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Si4731-D50 - BROADCAST AM/FM RADIO RECEIVER

Download the Si4731-D50 datasheet PDF. This datasheet also covers the Si4730-D50 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.

Description

Mobile Internet Devices Tablets USB FM radio

The Si4730/31-D50 is the fourth generation digtial CMOS AM/FM radio receiver IC from Silicon Labs.

The Si4730/31-D50 integrates the complete tuner function from antenna input to audio output.

Features

  • Worldwide FM band support (64.
  • 108 MHz).
  • Worldwide AM band support (520.
  • 1710 kHz).
  • Excellent real-world performance.
  • Integrated VCO.
  • Advanced AM/FM seek tuning.
  • AM/FM digital tuning.
  • Automatic frequency control (AFC).
  • Automatic gain control (AGC).
  • Digital FM stereo decoder.
  • Programmable AVC max gain.
  • Programmable de-emphasis.
  • Seven selectable AM channel filters.
  • Advanced audio processing.
  • No manual alignment.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (Si4730-D50-SiliconLaboratories.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
Si4731 BROADCAST AM/FM/SW/LW RADIO RECEIVER Skyworks
Si4730 BROADCAST AM/FM/SW/LW RADIO RECEIVER Skyworks
Si4730EY Current Sensing MOSFET Vishay
Si4734 BROADCAST AM/FM/SW/LW RADIO RECEIVER Skyworks
Si4735 BROADCAST AM/FM/SW/LW RADIO RECEIVER Skyworks

Other Datasheets by Silicon Laboratories

Part Number Description
Si4731-D60 BROADCAST AM/FM/SW/LW RADIO RECEIVER
Si4731-B20 BROADCAST MULTI-BAND RADIO RECEIVER
Si4731-B20 BROADCAST AM/FM RADIO RECEIVER
Si4730-B20 BROADCAST MULTI-BAND RADIO RECEIVER
Si4730-B20 BROADCAST AM/FM RADIO RECEIVER

Full PDF Text Transcription

Click to expand full text
Si4730/31-D50 BROADCAST AM/FM RADIO RECEIVER Features  Worldwide FM band support (64–108 MHz)  Worldwide AM band support (520–1710 kHz)  Excellent real-world performance  Integrated VCO  Advanced AM/FM seek tuning  AM/FM digital tuning  Automatic frequency control (AFC)  Automatic gain control (AGC)  Digital FM stereo decoder  Programmable AVC max gain  Programmable de-emphasis  Seven selectable AM channel filters  Advanced audio processing  No manual alignment necessary  Programmable reference clock  Volume control  Adjustable soft mute control  RDS/RBDS processor (Si4731 only)  I2S digital audio out  2-wire and 3-wire control interface  Integrated LDO regulator  Wide range of ferrite loop sticks and air loop antennas supported  QFN package  RoHS compliant  No
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