SAA7187 Description
The SAA7187 encodes digital YUV video data to an NTSC, PAL CVBS or S-Video signal. The circuit accepts differently formatted YUV data with 640 or 768 active pixels per line. It includes a sync/clock generator and on-chip Digital-to-Analog Converters (DACs).
SAA7187 Key Features
- CMOS 5 V device
- Digital PAL/NTSC encoder
- System pixel frequency selectable for 12.27 MHz (60 Hz fields) or 14.75 MHz (50 Hz fields)
- 24-bit wide YUV input port or
- 16-bit wide YUV input port or
- Input data format Cb, Y, Cr, etc. (CCIR 656)
- I2C-bus control port
- MPU parallel control port
- Encoder can be master or slave
- Programmable horizontal and vertical input synchronization phase