The TS2PCIE2212 can be used to muxltiplex/demultiplex two PCI Express™ lanes, each representing differential pairs of receive (RX) and transmit (TX) signals. The switch operates at the PCI Express bandwidth standard of 2.5-Gbps signal-processing speed. The device is composed of two banks, with each bank accommodating two sources (source A and source B) and two destinations (destination A and destination B).