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AT2004 Datasheet 4 Channel Adpcm Processor

Manufacturer: Atelic Systems

Overview: AT2004 4 Channels ADPCM Processor with Echo Cancellation and Conferencing Atelic Systems, Inc. AT2004 Application Note Preliminary 4 Channels ADPCM Processor with Echo Cancellation and Conferencing Version 1.

Datasheet Details

Part number AT2004
Manufacturer Atelic Systems
File Size 336.60 KB
Description 4 Channel ADPCM Processor
Datasheet AT2004_AtelicSystems.pdf

General Description

The AT2004 is a four full-duplex channels, ADPCM processor with conferencing and echo cancellation capabilities.

It follows the G.726 ITU Standard for ADPCM pression for 40k, 32k, 24k and 16k bitrates with selectable µ-law and Alaw input/output.

It conforms to ITU G.165/G.168 Digital Adaptive Echo Canceller specification for line echo delay up to 20ms.

Key Features

  • Features.
  • 4 full channels of ITU G.726 ADPCM 4 full channels of ITU G.165/G.168 complia nt echo cancellation with up to 20ms echo delay Fast and robust convergence for adaptive echo canceller, even in the presence of background noise Nonlinear processing with adaptive suppression threshold and comfort noise generation for echo canceller Per channel selectable µ-Law and A-law input/output On-chip time slot.

AT2004 Distributor