This document is a data sheet for the SAA5x9x series of economy TV microcontrollers. It describes the features, functions and usage of the products in this series.
The document describes the SAA529x, SAA529xA, and SAA549x families of economy teletext and TV microcontrollers. These devices are derivatives of the Philips industry-standard 80C51 microcontroller, designed for use as the central control mechanism in television receivers.
| Power Supply Voltage | +5 V |
|---|---|
| Microcontroller Core | 80C51 |
| ROM Sizes | 16/32/64 kbyte |
| RAM Sizes | 256/768/1280 bytes |
| PWM Outputs (TV) | Eight 6-bit outputs |
| PWM Output (Tuner) | One 14-bit output |
| ADC Channels | Four 8-bit channels |
| Teletext Lines | 525-line and 625-line |
For SAA5290, SAA5291, and related devices, the typical current is 35 mA.
Yes, SAA529xA and SAA549x devices include Wide Screen Signalling bit decoding.