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MT8981D

Mitel Networks Corporation
Part Number MT8981D
Manufacturer Mitel Networks Corporation
Description Digital Switch
Published Aug 25, 2008
Detailed Description ® ISO-CMOS ST-BUS™ FAMILY MT8981D Digital Switch Features • • • • • • • • Mitel ST-BUS compatible 4-line x 32-channel...
Datasheet PDF File MT8981D PDF File

MT8981D
MT8981D

Overview
® ISO-CMOS ST-BUS™ FAMILY MT8981D Digital Switch Features • • • • • • • • Mitel ST-BUS compatible 4-line x 32-channel inputs 4-line x 32-channel outputs 128 ports non-blocking switch Single power supply (+5 V) Low power consumption: 30 mW Typ.
Microprocessor-control interface Three-state serial outputs ISSUE 6 May 1995 Ordering Information MT8981DC 40 Pin Ceramic DIP MT8981DE 40 Pin Plastic DIP MT8981DP 44 PLCC MT8981DL 44 Pin QFP -40°C to +85°C www.
DataSheet4U.
com Description This VLSI ISO-CMOS device is designed for switching PCM-encoded voice or data, under microprocessor control, in a modern digital exchange, PBX or Central Office.
It provides simultaneous connections for up to 128 64 kbit/s channels.
Each of the four serial inputs and outputs consist of 32 64 kbit/s channels multiplexed to form a 2048 kbit/s ST-BUS stream.
In addition, the MT8981 provides microprocessor read and write access to individual ST-BUS channels.
C4i F0i VDD VSS ODE STi0 STi1 STi2 STi3 Seria...


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