PEX 8747

PCI Gen 3 Express Switches - PEX 8747

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The ExpressLane™ PEX 8747 is a 48-lane, 5-port, PCIe Gen 3 switch device developed on 40nm technology. The PEX 8747 device offers Multi-Host PCI Express switching capability enabling users to connect a host to its respective endpoints via scalable, high bandwidth, non-blocking interconnection to a variety of graphics applications. The PEX 8747 is optimized to support high-resolution graphics while supporting peer-to-peer traffic and multicast for maximum performance. Included is PLX's proprietary visionPAK debug software, which allows, for example, internal receive-eye observation after equalization and access to the devices' internal debug registers thus enabling faster time to market.

Lifecycle Status


Specification Value
Lifecycle Active
Distrib. Inventory No
DMA --
Dual/ Multi Cast MC
Lanes 48
Latency 150ns
Multi- Root/ Multi- Host 4
Non-Transparency --
Packaging Size 19mm X 21mm
PCI-SIG® Base Spec. r3.0
Port Count 5
Power Typ. 7.3
Read Pacing Yes
SSC (Spread Spectrum Clocking )
Temperature 0°C +70°C
Virtual Channels 1
Design Guide1 i
Errata1 i
Reliability Data Sheet1 i
Selection Guide1 i
White Papers1 i

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Software Development Kit (SDK)5 i