SAA5290 Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET SAA5290 One page Economy Teletext/TV microcontroller Preliminary specification File under Integrated Circuits, IC02 February 1995 Philips Semiconductors Philips Semiconductors Preliminary specification One page Economy Teletext/TV microcontroller Features General - plete one page teletext decoder and TV microcontroller in a single 52-pin package - Eastern European, Western European and Turkish language variants covered in one device - Double size, double width and double height character capability for On-Screen Display (OSD) - Enhanced display Features including meshing and shadowing - Separate display and acquisition timing for increased flexibility - Minimum peripheral ponent count - 525 line and 625 line display synchronization - Standby mode through power-down of teletext and analog hardware. Microcontroller - 16 kbytes masked ROM (16 kbytes EEPROM variant for product development) - 256 bytes of on-chip RAM - Six 6-bit Pulse Width Modulators (PWM) and one 14-bit precision PWM - 4-bit Digital-to-Analog Converter (DAC) and parator with a 3-input multiplexer allowing implementation of 3 Analog-to-Digital Converters (ADC) in software - 2 high current (10 m A) open-drain outputs - Interrupt logic 0 triggered on rising and falling edges, providing pulse-width measurement for remote control decoding - Master and slave bit-level I2C-bus hardware. ORDERING INFORMATION PACKAGE TYPE NUMBER SAA5290ZP/nnn(1) SAA5290ZP/NVI(2) Notes 1. nnn is a three-digit number referencing the microcontroller program ROM mask. 2. I is a digit number referring to the language variant of the SAA5290ZP/NV. MEMORY NAME ROM EEPROM SDIP52 SDIP52 DESCRIPTION DESCRIPTION The SAA5290 is a single-chip one page teletext decoder and television control microcontroller. The device will decode 625-line based World System Teletext transmissions and provides television control functions and On-Screen Display (OSD) functions. The teletext decoder...