INTEGRATED CIRCUITS
DATA SHEET
TDA1597 IF amplifier/demodulator for FM radio receivers
Product specification Supersedes data of May 1994 File under Integrated Circuits, IC01 1997 Feb 27
Philips Semiconductors
Product specification
IF amplifier/demodulator for FM radio receivers
FEATURES • Balanced limiting amplifier • Balanced coincidence demodulator • Two open-collector stop pulse outputs for microcomputer tuning control • Simulated behaviour of ratio detector (internal field strength and detuning dependent
voltage for dynamic AF signal muting) • Mono/stereo blend field strength indication control
voltage • AFC output • 3-state mode switch for FM-MUTE-ON, FM-MUTE-OFF and FM-OFF • Internal...