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89HPES12T3G2 - PCI Express Switch

General Description

Utilizing standard PCI Express interconnect, the PES12T3G2 provides the most efficient fan-out solution for applications requiring high throughput, low latency, and simple board layout with a minimum number of board layers.

Key Features

  • High Performance PCI Express Switch.
  • Twelve 5 Gbps Gen2 PCI Express lanes.
  • Three switch ports.
  • One x4 upstream port.
  • Two x4 downstream ports.
  • Low latency cut-through switch architecture.
  • Support for Max Payload Size up to 2048 bytes.
  • One virtual channel.
  • Eight traffic classes.
  • PCI Express Base Specification Revision 2.0 compliant.
  • Flexible Architecture with Numerous Configuration Options.
  • Automat.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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12-Lane 3-Port Gen2 PCI Express® Switch ® 89HPES12T3G2 Data Sheet Device Overview The 89HPES12T3G2 is a member of IDT’s PRECISE™ family of PCI Express® switching solutions. The PES12T3G2 is a 12-lane, 3-port Gen2 peripheral chip that performs PCI Express Base 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 two downstream ports and supports switching between downstream ports.