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CT8022 Datasheet Telephone Speech Circuit

Manufacturer: DSP Group

Overview: PRELIMINARY/CONFIDENTIAL Version: 1.18 Data Sheet VOIP/VON G.723.

Datasheet Details

Part number CT8022
Manufacturer DSP Group
File Size 1.41 MB
Description TELEPHONE SPEECH CIRCUIT
Datasheet CT8022_DSPGroup.pdf

General Description

The CT8022 is a speech co-processor which performs full-duplex speech pression and de-pression functions.

It provides speech pression for H.323 and H.324 Multimedia Visual Telephony/Video Conferencing products and DSVD modems.

The CT8022 has built-in TrueSpeech 8.5 (patible with Microsoft Sound System 2.0, and a standard part of Microsoft Windows 95), and TrueSpeech G.723.1 (for H.323 and H.324).

Key Features

  • TrueSpeech at 8.5, TrueSpeech G.723.1, 6.3, 5.3, 4.8 and 4.1 KBPS at 8KHz sampling rate (including G.723.1 Annex A VAD/CNG) Download of additional speech compression software modules into external SRAM for FlexiSpeech, G.722 & G.729-A/B Real-time Full duplex or Half duplex speech compression and decompression Acoustic Echo Cancellation concurrent with fullduplex speech compression Full Duplex standalone Speakerphone Host-to-Host (CODEC-less) and Host-CODEC modes of operation Paralle.

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CT8022 Distributor