PEX 8508

8 Lane, 5 Port PCI Express Switch, 19 x 19mm PBGA

Currently Viewing:

The ExpressLane™ PEX 8508 8-lane, 5-port switch product offers PCI Express switching capability conforming to the PCI Express Specification r1.1. This device enables users to add low cost, scalable high bandwidth switching, both fan-in/out and peer-to-peer, to a wide variety of applications including office automation, network interface adapters, docking stations, AMC cards, and processor isolation for servers, storage, and communications. Non-transparent bridging allows the designer to isolate processors in multi-host designs. This switch is hardware configurable and software programmable, allowing users to tailor their port configurations and quality-of-service system needs to suit their application requirements. The PEX 8508 is offered in a 19 x 19mm 296-ball PBGA. The device is available in leaded and lead-free packaging.

Lifecycle Status


Lifecycle Status


Specification Value
Lifecycle Active
DMA --
Lanes 8
Latency 150ns
Non-Transparency Yes
Packaging Size 19mm X 21mm
PCI-SIG® Base Spec. r1.1/1.0a
Port Count 5
Power Typ. 1.6
SSC (Spread Spectrum Clocking ) Yes
Temperature -40°C +85°C
Virtual Channels 2

If you're looking for secured documentation for PLX products, you must register first . If you're already registered, please sign in now to get access to your approved documents .


Compliance Docs and Certifications (4) i
Data Book (1) i
Design Guide (1) i
Design Notes (5) i
End of Life (1) i
Errata (1) i
Miscellaneous (8) i
Product Brief (1) i
Product Change Notice (PCN) (3) i
Quality & Reliability (4) i
Rapid Development Kit (1) i
Selection Guide (1) i
Test Report (2) i


If you are looking for older or archived product downloads, please use the documents and downloads search tool.

Software Development Kit (SDK) (5) i