DESCRIPTION
The TDA8222 is a video and sound IF circuit in Shrink DIP24 package for color and black and white TV sets. It is intended to operate with a negatively modulated vision carrier and frequency modulated sound carrier. It incorporates video and audio switches compatible with SCART european norm.

. 3 STAGE IF GAIN CONTROLLED AMPLIFIER
. SYNCHRONOUS VIDEO DEMODULATOR
. TOP SYNC AGC CIRCUIT
. WHITE AND BLACK NOISE INVERTER
. TUNER AGC OUTPUT FOR PNP TUNERS (suitable also for MOSFET tuners)
. ANALOG AFC
. FM DETECTOR
. AUDIO AND VIDEO SWITCHES COMPAT IBLE WITH SCART EUROPEAN NORM
. DC VOLUME CONTROL
. MUTE FUNCTION