PEX 8508

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

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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

Not Recommended for New Design

Replacement Part

PEX 8608

8 Lane, 8 Port PCI Express Gen 2 (5.0 GT/s) Switch, 15 x 15mm PBGA

Specification Value
Lifecycle Not Recommended for New Design
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
Application Note6 i
Compliance Docs and Certifications4 i
Data Book1 i
Design Guide1 i
Design Notes5 i
Errata1 i
Miscellaneous8 i
Product Change Notice (PCN)5 i
Quality & Reliability8 i
Rapid Development Kit1 i
Reliability Data Sheet1 i
Selection Guide1 i
Test Report2 i

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Software Development Kit (SDK)8 i