TDA9820 Datasheet (NXP) - Multistandard/dual channel TV FM intercarrier sound demodulator

TDA9820, Multistandard/dual channel TV FM intercarrier sound demodulator

TDA9820 The TDA9820 is a monolithic, integrated, multistandard 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.

TDA9820 Features

* Multistandard application for sound standards M, B/G, I and D/K

* Two alignment-free PLL FM demodulators

* Four-input source selector for one of the two FM demodulators

* Automatic second sound carrier mute

* Mono and dual channel application

* Low p