89HPES32H8G2

32-Lane 8-Port PCIe® Gen2 System Interconnect Switch ® 89HPES32H8G2 Data Sheet Device Overview The 89HPES32H8G2 is a member of the IDT PRECISE™ family of PCI Express® switching solutions. The PES32H8G2 is a 32-lane, 8-port system interconnect switch optimized for PCI Express Gen2 packet switching in high-performance applications, supporting multiple simultaneous peer-to-peer traffic flows. Target applications include servers, storage, communications, embedded systems, and multi-host or intelligent I/O based systems with inter-domain communication. Features  High Performance Non-Blocking Switch Architecture – 32-lane 8-port PCIe switch Four x8 switch ports each of which can bifurcate to two x4 ports (total of eight x4 ports) – Integrated SerDes supports 5.0 GT/s Gen2 and 2.5 GT/s Gen1 operation – Delivers up to 32 GBps (256 Gbps) of switching capacity – Supports 128 Bytes to 2 KB maximum payload size – Low latency cut-through architecture – Supports one virtual channel and eight traffic classes  Standards and Compatibility – PCI Express Base Specification 2.0 compliant – Implements the following optional PCI Express features Advanced Error Reporting (AER) on all ports End-to-End CRC (ECRC) Access Control Services (ACS) Power Budgeting Enhanced Capability Device Serial Number Enhanced Capability Sub-System ID and Sub-System Vendor ID Capability Internal Error Reporting ECN Multicast ECN VGA and ISA enable L0s and L1 ASPM ARI ECN  Port Configurabilit...