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MT88L89 - 3V Integrated DTMFTransceiver with Adaptive Micro Interface

Description

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

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

Features

  • Central office quality DTMF transmitter/ receiver Low voltage operation (2.7-3.6V) Adjustable guard time Automatic tone burst mode Call progress tone detection to -30dBm ISSUE 1 May 1995 Adaptive micro interface enables compatibility with existing MT8880/MT8888 designs DTMF transmitter/receiver power down via register control.

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Datasheet Details

Part number MT88L89
Manufacturer Mitel Networks Corporation
File Size 252.68 KB
Description 3V Integrated DTMFTransceiver with Adaptive Micro Interface
Datasheet download datasheet MT88L89 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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® MT88L89 3V Integrated DTMF Transceiver Advance Information with Adaptive Micro Interface Features • • • • • • • Central office quality DTMF transmitter/ receiver Low voltage operation (2.7-3.6V) Adjustable guard time Automatic tone burst mode Call progress tone detection to -30dBm ISSUE 1 May 1995 Adaptive micro interface enables compatibility with existing MT8880/MT8888 designs DTMF transmitter/receiver power down via register control Applications • • • • • Credit card systems Paging systems Repeater systems/mobile radio Interconnect dialers Personal computers Description The MT88L89 is a monolithic DTMF transceiver with call progress filter. It is fabricated in CMOS technology offering low power consumption and high reliability. TONE IN+ INGS OSC1 OSC2 + - m o .
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