Description

The SAA7199WP is an electronic component model that falls under the IC Chips product category. It is a video encoder circuit capable of encoding digital baseband colour/video data into analog Y, C, and CVBS signals, including S-video. The circuit is designed to be used in both square pixel and consumer TV applications. It offers flexibility through programming facilities using either an MPU-bus or I2C-bus.

Specifications and features

- Monolithic integrated CMOS video encoder circuit
- Standard MPU (12 lines) and I2C-bus interfaces for controls
- Three 8-bit signal inputs PD7 to PD0 for RGB respectively YUV or indexed colour signals
- Square pixel and CCIR input data rates
- Band limited composite sync pulses
- Three 256 × 8 colour look-up tables (CLUTs) for gamma correction
- External subcarrier from a digital decoder (SAA7151B or SAA7191B)
- Multi-purpose key for real-time format switching
- Autonomous internal blanking
- Optional GENLOCK operation with adjustable horizontal sync timing and adjustable subcarrier phase
- Stable GENLOCK operation in VCR standard playback mode
- Optional still video capture extension
- Three suitable video 9-bit digital-to-analog converters
- Composite analog output signals CVBS, Y, and C for PAL/NTSC
- Line 21 data insertion possible

Application Scenarios

The SAA7199WP can be used in various applications such as:
- Consumer TVs
- Square pixel displays
- Video production
- Multimedia systems
- Video capture devices
- Video game consoles
- DVD players
- Set-top boxes
- And more

Comparison

- Flexible programming options
- Supports both square pixel and consumer TV applications
- Can be controlled via MPU-bus or I2C-bus
- Offers CLUTs for gamma correction
- Stable GENLOCK operation
- Supports PAL/NTSC composite analog output signals

- External subcarrier required for some functionalities
- Line 21 data insertion may not be supported in all applications