SAA7121 Datasheet - NXP

SAA7121 Digital Video Encoder (ConDENC)

The SAA7120; SAA7121 encodes digital YUV video data to an NTSC or PAL CVBS or S-Video signal. The circuit accepts CCIR compatible YUV data with 720 active pixels per line in 4 : 2 : 2 multiplexed formats, for example MPEG decoded data. It includes a sync/clock generator and on-chip DACs. MIN. 3.1 3.

SAA7121 Features

* Monolithic CMOS 3.3 V (5 V) device

* Digital PAL/NTSC encoder

* System pixel frequency 13.5 MHz

* Accepts MPEG decoded data on 8-bit wide input port; input data format Cb-Y-Cr (CCIR 656), SAV and EAV

* Three DACs for Y, C and CVBS, two times oversampled with

SAA7121_PhilipsSemiconductors.pdf