PEX 8548

PEX 8548: 48 Lane, 9 Port PCI Express Switch, 37.5 x 37.5mm² PBGA

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The ExpressLane™ PEX 8548 device offers 48 PCI Express lanes, capable of configuring up to 9 flexible ports. The switch conforms to the PCI Express Base Specification, rev 1.1. The 48-lane switch enables users to add scalable, high bandwidth I/Os to a wide variety of applications including servers, storage, communications, blade servers, and embedded-control systems. The architecture supports packet cut-thru with the industry's lowest latency of 110ns (x16 to x16). This, combined with large packet memory (1024 byte maximum payload size) and non-blocking internal switch architecture, provide full line-rate on all ports for performance-hungry applications. The PEX 8548 is offered in a 37.5 x 37.5mm² 736-ball PBGA package. This device is available in leaded and lead-free packaging.

Lifecycle Status

Not Recommended for New Design

Replacement Part

PEX 8748

48-Lane, 12-Port PCI Express Gen 3 (8 GT/s) Switch, 27 x 27mm FCBGA

Specification Value
Lifecycle Not Recommended for New Design
DMA --
Lanes 48
Latency 110ns
Packaging Size 37.5mm X 37.5mm
PCI-SIG® Base Spec. r1.1/1.0a
Port Count 9
Power Typ. 4.9
Read Pacing No
Temperature -40°C +85°C
Virtual Channels 1
Application Note3 i
Compliance Docs and Certifications4 i
Data Book1 i
Design Guide1 i
Design Notes3 i
Errata1 i
Miscellaneous7 i
Product Change Notice (PCN)4 i
Quality & Reliability5 i
Rapid Development Kit2 i
Reliability Data Sheet1 i
Selection Guide1 i
Test Report2 i

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Software Development Kit (SDK)8 i