MT90221 Datasheet (Mitel Networks Corporation)

MT90221, Quad IMA/UNI PHY Device

The MT90221 device is targeted to systems implementing the ATM FORUM UNI speciﬁcations for T1/E1 rates or Inverse Multiplexing for ATM (IMA).

In the MT90221 architecture, up to 4 physical and independent T1/E1 streams can be terminated through the utilization of off-the-shelf, traditional T1/ E1 fra

MT90221 Features

* Cost effective, single chip, 4-port ATM IMA and UNI processor Up to 4 IMA groups over 4 T1/E1 links can be implemented Supports MIXED mode; links not assigned to an IMA group can be used in UNI mode Versatile PCM Interface to most popular T