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IDT728981

IDT
Part Number IDT728981
Manufacturer IDT
Description TIME SLOT INTERCHANGE DIGITAL SWITCH
Published Dec 29, 2006
Detailed Description www.DataSheet4U.com TIME SLOT INTERCHANGE DIGITAL SWITCH 128 x 128 .EATURES: • • • • • • • • • IDT728981 128 x 128 ch...
Datasheet PDF File IDT728981 PDF File

IDT728981
IDT728981

Overview
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.
048 Mb/s and are arranged in 125µs wide frames each containing 32, 8-bit channels.
Four input (RX0-3) and four output (TX0-3) serial streams are provided in the IDT728981 device allowing a complete 128 x 128 ...


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