ZL50212 Datasheet - Zarlink Semiconductor Inc

ZL50212 288 Channel Voice Echo Canceller

The ZL50212 Voice Echo Canceller implements a cost effective solution for telephony voice-band echo cancellation conforming to ITU-T G.168 requirements. The ZL50212 architecture contains 144 groups of two echo cancellers (ECA and ECB) which can be configured to provide two channels of 64 millisecond.

ZL50212 Features

* ZL50212 has nine Echo Voice Processors in a single BGA package. This single device provides 288 channels of 64 msec echo cancellation or 144 channels at 128 msec echo cancellation Each Echo Voice Processor has the capability of cancelling echo over 32 channels Each Echo Voice Processor (EV

ZL50212_ZarlinkSemiconductorInc.pdf