GENERAL DESCRIPTION

The XRD9825 is a complete linear CIS or CCD sensor signal processor on a single monolithic chip. The XRD9825 includes a high speed 16-bit resolution ADC, a 6-bit Programmable Gain Amplifier with gain adjustment of 1 to 10, and 8-bit programmable input referred offset calibration range of 800mV.

FEATURES

▪ 16-Bit Resolution

▪ One-channel 12MSPS Pixel Rate

▪ Triple-channel 4MSPS Pixel Rate

▪ 6-Bit Programmable Gain Amplifier

▪ 8-Bit Programmable Offset Adjustment

▪ CIS or CCD Compatibility

▪ Internal Clamp for CIS or CCD AC Coupled Configurations

▪ No Missing Codes at 10MHz ADC Clock

▪ 3.3V or 5V Operation & I/O Compatibility

▪ Serial Load Control Registers

▪ Low Power CMOS: 200mW-typ

▪ Low Cost 20-Lead Packages

▪ USB Compliant

APPLICATIONS

▪ Color and Grayscale Flatbed Scanners

▪ Color and Grayscale Sheetfed Scanners

▪ Multifunction Peripherals

▪ Digital Color Copiers

▪ General Purpose CIS or CCD Imaging

▪ Low Cost Data Acquisition

▪ Simple and Direct Interface to Canon 600 DPI Sensors