SAA5246A Overview
SAA5244A The Integrated VIP and Teletext (IVT1.1) is a teletext decoder (contained within a single-chip package) for decoding 625-line based World System Teletext transmissions. The teletext decoder hardware is based on a reduced function version of the device SAA5246 (IVT1.0). The Video Input Processor (VIP) section of the device uses mixed analog and digital designs for the data slicer and the display clock...
SAA5246A Key Features
- plete teletext decoder including page memory in a single 40-pin DIL package
- Single +5 V power supply
- Digital data slicer and display clock phase-locked loop reduces peripheral ponents to a minimum
- Both video and scan related synchronization modes are supported
- On board single page memory including extension packets for FASTEXT
- Single page acquisition system
- RGB interface to standard colour decoder ICs, push-pull output drive
- Data capture performance similar to SAA5231 (VIP2)
- Simple software control via I2C-bus
- Option for five national languages