PEX 8648

48-Lane, 12-Port PCI Express Gen 2 (5.0 GT/s) Switch, 27 x 27mm FCBGA

Currently Viewing:

The ExpressLane™ PEX 8648 device offers 48 PCI Express Gen 2 (5.0 GT/s) lanes, capable of configuring up to 12 flexible ports. The switch conforms to the PCI Express Base Specification, rev 2.0. The 48-lane switch enables users to add scalable, high bandwidth, non-blocking interconnection to a wide variety of applications including servers, communications, storage, blade servers, and embedded systems. The PEX 8648 boasts the industry's lowest PCIe Gen 2 latency at 140ns and unsurpassed performance with its non-blocking architecture, capable of supporting both host-centric as well as true peer-to-peer traffic. The PEX 8648 also features an on-chip Non-Transparent port for dual-host and failover applications, as well as three on-chip Hot-Plug controllers, allowing users to implement single-chip solutions. The device is hardware configurable and software programmable, allowing users to tailor their port configurations and QoS operating characteristics to suit their application requirements. The PEX 8648 is offered in a 27 x 27mm 676-ball FCBGA. This device is available in lead-free packaging. This device supports Access Control Services (ACS).

Lifecycle Status


Lifecycle Status


Specification Value
Lifecycle Active
DMA --
Dual/ Multi Cast MC
Lanes 48
Latency 140ns
Non-Transparency 1
Packaging Size [27mm X 27mm]
PCI-SIG® Base Spec. r2.0
Port Count 12
Power Typ. 3.5
Read Pacing Yes
Temperature -40°C +85°C
Virtual Channels 1

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 .


Design Guide (2) i
Product Brief (1) i
Reliability Data Sheet (1) i
Selection Guide (1) i
White Papers (1) i


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

Optional Products