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Showing posts with the label demodulators FM

Dual channel TV FM intercarrier sound demodulator

General Description: The TDA9821 is a monolithic, integrated, TV FM intercarrier sound demodulator for all FM standards. The circuit contains two separate FM demodulators using Phase Locked Loop (PLL) reference frequency generation. The circuit requires a minimum number of  external components. Circuit Diagram: Datasheet for TDA9821:Download

AM/FM TUNER FOR CAR RADIO AND HIFI APPLICATIONS

General Description:
The TDA 7511 is a high performance tuner circuit for AM/FM car radio. It contains mixers, IF amplifiers, demodulators for AM and FM, quality detection, ISS filter and PLL synthesizer with IF counter on a single chip.
Circuit Diagram:

Datasheet for TDA7511:Download