24-bit Dual-Core Symphony® DSP

  • This page contains information on a product that is not recommended for new designs.

Product Details


  • Dual DSP56300 cores for high performance
  • 248K x 24-bit words RAM
  • Asynchronous Sample Rate Converter (ASRC) to allow multiple data rates in a system
  • Integrated S/PDIF transceiver to reduce system cost and complexity
  • Enhanced Serial Audio Interface (ESAI) – 4 modules to allow multiple sources
  • Dual Serial Host Interfaces (SHI) that support SPI or I2C protocols which provides high-speed communication between multiple the DSP and other integrated circuits in the system
  • Dual Triple Timer modules for a flexible, programmable timer system
  • Dual Hardware Watchdog Timers (WDT) to allow for recovery from runaway code
  • Host Interface for DMA Support to allow for high-speed audio or control transfers (144LQFP package only)
  • 144LQFP and 80LQFP package options
  • This product is included in NXP®.s product longevity program, with assured supply for a minimum of 10 years after launch
  • A/V receivers
  • Blu-ray and HD-DVD players
  • Car audio/amplifiers
  • Professional audio recording systems

Part numbers include: DSPB56721AF, DSPB56721AG, DSPB56721CAF.


Quick reference to our documentation types.

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Quick reference to our board types.

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Quick reference to our software types.

2 software files

Note: For better experience, software downloads are recommended on desktop.


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