89HPES4T4G2

4-Lane 4-Port Gen2 PCI Express® Switch ® 89HPES4T4G2 Data Sheet Device Overview The 89HPES4T4G2, a 4-lane 4-port Gen2 PCI Express® switch, is a member of IDT’s PRECISE™ family of PCI Express switching solutions. The PES4T4G2 is a peripheral chip that performs PCI Express base switching with a feature set optimized for servers, storage, communications, and consumer applications. It provides connectivity and switching functions between a PCI Express upstream port and three downstream ports or peer-to-peer switching between downstream ports. Features  High Performance PCI Express Switch – Four Gen2 PCI Express lanes supporting 5 Gbps and 2.5 Gbps operations – Four switch ports One x1 upstream port Three x1 downstream ports – Low latency cut-through switch architecture – Support for Max Payload Size up to 2Kbytes – Supports one virtual channel and eight traffic classes – PCI Express Base Specification Revision 2.0 compliant  Flexible Architecture with Num...