Diodes Incorporated PI3DBS16222Q 2x2 Exchange Switch is an automotive-qualified differential exchange switch with a passthrough pinout. The PI3DBS16222Q offers a 2x2 exchange at 20Gbps. The device is ideal for PCI Express 4.0, USB 4.0, USB 3.1 Gen 2, Thunderbolt 4, and 10G BASE-KR applications. When the Diodes PI3DBS16222Q 2x2 Exchange Switch select control input is low, Port A connects to port B, and port C connects to port D for an eight-channel differential passthrough. Furthermore, when the select control input is high, Port A connects to port D, and port B connects to port C.