Si4796x Automotive Dual Receivers


High-performance Automotive Dual AM/FM Radio Receiver and HD-Radio™/DAB/DAB+/DMB/DRM Tuner, automotive qualified AEC-Q100.



  • Dual worldwide FM band support (64–108 MHz)
  • Dual worldwide AM band support (520– 1710 kHz)
  • Dual LW band support (144–288 kHz)
  • Dual SW band support (2.3–30 MHz)
  • Dual DAB/DAB+/DMB support (Si47962 only) (168–240 MHz)
  • NOAA Weather Band support
  • On-chip RDS/RDBS
  • 1.8 V or 3.3 V digital IO power supplies
  • 3.3 V analog power supply and 1.8 V digital power supply
  • QFN 56-pin, 8x8x0.85 mm
  • Pb-free/RoHS compliant
  • AEC-Q100 qualified (A-grade devices)


  • Comprehensive AM/FM signal processing firmware
  • Integrated active AM/FM buffers for background/data tuners
  • Analog FM phase diversity with two tuners

DRM30/DRM+ (Si47962 and Si47967)

  • Digital I/Q interface to DRM processor
  • Fully integrated AGCDRM detect

Dual DAB/DAB+/DMB (Si47962 only)

  • Digital I/Q interface to DAB/DAB+/DMB processor
  • DAB/DAB+/DMB MRC with two tuners
  • Integrated active Band III buffers for background/data tuners

HD Radio (Si47961 and Si47962)

  • Digital I/Q interface to HD RadioProcessor
  • HD Radio MRC with two tuners

Si4796x Product Matrix

Part Number Data Short FM FM Diversity AM SW LW WB RDS DRM30/DRM+ HD Radio DAB/DAB+
Yes Yes Yes Yes Yes Yes Yes No Yes No
Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Yes Yes Yes Yes Yes No Yes Yes No No
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