Low Power NTSC/PAL/SECAM Video Decoder with VBI Slicer

Features

Video Decoder

NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60), SECAM support with

automatic format detection

Software selectable analog inputs allow any of the following combinations, e.g. 4 CVBS or (3

CVBS and 1 Y/C).

Built-in analog anti-alias filter

Two 10-bit ADCs and analog clamping circuit

Fully programmable static gain or automatic gain control for the Y channel

Programmable white peak control for the Y channel

4-H adaptive comb filter Y/C separation

PAL delay line for color phase error correction

Image enhancement with peaking and CTI.

Digital sub-carrier PLL for accurate color decoding

Digital Horizontal PLL for synchronization processing and pixel sampling

Advanced synchronization processing and sync detection for handling non-standard and weak

signal

Programmable hue, brightness, saturation, contrast, and sharpness.

Automatic color control and color killer

Chroma IF compensation

ITU-R 601 or ITU-R 656 compatible YCbCr(4:2:2) output format

VBI slicer supporting industrial standard data services

VBI data pass through, raw ADC data output

Video Scaler

High quality horizontal filtered scaling with arbitrary scale down ratio

Phase accuracy better than 1/32 pixel

Programmable output cropping



Miscellaneous

Two wire MPU serial bus interface

Support Real Time Control interface

Power save and Power down mode

Typical power consumption <100mW

Single 27MHz crystal for all standards

Supports 24.54MHz and 29.5MHz crystal for high resolution square pixel format decoding

3.3V tolerant I/O

1.8V/3.3 V power supply

44 pin LQFP, 48 pin QFN package