Demo board template - ISD2361

The ISD2361 is a 3-channel digital ChipCorder® providing single-chip storage and playback of high quality audio. The device features both internal and external flash support, digital de-compression, comprehensive memory management, integrated audio signal path with up to 3 channel concurrent playback and a Class D speaker driver capable of delivering 1W power output. .64 seconds based on 8kHz/4bit ADPCM. It has 2Mbit non-volatile flash built-in, and can support external NOR serial flash up to 2G bit.

  • Highlights
    3-channel mixer playback
    Sampling frequency4, 5.3, 6.4, 8, 10.67, 12.8, 16 and 32 kHz
    1.5W @ 4ohm load , 5.5V
    Operating voltage:2.4 ~ 5.5V
    Package:Green、QFN32  & SOP-16
    Temperature:industrial  -40℃ ~ 105℃
  • Features
    - 2 Mbit flash built-in
    - Support GPIO trigger while playback
    SPI interface or 6 GPIO pin of trigger
    Fast programming time  (20 µs/byte)
    - Erase sector size 512 byte, sector erase time 5ms
    - Endurance > 100K cycles 
  • System Block Diagram


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