MT9123
Description
The MT9123 Voice Echo Canceller implements a cost effective solution for telephony voice-band echo cancellation conforming to ITU-T G.165 requirements.
Key Features
- Dual channel 64ms or single channel 128ms echo cancellation
- Conforms to ITU-T G.165 requirements
- Narrow-band signal detection
- Programmable double-talk detection threshold
- Non-linear processor with adaptive suppression
- Offset nulling of all PCM channels
- Controllerless mode or Controller mode with
- ST-BUS or variable-rate SSI PCM interfaces
- Selectable µ/A-Law ITU-T G.711; µ/A-Law Sign
- Per channel selectable 12 dB attenuator
Applications
- Wireless Telephony
