GENERAL DESCRIPTION

The SAA4974H is a video processing IC providing a digital YUV 4 : 1 : 1 input interface, analog YUV output, video enhancing features, memory controlling and an embedded 80C51 microprocessor core. It is applicable especially for field rate up-conversion (50 to 100 Hz or 60 to 120 Hz) in cooperation with a 2.9 Mbit field memory.

FEATURES

• Field rate up-conversion (50 to 100 Hz or 60 to 120 Hz)

• 4 : 1 : 1 digital input

• Digital Colour Transient Improvement (DCTI)

• Digital luminance peaking

• Triple 10-bit Digital-to-Analog Converter (DAC)

• Memory controller

• Embedded microprocessor

• 16 kbyte ROM

• 256 byte RAM

• I2C-bus interface

• Synchronous No parity Eight bit Reception and Transmission (SNERT) interface.