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Si4735-B20 - BROADCAST AM/FM/SW/LW RADIO RECEIVER

General Description

The Si4734/35 is the first digital CMOS AM/FM/SW/LW radio receiver IC that integrates the complete tuner function from antenna input to audio output.

Ordering Information: See page 31.

Key Features

  • Worldwide FM band support.
  • No manual alignment necessary (64.
  • 108 MHz).
  • Adjustable channel filters.
  • Worldwide AM band support.
  • EN55020 complaint (520.
  • 1710 kHz).
  • Programmable reference clock.
  • SW band support (2.3.
  • 21.85 MHz).
  • Digital volume control.
  • LW band support (153.
  • 279 KHz).
  • Adjustable soft mute control.
  • Excellent real-world performance.
  • RDS/.

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Other Datasheets by Silicon Laboratories

Part Number Description
Si4735-D60 BROADCAST AM/FM/SW/LW RADIO RECEIVER
Si4730-B20 BROADCAST MULTI-BAND RADIO RECEIVER
Si4730-B20 BROADCAST AM/FM RADIO RECEIVER
Si4730-D50 BROADCAST AM/FM RADIO RECEIVER
Si4730-D60 BROADCAST AM/FM/SW/LW RADIO RECEIVER

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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Si4734/35-B20 BROADCAST AM/FM/SW/LW RADIO RECEIVER Features „ Worldwide FM band support „ No manual alignment necessary (64–108 MHz) „ Adjustable channel filters „ Worldwide AM band support „ EN55020 complaint (520–1710 kHz) „ Programmable reference clock „ SW band support (2.3–21.85 MHz) „ Digital volume control „ LW band support (153–279 KHz) „ Adjustable soft mute control „ Excellent real-world performance „ RDS/RBDS processor (Si4735 only) „ Freq synthesizer with integrated VCO „ Optional digital audio out (Si4735 only) „ Automatic frequency control (AFC) „ 2-wire and 3-wire control interface „ Automatic gain control (AGC) „ 2.7 to 5.