1/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b contact image sensor heads for narrow-width scanners lsh1004-ab10a compatible with a6 size media, feature a dual-arch structure, allowing straight pass reading (both-directions). in addition, th ey are compact, measuring only 119.5mm in length. ? applications check readers, card scanners, and a va riety of other image input devices. ? features 1) signal amplifier integrated into each sens or ic in order to eliminate external noi se ; compatible with 3.3v interface. 2) led light source mounted on the same subs trate as the sensor chip itself, resulti ng in a more compact, lightweight package. 3) proprietary prism maintains a uniform output signal. 4) ceramic substrate used, ensuring excell ent dimensional and thermal stability. ? dimensions (unit : mm) pin no. signal paper feed direction (note 2) socket housing:il-z-9s-s125c3(jae) socket contact:il-z-c3-a-15000(jae) (note 1) deflection at the top of glass:0-0.25 projection to platen is positive. pin no. signal no.1 no.2 no.3 no.4 no.5 no.7 no.8 no.9 no.6 a o vref clk sp gnd v dd vled irled rled 12.5 0.05 2.5 2 0.05 (depth 1) 60 0.3 29.75 0.3 no.1 pixel c l a 3.96 0.5 109.7 (effectiv reading width :100) 119.5 0.3 5.5 0.3 (12.9) no.1 no.9 max. 1.5 15.5 1 25 1 (3.8) max.2 5 0.1 10.7 0.4 17.5 0.25
2/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b data sheet lsh1004-ab10a ? characteristics parameter slt clk 100 100 432 3.3 0.4 2 4 0.5 0.25 0.8 0.2 5 to 45 mm dpi dots v ms / line mhz v v v c symbol typ. unit vrmin. vrmax. ? ? ? ? vod v dd effective scanning width primary scan dot density total dot number power supply voltage scanning speed clock frequency maximum dynamic range minimum dynamic range dark output operating temperature ? pin assignments clk circuit ao no. analog output reference voltage clock ground power supply led ground led power supply 1 2 3 4 5 6 7 o i i i i i i / o functions vref v dd vled 8i irled led ground 9i rled start pulse i sp gnd
3/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b data sheet lsh1004-ab10a ? timing chart (a) clk timing chart thold tsetup 50% 50% 50% 50% 50% 1/fclk twclk twclk ts clk sp ao 1pixel 2pixel (b) data output timing chart after turning on the sp pulse, the analog output shape st arts from the setting up point of 65 clock pulse. note) output blank part cannot be used as the analog output standard level. clk sp ao 1 2 64 65 66 v ref output period (64pixels) analog output period 1 to 64 pixels 1 to 432pixels
4/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b data sheet lsh1004-ab10a ? inner circuit v dd gnd sp ao clk 1 f 4 1 f 2 100k 432 v dd v ref 1 analog memory circuit v led b gnd g gnd r gnd ? peripheral circuit ? please adjust the value of resistance to fit your interface circuit. c3 c1 r1 r2 gnd led gnd c1 c4 c2 ? r1=r2=100 c1=47 f, c2=100pf c3=100 f, c4=0.1 f vled 7 v dd 6 sp 4 clk 3 5 ao 1 vref 2 r 9 ir 8 contact image sensor heads
r 1 120 a ww w .rohm.com ? 20 1 1 rohm co., ltd. all rights reserved. notice rohm customer support system http://ww w . r ohm.com/contact/ thank you for your accessing to rohm p r oduct informations. mo r e detail p r oduct informations and catalogs a r e available, please contact us. notes
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