ZL50211 256 Channel Voice Echo Canceller Data Sheet Features • ZL50211 has eight Echo Voice Processors in a single BGA package.
This single device provides 256 channels of 64 msec echo cancellation or 128 channels at 128 msec echo cancellation Each Echo Voice Processor has the capability of cancelling echo over 32 channels Each Echo Voice Processor (EVP) shares the address bus and data bus with each other Fully compliant to ITU-T G.
165, G.
168 (2000) and (2002) specifications Passed all AT&T voice quality tests for carrier grade echo canceller The ZL50211 provides more than 58% board space savings when compared with the eight Echo Voice Processors packaged devices Each EVP has a Patented Adva...

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