TDA9821 demodulator equivalent, dual channel tv fm intercarrier sound demodulator.
* Two alignment-free PLL FM demodulators
* Automatic second sound carrier mute
* Mono and dual channel application
* Low power consumption
* Few exter.
TDA9821
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 minim.
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