The TDA5931 is a monolithic integrated circuit originally manufactured by Philips (now NXP), designed primarily as an interface for TV tuners and PLL (Phase-Locked Loop) control systems

TDA6600 IC
TV Stereo Decoder with Matrix Preliminary Data

TDA7250 IC

Stereo audio power amplifier (2 channels).

TDA7263 IC 12+12W STEREO AMPLIFIER WITH MUTING