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HD-Radio base-band receiver
  • active Active

The STA680 is an HD-radio base-band processor for car-radio applications. The STA680 functionality includes audio decompression and data processing, while multiple interfaces ensure flexible integration into the system.

The STA680 takes full advantage of HD 1.5 Radio benefits including CD-like audio quality from HD Radio FM broadcasts and FM-like audio quality using HD Radio AM, while program associated data or traffic information is received from the second channel.

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Errata Sheet
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Key Features

  • IBOC (in-band on-channel) digital audio broadcast signal decoding for AM/FM hybrid and all-digital modes
  • Dual-channel HD 1.5 for background scanning and data services
  • HD codec (HDC) audio decompression
  • Metadata support for HD Radio reception
  • MPS (main program service), SPS (supplemental program service) and PAD (program associated data) data decoding
  • Advanced HD Radio feature support:
  • Conditional access (CA)
  • Apple ID3 tag
  • Multicasting
  • Electronic program guide (EPG)
  • Real-time traffic
  • Audio time shifting
  • Variable input base-band data-rate I2S-like interface supporting 650, 675, 744.1875, 882, 912 kS/s data rates
  • Secondary RF base-band interface for dual tuner applications
  • Glueless interface to Synchronous SDRAM addressing up to 512 Mbit of SDRAM in x16 configuration
  • Optional Serial Flash memory SPI interface for application code storage
  • IIS serial audio interface with programmable sample rate converter
  • Primary and secondary serial interfaces for based on industry standard IIC and SPI
  • Several General purpose IOs
  • One Internal clock oscillator and two internal PLLs
  • External clock input
  • 1.2 V core supply; 3.3 V I/O supply
  • Automotive qualified in accordance with AEC-Q100

Circuit Diagram

Design Resources


Technical Documentation

Product Specifications

Description Version Size
DS5877: HD Radioâ„¢ baseband receiver
9.0 750 KB

Sample & Buy

Part Number Marketing StatusPackagePacking TypeOperating Temperature (min) Operating Temperature (max) Automotive GradeOrder From STUnit Price (US$)*
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STA680ActiveLFBGA 168 12x12x1.4Tray-4085Yes-Distributor reported inventory date: 2016-02-22
Distributor NameRegionStockMin. order
STA680QNRNDLQFP 144 20x20x1.4Tray-4085Yes-Distributor reported inventory date: 2016-02-22
Distributor NameRegionStockMin. order

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.