TEA6850

INTEGRATED CIRCUITS DATA SHEET TEA6850 IF filter / amplifier / demodulator for FM radio receivers Preliminary specification File under Integrated Circuits, IC01 July 1994 Philips Semiconductors Preliminary specification IF filter / amplifier / demodulator for FM radio receivers FEATURES Improved dynamic selectivity and sensitivity because of tunable IF filter Fully integrated, frequency matched FM demodulator High linearity Unweighted level detector output Soft mute MPX output for RDS and diversity Internal source selector. QUICK REFERENCE DATA SYMBOL VP IP DS200 supply voltage (pin 7) supply current (pin 7) dynamic selectivity for 200 kHz distance (EMF = 700 µV; filter bandwidth = 50 kHz) S/N THD VO Tamb signal-to-noise ratio (∆f = ±22.5 kHz; fm = 1 kHz) total harmonic distortion (∆f = ±75 kHz; fm = 1 kHz) AF output signal at pin 4 (RMS value) operating ambient temperature −40 − 180 200 − 0.3 61 67 PARAMETER 7 14 22 MIN. TYP. 8.5 17.5 27 GENERAL DESCRIPTION TEA6850 The TEA6850 is a monolithic bipolar integrated circuit for IF filtering, FM demodulation and level detection. Using IF filters tuned by the demodulated signal, dynamic selectivity and sensitivity are improved. MAX. 10 21 − UNIT V mA dB − 0.5 220 +85 dB % mV °C ORDERING INFORMATION EXTENDED TYPE NUMBER TEA6850H Note 1. SOT307-2; 1996 August 26. PACKAGE PINS 44 PIN POSITION QFP MATERIAL plastic CODE SOT307(1) July 1994 2 This text is here in white to force landscape pages to be rotated correc...