GENERAL DESCRIPTION

The ADV7202 is a video rate sampling codec.

It has the capability of sampling up to five NTSC/PAL/SECAM video I/P signals. The resolution on the front end digitizer is 12 bits; 2 bits (12 dB) are used for gain and offset adjustment. The digitizer has a conversion rate of up to 54 MHz.

FEATURES

Four 10-Bit Video DACs (4:2:2, YCrCb, RGB I/P

Supported)

10-Bit Video Rate Digitization at up to 54 MHz

AGC Control (±6 dB)

Front End 3-Channel Clamp Control

Up to Five CVBS Input Channels, Two Component YUV,

Three S-Video, or a Combination of the Above.

Simultaneous Digitization of Two CVBS Input Channels

Aux 8-Bit SAR ADC @ 843 kHz Sampling Giving up to

Eight General-Purpose Inputs

I2C Compatible Interface with I2C Filter

RGB Inputs for Picture-on-Picture of the RGB DACs

Optional Internal Reference

Power Save Mode

APPLICATIONS

Picture-on-Picture Video Systems

Simultaneous Video Rate Processing

Hybrid Set-Top Box TV Systems

Direct Digital Synthesis/I-Q Demodulation

Image Processing