MT88L89 Datasheet (Zarlink Semiconductor) - 3V Integrated DTMFTransceiver with Adaptive Micro Interface

MT88L89, 3V Integrated DTMFTransceiver with Adaptive Micro Interface

The MT88L89 is a monolithic DTMF transceiver with call progress ﬁlter.

It is fabricated in CMOS technology offering low power consumption and high reliability.

The receiver section is based upon the industry standard MT8870 DTMF receiver.

The transmitter utilizes a switched capacitor D/A converter

MT88L89 Features

* Complete DTMF transmitter/receiver Low voltage operation (2.7-3.6V) Pin for pin compatible with existing MT8880, MT8888 and MT8889 devices Adaptive micro interface enables compatibility with Intel and Motorola processors