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AD82585 - 2 x 20W Stereo Digital Audio Amplifier

General Description

AD82585 is a digital audio amplifier capable of driving a pair of 8Ω, 20W speaker which operate with play music at a 24V supply without external heat-sink or fan requirement.

Key Features

  • 16/18/20/24-bit input with I2S, Left-alignment and Right-alignment data format.
  • PSNR & DR(A-weighting) Loudspeaker: 94dB (PSNR), 106dB (DR) @24V.
  • Multiple sampling frequencies (Fs) 32kHz / 44.1kHz / 48kHz and 64kHz / 88.2kHz / 96kHz and 128kHz/176.4kHz/192kHz.
  • System clock = 64x, 128x, 256x, 384x, 512x, 768x, 1024x Fs 256x~1024x Fs for 32kHz / 44.1kHz / 48kHz 128x~512x Fs for 64kHz / 88.2kHz / 96kHz 64x~256x Fs for 128kHz/176.4kHz/192kHz.
  • Supply voltage 3.3V for digital.

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Full PDF Text Transcription for AD82585 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for AD82585. For precise diagrams, and layout, please refer to the original PDF.

ESMT/EMP Features  16/18/20/24-bit input with I2S, Left-alignment and Right-alignment data format  PSNR & DR(A-weighting) Loudspeaker: 94dB (PSNR), 106dB (DR) @24V  Mu...

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PSNR & DR(A-weighting) Loudspeaker: 94dB (PSNR), 106dB (DR) @24V  Multiple sampling frequencies (Fs) 32kHz / 44.1kHz / 48kHz and 64kHz / 88.2kHz / 96kHz and 128kHz/176.4kHz/192kHz  System clock = 64x, 128x, 256x, 384x, 512x, 768x, 1024x Fs 256x~1024x Fs for 32kHz / 44.1kHz / 48kHz 128x~512x Fs for 64kHz / 88.2kHz / 96kHz 64x~256x Fs for 128kHz/176.4kHz/192kHz  Supply voltage 3.3V for digital circuit 10V~26V for loudspeaker driver  Loudspeaker output power for 24V 10W x 2CH into 8Ω @0.16% THD+N for stereo 15W x 2CH into 8Ω @0.18% THD+N for stereo 20W x 2CH into 8Ω @0.24% THD+N for stereo  Sounds processing including:

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