DESCRIPTION

The WM8146 is a 12-bit analogue front end/digitiser IC, which processes and digitises the analogue output signals from linear CCD sensors at pixel sample rates of up to 6MSPS.

FEATURES

• No missing codes guaranteed

• 6MSPS sample rate

• Colour pixel by pixel or line by line sampling

• Monochrome sampling

• Selectable reset level clamp voltage

• Pixel by pixel or line by line clamping

• Correlated double sampling

• 5-bit programmable gain amplifier

• 8-bit + sign offset adjustment

• 5V or 3.3V digital interface compatibility

• Serial control interface

• 28-pin SOIC package

APPLICATIONS

• Flatbed scanners

• Multi-function peripherals

• Copier scanners

• CCD sensor interfaces