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Si4738-B20 - BROADCAST WEATHER BAND RADIO RECEIVER

Download the Si4738-B20 datasheet PDF (Si4736-B20 included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for broadcast weather band radio receiver.

Description

The Si4736/37/38/39 is the first digital CMOS AM/FM/WB radio receiver IC that integrates the complete tuner function from antenna input to audio output.

Features

  • NOAA weather band support (162.4.
  • No manual alignment necessary 162.55 MHz).
  • Programmable reference clock.
  • Worldwide FM band support.
  • Volume control (76.
  • 108 MHz).
  • Programmable soft mute control.
  • Worldwide AM band support.
  • Programmable de-emphasis (520.
  • 1710 kHz) (Si4736/37 only).
  • RDS/RBDS processor (Si4737/39.
  • 1050 Hz alert tone detection only).
  • Excellent real-world performance.
  • Optional digital a.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (Si4736-B20-SiliconLaboratories.pdf) that lists specifications for multiple related part numbers.

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Full PDF Text Transcription

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Si4736/37/38/39-B20 BROADCAST WEATHER BAND RADIO RECEIVER NC3d6e/d3f7o/r38N/e3w9-DCe4s0igns GPO1 GPO2/INT GPO3/DCLK Features  NOAA weather band support (162.4–  No manual alignment necessary 162.
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