1/3 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b contact image sensor heads for narrow-width scanners LSH3004-AA10A equipped with the sensor chips that have built-in analog memory, th is compact color contact image sensor heads is suitable for any scanning applications that require rapi d scanning of widths of up to a6. it best fits into the photo graphic applications. ? applications check readers, card scanners, and a va riety of other image input devices. ? features 1) by integrating the signal amplifier on the sensor chip, external noise is shut out. additionally, newly developed analog memory circuit and realizes high speed scanning. 2) the led light source is mounted on t he same substrate as the sensor chip which makes it possible to package the device with lighter weight and an extremely small size. 3) with the proprietary prism(reflectors), the output signal is maintained uniformly. 4) the ceramic substrate is used for excellent dimensional accuracy and thermal stability. variation and maximize the image re-productivity. ? dimensions (unit : mm) 2.5 (10.4) max. 1.5 103(effective reading width:103) (3.8) max.2 pin no. pin no. signal signal no.1 no.2 no.3 no.4 no.5 no.6 no.7 ao gnd si clk v dd gled a l c no.7 no.1 no.1 pixel vled note) deflection at the top of glass : 0 to 0.25 projection to platen is positive socket housing : il-z-7s-s125c3(jae) socket contact : il-z-c3-a-15000(jae) 119.5 0.3 + ? 0.25 17.5 + ? 12.5 0.05 + ? 25 1 + ? 15.5 1 + ? 5 0.1 + ? 2 0.05 + ? 10.36 0.4 + ? 0.3 5.5 + ? 5.5 0.3 + ? depth1
2/3 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b data sheet LSH3004-AA10A ? characteristics parameter slt clk 103 300 1216 5 0.5 2.5 0.5 0.25 1.0 0.4 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 ground serial-in clock power supply led ground led power suppl y 1 2 3 4 5 6 7 o i i i i i i i / o functions gnd g-led v-led sl v dd ? timing chart (a) clk timing chart ts thold tsetup twl 1/fclk c lk twh 0 1 11 12 13 s i a o 1 pixel 2 pixel fig.1 tpd
3/3 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.03 - rev.b data sheet LSH3004-AA10A (b) data output timing chart after turning on the si pulse, the analog output shape st arts from the setting up point of 12 clock pulse. c lk 01 note) output blank part cannot be used as tha analog output standard level. 10 12 14 16 s i a o ? inner circuit v dd g nd a o s i c lk v led g led 1216 bit shift register 0.1 f 3 1 121 6 fig.2
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