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SAM5704B Effect Processor & Keyboard Synthesizer

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Features

  • Up to 81 maximum Polyphony (with effects)
  • Dream DSP Array of 4 new 24bit/56bit DSP cores (P24XT) supporting 56bit MAC operations (200M MAC/sec)
  • New speed optimized 16bit CPU (P16XT) running at 200MHz
  • Built-in 1kbit eFuse for configuration and security (program code and sound bank protection)
  • Built-in configurable fast Data/Effect RAM up to 32Kx24 (or 48Kx16), + 8Kx24 DSP RAM
  • Built-in configurable fast Program Code/Cache RAM, on-the-fly code decryption
  • Multi-channel DMA for fast data transfers to external memories
  • USB 2.0 High Speed port
  • Up to 16 Audio channels IN, 16 Audio channels OUT (digital)
  • Low-cost

The SAM5704 is the highly configurable but low-cost member of Dream's SAM5000 family, and features four 24-bit DSPs in a 128-pin LQFP package.

The SAM5704 offers a large variety of parallel or low pin count memory interfaces, and like all SAM5000 Integrated Circuits it is built around Dream's optimized 16-bit CPU and a configurable array of hardware accelerated 24-bit DSP cores. With a sophisticated sample buffering system, multi-channel audio DMA and support for a large variety of memory types, the SAM5000 ICs deliver high performance sound synthesis, audio processing and effects generation.

The SAM5704's memory can be configured to provide the interfaces required for a wide range of audio applications, including: digital keyboards and pianos, effect devices, speaker processing and USB audio interfaces.

  • Manufacturer: dream
  • Outline: LQFP-128
  • Part Status: Active
  • Pack size: Tray 90

UK Customers

Orders below 100.00 can be delivered by Registered Post at a rate of 3.50 (allow 3-5 days) or a next day tracked courier at a rate of 9.00.

Orders above 100.00 are delivered by a next day tracked courier at a rate of 9.00.


European Customers

Orders below 100.00 can be delivered by Airmail (allow 5-7 days) at a rate of 5.50 or by a tracked courier at a rate of 19.50 (1-2 days).

Orders to European countries above 100.00 are delivered by a tracked courier at a rate of 19.50 (1-2 days).


US Customers

Orders below $110.00 can be delivered by Airmail at a rate of $9.00 (allow up to 10 days) or by tracked courier at a rate of $30.00 (1-3 days).

Orders above $110.00 are delivered by a tracked courier at a rate of $30.00 (1-3 days).


International Customers

Orders below $50.00 can be delivered by post (allowing up to 28 days) at a rate of $18.00 or by a tracked courier at a rate of $49.00.

Orders above $50.00 are delivered by tracked courier at a rate of $49.00.


All prices shown exclude VAT

TECHNICAL SPECIFICATIONS

Package LQFP128, pitch 0.4
# on chip DSP 4
DSP type P24XT
max. Polyphony 81 (with effects)
Internal Memory Configurable RAM 896kbit, 4x2kx24 DSP RAM
External Memory SLC Nand Flash (up to 8GByte, 8-bit bus), Nor Flash (up to 1.5Gbyte), SDR, QSPI NOR, QSPI SRAM
I/O Interfaces USB Host or Device or Dual role, Ethernet, SPDIF, serial MIDI, 8-bit parallel Host, QSPI, 10-bit ADC, GPIOs
Audio I/O 16 IN, 16 OUT (digital)

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