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Embedded Computing Design

PCIe Bridges

PLX Technology — April 2006

PCIe Bridges

Each device includes an integrated PCI Express PHY that provides 2.5 Gbps PCI Express Lane Speed

  • Each device's PCI Express port is compliant with the PCI-SIG specification 1.0a with polarity reversal
  • PEX 8111 and 8114 support forward/reverse bridging while PEX 8114 also offers nontransparent bridging mode
  • PEX 8111's 10 mm x 10 mm package is suitable for applications with limited board space and power budget
  • PEX 8311 offers direct connection to two industry-standard interconnect buses
  • PEX 8311 includes 2 DMA channels to offload CPU
  • PEX 8111 is available in a 144 PBGA and 161 Fine Pitch PBGA
  • PEX 8114 is available in a 256 PBGA
  • PEX 8311 is available in a 337 PBGA

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