TDA4557
TDA4557 is Multistandard decoder manufactured by NXP Semiconductors.
INTEGRATED CIRCUITS
DATA SHEET
TDA4557 Multistandard decoder
Product specification File under Integrated Circuits, IC02 March 1991
Philips Semiconductors
Product specification
Multistandard decoder
GENERAL DESCRIPTION The TDA4557 is a monolithic integrated multistandard colour decoder for the PAL, SECAM, NTSC 3.58 MHz and NTSC 4.43 MHz standards. Features
Chrominance part
- Gain controlled chrominance amplifier for PAL, SECAM and NTSC
- ACC rectifier circuits (PAL/NTSC, SECAM)
- Burst blanking (PAL) in front of 64 µs glass delay line
- Chrominance output stage for driving the 64 µs glass delay line (PAL, SECAM)
- Limiter stages for direct and delayed SECAM signal
- SECAM permutator...
