Description

The CS4952/3 provides full conversion from YCbCr or YUV digital video formats into NTSC & PAL Composite and Y/C (S-video) analog video. Input formats can be 27 MHz 8-bit YUV, 8-bit YCbCr, or CCIR656 with support for EAV/SAV codes. Output video can be formatted to be compatible with NTSC-M, or PAL B,D,G,H,I,M,N, and Combination N systems. Also supported is NTSC line 21 and line 284 closed captioning encoding.

Features

● Simultaneous composite and S-video output
● Supports RS170A and CCIR601 composite
output timing
● Multi-standard support for NTSC-M, PAL (B, D,
G, H, I, M, N, Combination N)
● Optional progressive scan @ MPEG2 field rates
● CCIR656 input mode supporting EAV/SAV
codes and CCIR601 Master/Slave input modes
● Stable color subcarrier for MPEG2 systems
● NTSC closed caption encoder with interrupt
● Supports Macrovision copy protection in
CS4953 version
● lHost interface configurable for parallel or I2C
compatible operation
● lGeneral purpose input and output pins
● lIndividual DAC power-down capability
● lOn-chip voltage reference generator
● lOn-chip color bar generator
● l+5 volt only, CMOS, low power modes, tri-state
DACs