AM/FM stereo radio circuit
FEATURES • Wide supply voltage range: 1.8 or 2.1 to 12 V • Low current consumption: 15 mA at AM, 16 mA at FM • High selectivity with distributed IF gain • LED driver for stereo indication • High input sensitivity: 1.6 mV/m (AM), 2.0 uV (FM) for 26 d В S/N • Good strong signal behaviour: 10 V/m at AM, 500 mV at FM • Low output distortion: 0.8% at AM, 0.3% at FM • Signal level output • Soft mute • Signal dependent stereo • Designed for simple and reliable printed-circuit board layout • High impedance MOSFET input on AM. APPLICATIONS • Portable AM/FM stereo radio • Mini/midi receiver sets • Personal headphone radio. DESCRIPTION The TEA5711 is a high performance Bimos 1С for use in AM/FM stereo radios. All necessary functions are integrated: from AM and FM front-end to AM detector and FM stereo output stages.
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