IDT728980 Overview
A functional block diagram of the IDT728980 device is shown on below. The serial ST-BUS® streams operate continuously at 2.048 Mb/s and are arranged in 125µs wide frames each containing 32, 8-bit channels. Eight input (RX0-7) and eight output (TX0-7) serial streams are provided in the IDT728980 device allowing a plete 256 x 256 channel non-blocking switch matrix to be constructed.