Philips AN7183
The SAA7182; SAA7183 encodes digital YUV video data to an NTSC, PAL, SECAM CVBS or S-Video signal and also RGB. The circuit accepts CCIR compatible YUV data with 720 active pixels per line in 4 : 2 : 2 multiplexed formats, for example MPEG decoded data.FEATURES
● CMOS 5 V device● Digital PAL/NTSC/SECAM encoder
● System pixel frequency 13.5 MHz
● Accepts MPEG decoded data on 8-bit wide input port. Input data format Cb, Y, Cr etc. or Y and Cb, Cr on 16 lines (“CCIR 656”)
● Three DACs for CVBS, Y and C operating at 27 MHz with 10-bit resolution
● Three DACs for RGB operating at 27 MHz with 9-bit resolution, RGB sync on CVBS and Y
● CVBS, Y, C and RGB output simultaneously
● Closed captioning and teletext encoding including sequencer and filter
● On-chip YUV to RGB matrix
● Fast I2C-bus control port (400 kHz)
● Encoder can be master or slave
● Programmable horizontal and vertical input synchronization phase
● Programmable horizontal sync output phase
● Internal Colour Bar Generator (CBG)
● Overlay with Look-Up Tables (LUTs) 8 × 3 bytes
● Macrovision Pay-per-View protection system as option, also used for RGB output This applies to SAA7183 only. The device is protected by USA patent numbers 461603, 4577216 and 4819098 and other intellectual property rights.