TDA8192 Datasheet (ST Microelectronics) - MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV

TDA8192, MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV

The demodulated IF signal is always available at a low impedance output.

PIN CONNECTIONS IF/AM INPUT AMPLIFIED AGC (BYPASS) 1st STAGE OUTPUT AM/FM SWITCH 2nd STAGE INPUT 2nd STAGE OUTPUT AGC BYPASS REFERENCE VOLTAGE (+6V) VOLUME CONTROL INPUT AUDIO OUTPUT (0 to 1 V RMS) 1 2 3 4 5 6 7 8 9 10 20 19

TDA8192 MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV .

A 2-STAGE GAIN CONTROLLED AMPLIFIER, PROVIDING COMPLETE IF GAIN ; (AM SECTION) A PEAK DETECTOR AND INTEGRATION WHICH PROVIDES AGC-VOLTAGE ; (AM SECTION) A 6-STAGE LIMITING AMPLIFIER FOLLOWED BY A SYNCHRONOUS DEMODULATOR AND DEEMPHASIS NETWORK ; (FM SECTION) AN AUDIO PREAMPLIFIER A CIRCUIT PROVIDING AM/FM SWITCHING AND MUTE FACILITIES AN EXTERNAL AUDIO INPUT CIRCUIT WITH SWITCHING FACILITIES TO DELIVER EITHER THE DEMODULATED