LM9831 42-Bit Color 1200dpi USB Image Scanner October 1999 N LM9831 42-Bit Color, 1200dpi USB Image Scanner General Description The LM9831 is a complete USB image scanner system on a single IC.
The LM9831 provides all the functions (image sensor control, illumination control, analog front end, pixel processing function image data buffer/DRAM controller, microstepping motor controller, and USB interface) necessary to create a high performance color scanner.
The LM9831 scans images in 42 bit color/14 bit gray, and has output data formats for 24 bit color/8 bit gray.
The LM9831 supports sensors with pixel counts of up to 16384 pixels x 3 colors (1200 dpi x 13.
6 inches).
The LM9831’s low ope...

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