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TDA1576 - FM/IF amplifier/demodulator

General Description

The TDA1576 is a monolithic integrated FM/IF amplifier circuit for use in mono and stereo FM-receivers of car radios or home sets.

MAX.

3 dB before limiting +80 ORDERING INFORMATION TYPE NUMBER TDA1576 1998 No

Key Features

  • Symmetrical limiting IF amplifier.
  • Symmetrical quadrature demodulator.
  • Internal muting circuit.
  • Symmetrical AFC output.
  • Field strength indication output.
  • Detune detector.
  • Reference voltage output.
  • Electronic smoothing of the supply voltage.
  • Standby on/off switching circuit. QUICK.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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INTEGRATED CIRCUITS DATA SHEET TDA1576 FM/IF amplifier/demodulator circuit Product specification Supersedes data of March 1985 File under Integrated Circuits, IC01 1998 Nov 18 Philips Semiconductors Product specification FM/IF amplifier/demodulator circuit FEATURES • Symmetrical limiting IF amplifier • Symmetrical quadrature demodulator • Internal muting circuit • Symmetrical AFC output • Field strength indication output • Detune detector • Reference voltage output • Electronic smoothing of the supply voltage • Standby on/off switching circuit. QUICK REFERENCE DATA fo = 10.7 MHz; ∆f = ±22.5 kHz; fm = 400 Hz; QL = 20; 50 µs de-emphasis. SYMBOL VP IP ViIF(rms) PARAMETER supply voltage (pin 1) supply current input sensitivity (RMS value) VP = 8.