GENERAL DESCRIPTION

The XRD9827 is a complete linear CIS or CCD sensor signal processor on a single monolithic chip. The XRD9827 includes a high speed 12-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

• 12-Bit Resolution, No Missing Codes

• One-channel 6MSPS Pixel Rate

• Triple-channel 2MSPS 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

• 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