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IDT728981 - TIME SLOT INTERCHANGE DIGITAL SWITCH

Datasheet Summary

Description

A functional block diagram of the IDT728981 device is shown below.

The serial streams operate continuously at 2.048 Mb/s and are arranged in 125µs wide frames each containing 32, 8-bit channels.

Features

  • igital Switch 128 x 128 Commercial Temperature Range If PE is LOW, then bit 2 and 0 of each Connection Memory High location operates normally. In this case, if bit 2 of the CMH is HIGH, the associat.

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Datasheet preview – IDT728981

Datasheet Details

Part number IDT728981
Manufacturer IDT
File Size 107.06 KB
Description TIME SLOT INTERCHANGE DIGITAL SWITCH
Datasheet download datasheet IDT728981 Datasheet
Additional preview pages of the IDT728981 datasheet.

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Full PDF Text Transcription

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www.DataSheet4U.com TIME SLOT INTERCHANGE DIGITAL SWITCH 128 x 128 .EATURES: • • • • • • • • • IDT728981 128 x 128 channel non-blocking switch Serial Telecom Bus Compatible (ST-BUS®) 4 RX inputs—32 channels at 64 Kbit/s per serial line 4 TX output—32 channels at 64 Kbit/s per serial line Three-state serial outputs Microprocessor Interface (8-bit data bus) 5V Power Supply Available in 44-pin Plastic Leaded Chip Carrier (PLCC), 40-pin Plastic Dip (P-DIP) and 44-pin Plastic Quad Flatpack (PQFP) Operating Temperature Range -40°C to +85°C outputs, each of which consists of 32 channels (64 Kbit/s per channel) to form a multiplexed 2.048 Mb/s stream. .UNCTIONAL DESCRIPTION A functional block diagram of the IDT728981 device is shown below. The serial streams operate continuously at 2.
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