24-bit Symphony® DSP

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

Product Details

Block Diagram

DSP56371 Block Diagram

DSP56371 Block Diagram

Features

  • Multimode, multichannel decoder software functionality
  • Dolby and/or DTS license required
    • Prologic II
    • DTS Neo6
    • DTS 2.3
    • WMA
    • AAC
    • Dolby headphone
    • Dolby virtual speaker
  • Digital audio post-processing capabilities
    • Parametric EQ
    • Tone control or graphic EQ
    • Dynamic range compression
    • Loudness
    • Bass boost
    • Speaker comp
    • Fade/balance
    • Music search
    • Compression 
  • DSP core
    • 1.25-volt core with a 3.3-volt peripheral I/O
    • Object code compatible with the DSP56000 core with highly parallel instruction set 
    • Data ALU with a 24 x 24-bit multiplier-accumulator and a 56-bit barrel shifter; 16-bit arithmetic support
    • Program control with position-independent code support and instruction cache support
    • Six-channel DMA controller
    • PLL based clocking with a wide range of frequency multiplications (1 to 255), predivider factors (1 to 3) and power saving clock divider (2I: i=0 to 7); reduces clock noise
    • Internal address tracing support and OnCE for hardware/software debugging
    • JTAG port
    • Very low-power CMOS design, fully static design with operating frequencies down to DC
    • Stop and wait low-power standby modes
    • EFCOP running concurrently with core
  • On-chip memory configuration
    • 16K–48K x 24-bit Y-data RAM and 32K x 24-bit Y-data ROM
    • 36K x 24-bit X-data RAM and 32K x 24-bit X-data ROM
    • 28K–64K x 24-bit program and bootstrap ROM
    • 4K x 24-bit program RAM
    • Various memory switches available 
  • Peripheral modules
    • Enhanced serial audio interface (ESAI_0): up to four receivers and six transmitters, leader or follower. I²S, Sony, AC97, network and other programmable protocols
    • Serial host interface (SHI): SPI and I²C protocols, 10-word receive FIFO, support for eigth, 16 and 24-bit words.
    • Triple timer module
    • Digital audio transmitter (DAX): one serial transmitter capable of supporting the SPDIF, IEC958, CP-340 and AES/EBU digital audio formats
    • Pins of unused peripherals (except SHI) may be programmed as GPIO lines

Buy/Parametrics










































































































Documentation

Quick reference to our documentation types.

1-10 of 35 documents

Compact List

Application Note (14)
Application Note Software (1)
Brochure (2)
Data Sheet (1)
Errata (1)
Fact Sheet (5)
Product Numbering Scheme (1)
Reference Manual (4)
Selector Guide (2)
User Guide (4)

Design Files

Hardware

Quick reference to our board types.

1 hardware offering

Software

Quick reference to our software types.

2 software files

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

Support

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