ZL50233
ZL50233 is 4 Channel Voice Echo Cancellor manufactured by Zarlink Semiconductor.
ZL50233 4 Channel Voice Echo Cancellor
Data Sheet
Features
- Independent multiple channels of echo cancellation; from 4 channels of 64 ms to 2 channels of 128 ms with the ability to mix channels at 128 ms or 64 ms in any bination
- Independent Power Down mode for each group of 2 channels for power management
- Fully pliant to ITU-T G.165, G.168 (2000) and (2002) specifications
- Passed AT&T voice quality testing for carrier grade echo cancellers.
- patible to ST-BUS and GCI interfaces with 2 Mbps serial PCM data
- PCM coding, µ/A-Law ITU-T G.711 or sign magnitude
- Per channel Fax/Modem G.164 2100 Hz or G.165 2100 Hz phase reversal Tone Disable
- Per channel echo canceller parameters control
- Transparent data transfer and mute
- Fast reconvergence on echo path changes
- Fully programmable convergence speeds
- Patented Advanced Non-Linear Processor with high quality subjective performance
- Protection against narrow band signal divergence and...
