TDA3845 Datasheet - NXP

TDA3845 Quasi split-sound circuit and AM demodulator

The TDA3845 is a quasi split-sound IF circuit which is designed to provide high performance television FM/AM sound. QUICK REFERENCE DATA SYMBOL VP1 VP2 IP V1-16(RMS) V12-13(RMS) (S +W)/W pin 14 pin 11 (not for TDA3845T) supply current minimum IF input voltage (RMS value) IF control range intercarri.

TDA3845 Features

* Power supply from 5 V (200 mW) to 8 V source also an alternative 12 V source (12 V not for TDA3845T)

* Gain controlled wideband IF amplifier (AC coupled with three stages)

* High precision internal 90° phase shifter for quadrature demodulator

* Amplitude detector fo

TDA3845_PhilipsSemiconductors.pdf