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ZL50235 Dataheets PDF



Part Number ZL50235
Manufacturers Zarlink Semiconductor
Logo Zarlink Semiconductor
Description 16 Channel Voice Echo Canceller
Datasheet ZL50235 DatasheetZL50235 Datasheet (PDF)

ZL50235 16 Channel Voice Echo Canceller Data Sheet Features • Independent multiple channels of echo cancellation; from 16 channels of 64 ms to 8 channels of 128 ms with the ability to mix channels at 128 ms or 64 ms in any combination • Independent Power Down mode for each group of 2 channels for power management • Fully compliant to ITU-T G.165, G.168 (2000) and (2002) specifications • Passed AT&T voice quality testing for carrier grade echo cancellers • Compatible to ST-BUS and GCI interface.

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ZL50235 16 Channel Voice Echo Canceller Data Sheet Features • Independent multiple channels of echo cancellation; from 16 channels of 64 ms to 8 channels of 128 ms with the ability to mix channels at 128 ms or 64 ms in any combination • Independent Power Down mode for each group of 2 channels for power management • Fully compliant to ITU-T G.165, G.168 (2000) and (2002) specifications • Passed AT&T voice quality testing for carrier grade echo cancellers • Compatible 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 inst.


ZL50234 ZL50235 B1126


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