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89HPES22H16 Datasheet PCI Express Switch

Manufacturer: Renesas

Overview: 22-Lane 16-Port PCI Express® Switch ® 89HPES22H16 Data Sheet Device Overview The 89HPES22H16 is a member of the IDT PRECISE™ family of PCI Express® switching solutions. The PES22H16 is a 22-lane, 16-port peripheral chip that performs PCI Express packet switching with a feature set optimized for high-performance applications such as servers, storage, and communications/networking. It provides connectivity and switching functions between a PCI Express upstream port and up to fifteen downstream ports and supports switching between downstream ports.

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Key Features

  • High Performance PCI Express Switch.
  • Sixteen maximum switch ports.
  • Two x4 ports.
  • Fourteen x1 ports.
  • Twenty-two 2.5 Gbps embedded SerDes.
  • Supports pre-emphasis and receive equalization on per-port basis.
  • Delivers 88 Gbps (11 GBps) of aggregate switching capacity.
  • Low-latency cut-through switch architecture.
  • Support for Max Payload Size up to 2048 bytes.
  • Supports two virtual channels and eight traffic classes.

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