IDT728981 Datasheet (IDT) - TIME SLOT INTERCHANGE DIGITAL SWITCH

IDT728981, TIME SLOT INTERCHANGE DIGITAL SWITCH

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

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

IDT728981 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