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SI47952

Automotive AM/FM/DAB Radio Tuner

The SI47952 is a automotive am/fm/dab radio tuner from Skyworks Solutions. View the full SI47952 datasheet below including key specifications.

SI47952 shares its datasheet with SI47951A2GE2AM, whose page lists every part number it covers.

Official SI47952 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Skyworks Solutions

Category

Automotive AM/FM/DAB Radio Tuner

Package

QFN-56 8x8mm

SI47952 Key Specifications

ParameterValue
AM Band520 kHz to 1710 kHz
FM Band64 MHz to 108 MHz
LW Band144 kHz to 288 kHz
SW Band2.3 MHz to 30 MHz
Pin Pitch0.5 mm
Audio Outputs2 analog, 2 digital I2S
QualificationAEC-Q100 (A-grade parts)
Digital IO Supply1.8 V or 3.3 V
Package Dimensions8 x 8 x 0.85 mm
Analog Supply Voltage3.3 V
Digital Supply Voltage1.8 V
DAB/DAB+/DMB Band (Si47952 Only)170 MHz to 240 MHz

SI47952 Overview

Part: Si47951/52 — Skyworks Solutions, Inc.

Type: Automotive AM/FM Radio Receiver and Digital Radio Tuner

Description: Highly integrated automotive broadcast radio tuner supporting AM/FM, LW, SW, NOAA, and digital radio standards (HD Radio, DAB/DAB+/DMB, DRM) with digital I/Q interfaces and integrated audio outputs.

Operating Conditions:

  • Analog power supply: 3.3 V
  • Digital power supply: 1.8 V
  • Digital I/O power supply: 1.8 V or 3.3 V

Key Specs:

  • FM frequency range: 64–108 MHz
  • AM frequency range: 520–1710 kHz
  • LW frequency range: 144–288 kHz
  • SW frequency range: 2.3–30 MHz
  • DAB/DAB+/DMB frequency range (Si47952 only): 170–240 MHz (Band III)
  • Analog audio outputs: 2 channels
  • Digital audio ports: 2 (I2S)

Features:

  • On-chip soft-decision RDS/RDBS demodulator/decoder
  • Integrated active AM/FM and Band III buffers
  • Fully integrated AGC
  • Digital I/Q interface to HD Radio, DRM, and DAB/DAB+/DMB processors
  • DRM30/DRM+ detect and support (Si47952 only)
  • Integrated clock oscillator
  • Fast FM HD Radio and DAB/DAB+/DMB band scan
  • AEC-Q100 qualified (A-grade parts)

Applications:

  • OEM automotive infotainment systems
  • Aftermarket car radio systems

Package:

  • 56-pin QFN (8 × 8 × 0.85 mm, 0.5 mm pitch)

SI47952 Features

  • Worldwide FM band support (64-108 MHz)
  • Worldwide AM band support (520-1710 kHz)
  • LW band support (144-288 kHz)
  • DAB/DAB+/DMB support (Si47952 only) (170-240 MHz)
  • SW band support (2.3-30 MHz)
  • NOAA Weather band support
  • On-chip soft-decision RDS/RDBS demodulator/decoder
  • AM/FM
  • Comprehensive AM/FM signal processing firmware
  • Integrated active AM/FM buffers
  • Fully integrated AGC
  • HD Radio
  • Digital I/Q interface to HD Radio Processor
  • Fast FM HD Radio band scan
  • DRM30/DRM+ (Si47952 only)
  • DRM detect
  • Digital I/Q interface to DRM processor
  • Fully integrated AGC
  • DAB/DAB+/DMB (Si47952 only)
  • Digital I/Q interface to DAB/DAB+/DMB processor
  • Integrated active Band III buffer
  • Fast DAB/DAB+/DMB band scan
  • Fully integrated AGC for Band III
  • Two analog audio outputs
  • Two digital audio ports (I 2 S)
  • Integrated clock oscillator
  • 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 parts)

SI47952 Applications

  • OEM automotive infotainment systems
  • Aftermarket car radio systems

1

SI47952 Pin Configuration

Figure 1.1. Si47951-52 Pinout Diagram

2

SI47952 Package Information

Figure 2.2. 56-Pin QFN

3

4

Table 2.1. Package Dimensions

DimensionsMinNomMax
A0.800.850.90
A10.000.0350.05
b0.200.250.30
A30.203 REF0.203 REF0.203 REF
D8.00 BSC8.00 BSC8.00 BSC
e0.5 BSC0.5 BSC0.5 BSC
E8.00 BSC.8.00 BSC.8.00 BSC.
D26.306.406.50
E26.306.406.50
L0.350.400.45
K0.20--
aaa0.100.100.10
bbb0.100.100.10
ccc0.080.080.08
ddd0.100.100.10
eee0.100.100.10

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
SI47951A2GE1AMSkyworks Solutions56-VFQFN Exposed Pad
SI47951A2GE1AMRSkyworks Solutions56-VFQFN Exposed Pad
SI47951A2GE1GMSkyworks Solutions56-VFQFN Exposed Pad
SI47951A2GE1GMRSkyworks Solutions56-VFQFN Exposed Pad
SI47951A2GE2AMSkyworks Solutions56-VFQFN Exposed Pad
SI47951A2GE2AMRSkyworks Solutions56-VFQFN Exposed Pad

More datasheets

All Skyworks Solutions datasheets (33)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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