. deta il ed dra w i ngs for the a m is-7102 0 5 / 206 modu les are a v aila bl e up on r equ est. f i gure 5: a m i s - 710205/ 206 mo dule mechanical overview 8 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
AMIS-710205-a4/amis-710206-a4: 200dpi cis modul es data sheet 13.0 company or product inquiries for more infor m ation abou t ami semiconductor, our techn o lo g y an d our prod uct, visit our w eb site at: http:// w w w . amis.com north americ a t e l: + 1 .208.23 3.469 0 f a x: + 1 .208.2 3 4 .679 5 europe t e l: + 32 (0) 55.33.22.1 1 f a x: + 32 (0) 55 .31.81.1 2 pr oducti on t e c hni cal d a ta - t h e i n for m a t i on contai ned i n t h i s doc u men t a ppl i e s t o a pr o d uct i n pr oduc ti on. am i semi c ond uctor an d it s su b s id ia rie s (?a mi s ?) ha v e m a de e v e r y e f f o rt to e n s u re that the i n f o r m ati on i s accur a te an d r e l i abl e. h o w e v e r , the ch ar act e r i sti cs and sp eci f i c ati o ns o f the pr o d uct ar e s u bj ect to c h ang e w i tho u t n o ti ce and th e i n for m ati o n i s pr ov i ded ? a s is? w i thout w a r r anty of any ki nd ( e x p r e ss or i m pl i ed) . c u s t om er s ar e adv i s ed to obtai n th e l a t e st v e r s i on o f r e l e v ant i n for m a t i o n to v e r i f y that dat a b e ing r e lied on is th e mos t cur r ent an d co mple te. am is r e ser v es the r i g h t to di sconti n ue pr oduc ti on a nd ch ang e s peci f i c ati o ns an d pr i c es at any ti me and w i thout n o ti ce. pr oduc ts sol d by am is ar e c o v e r e d by the w a r r anty and pat e nt i n de mni f i c ati on pr ov i s ions a p p ear i n g i n i t s t e r m s o f sal e onl y . am i s m a kes no oth e r w a r r anty , ex pr ess or i m pl i e d, a n d di scl ai m s t h e w a rra n t ie s of no n i nf rin gem e n t, m e rcha n t a b ility , o r f i tn e s s for a par ti cul a r p u r pos e. am i se mi con duct o r ' s pr oduc ts ar e i n te nde d f o r use i n or di n a r y comm er ci al ap pl i c ati o ns. these pr od uc ts ar e n o t d e si g n ed, aut hor i z e d, or w a r r anted to be s u i t abl e f o r use i n l i fe- s upp or t sy stems or ot her cr i t i c al a p p l i c ati ons w her e mal f u n cti on may caus e p e r s onal i n j u r y . incl usi o n o f am is pr o d u cts i n su ch ap pl i c ati o ns i s un de r s tood to be ful l y at the custo m er ? s r i sk. a ppl i c ati ons r e q u i r i n g ex tend ed t e m per at ur e r a ng e, oper ati on i n un usu a l e n v i r onment a l co ndi ti on s, or hi g h r e l ia b ility , such a s m ilita r y o r m e d i ca l life - su p p o r t, a r e specif ica lly not r e c o m m e n d ed w i thout addi ti onal pr ocessi ng by am is f o r suc h a p pl i c ati o ns. c o py r i g h t ? 20 06 am i se mi co nd uctor , i n c. 9 a m i se m i co nd uc t o r ? aug. 06, m-20608 -001 www.amis.com
|
