PEX8625中文资料PCI Gen 2 Express Switches - PEX 8625数据手册Broadcom规格书

描述 Description

The ExpressLane™ PEX 8625 offers 24 PCI Express Gen 2 (5.0 GT/s) lanes, capable of configuring up to 24 flexible ports and fully conforms to the PCI Express Base Specification, rev 2.0. With 24-ports, the PEX 8625 is the largest PCIe switch in the industry serving the communications and networking markets. The PEX 8625 architecture implements Multicast as defined in the PCI Express Specification. With support for 64 multicast groups and 24 ports, the PEX 8625 provides the user with flexibility in the programmability of multicast, a required feature in the primary markets served by the PEX 8625. Any available port in the PEX 8625 can be the source of a multicast transaction based. PEX 8625 also supports cut-thru with the industry's lowest latency of 200ns (x1 to x1) and offers state of the art test and debug features which provide visibility into the various internal blocks including the SerDes. The device also features an on-chip Non-Transparent port for dual-host and failover applications as well as Virtual Switch Mode function for endpoint migration. The PEX 8625 is offered in a 35 x 35mm 1156-ball FCBGA and is available in lead-free packaging. This device supports Access Control Services (ACS).