MT8880C Datasheet (Mitel Networks Corporation)

MT8880C, Integrated DTMFTransceiver

The MT8880C/C-1 is a monolithic DTMF transceiver with call progress filter.

It is fabricated in Mitel’s ISO2-CMOS technology, which provides low power dissipation and high reliability.

The DTMF receiver is TONE ∑ D/A Converters Row and Column Counters Transmit Data Register Status Register Dat

MT8880C Features

* Complete DTMF transmitter/receiver Central office quality Low power consumption Microprocessor port Adjustable guard time Automatic tone burst mode Call progress mode ISSUE 2 May 1995 Ordering Information MT8880CE/CE-1 20 Pin P