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Si4738-C40 - BROADCAST AM/FM RADIO RECEIVER

Download the Si4738-C40 datasheet PDF. This datasheet also covers the Si4736-C40 variant, as both devices belong to the same broadcast am/fm radio receiver family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • NOAA weather band support.
  • AM/FM/WB digital tuning (162.4.
  • 162.55 MHz).
  • No manual alignment necessary.
  • Worldwide FM band support.
  • Programmable reference clock (64.
  • 108 MHz).
  • Volume control.
  • Worldwide AM band support.
  • Adjustable soft mute control (520.
  • 1710 kHz) (Si4736/37).
  • RDS/RBDS processor (Si4737/39).
  • 1050 Hz alert tone detection.
  • Optional digital audio out (Si4737/39).
  • Excellent real-world perfo.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (Si4736-C40-SiliconLaboratories.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Silicon Laboratories

Part Number Description
Si4738-B20 BROADCAST WEATHER BAND 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.

View original datasheet text
Si4736/37/38/39-C40 BROADCAST AM/FM RADIO RECEIVER Features  NOAA weather band support  AM/FM/WB digital tuning (162.4–162.55 MHz)  No manual alignment necessary  Worldwide FM band support  Programmable reference clock (64–108 MHz)  Volume control  Worldwide AM band support  Adjustable soft mute control (520–1710 kHz) (Si4736/37)  RDS/RBDS processor (Si4737/39)  1050 Hz alert tone detection  Optional digital audio out (Si4737/39)  Excellent real-world performance  2-wire and 3-wire control interface  Freq synthesizer with integrated VCO  Integrated LDO regulator  Advanced AM/FM seek tuning  2.0 to 5.5 V supply voltage (SSOP)  Automatic frequency control (AFC)  2.7 to 5.