89HPES24NT24G2 Datasheet | Renesas

24-Lane 24-Port PCIe® Gen2 System Interconnect Switch ® 89HPES24NT24G2 Datasheet Device Overview The 89HPES24NT24G2 is a member of the IDT family of PCI Express® switching solutions. The PES24NT24G2 is a 24-lane, 24-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 multi-host or intelligent I/O based systems where inter-domain munication is required, such as servers, storage, munications, and embedded systems. Features - High Performance Non-Blocking Switch Architecture - 24-lane, 24-port PCIe switch with flexible port configuration - Integrated Ser Des supports 5.0 GT/s Gen2 and 2.5 GT/s Gen1 operation - Delivers up to 24 GBps (192 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 - Port Configurability - Twenty-four x1 ports configurable as follows: - One x8 stack - Eight x1 ports (ports 0 through 7 are not capable of merging with an adjacent port) - Two x8 stacks configurable as: - Two x8 ports - Four x4 ports - Eight x2 ports - Sixteen x1 ports - Automatic per port link width negotiation (x8  x4 x2  x1) - Crosslink support - Automatic lane reversal - Per lane Ser Des configuration - De-emphasis - Receive...