Broadcom ExpressLane PEX 86xx PCI Express Gen 2 Switch

Broadcom ExpressLane™ PEX 86xx offers Multi-Host PCI Express switching capability enabling users to connect multiple hosts to their respective endpoints via scalable, high bandwidth, non-blocking interconnection to a wide variety of applications, including servers, storage systems, and communications platforms. 

The Broadcom PEX 86xx uses an enhanced version of the field tested Broadcom PEX 8648 PCIe switch architecture, which allows users to configure the device in legacy single-host mode or multi-host mode with up to eight host ports capable of 1+1 (one active and one backup) or N+1 (N active and one backup) host failover. This PCI Express Gen 2 Switch supports packet cut-thru with a maximum latency of 176ns (x16 to x16).

Features

  • Offers Multi-Host PCI Express switching capability
  • Uses an enhanced version of the field tested Broadcom PEX 8648 PCIe switch architecture
  • Supports packet cut-thru with a maximum latency of 176ns (x16 to x16)

Multi-host and Fail-over Support

Block Diagram - Broadcom ExpressLane PEX 86xx PCI Express Gen 2 Switch

Dual-Host and Fail-Over Support

Block Diagram - Broadcom ExpressLane PEX 86xx PCI Express Gen 2 Switch
Published: 2009-07-20 | Updated: 2022-03-11