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TDA7540B Key Features

  • VCO for world tuning range High performance fast PLL for RDS-System IF counter for FM and AM with search stop signal Qua
  • Wide and narrow AGC generation Mixer for 1st IF 10.7MHz, AM upconversion Mixer for 2nd IF 450kHz, AM downconversion Inte
  • Stereodecoder
  • 4 Pins description and connection diagrams
  • 5 Pin description
  • 5 Thermal data

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TDA7540B Description

The TDA7540 is a high performance tuner circuit for AM/FM car radio. It contains mixer, IF amplifier, demodulator for AM and FM, stereodecoder, quality detection, ISS filter and PLL synthesizer with IF counter on a single chip. Use of BICMOS technology allows the implementation of several tuning functions and a minimum of external ponents.