Features

u High Performance PCI Express Switch

– Twenty-four 5 Gbps Gen2 PCI Express lanes supporting

5 Gbps and 2.5 Gbps operation

– Up to three switch ports

– Support for Max Payload Size up to 2048 bytes

– Supports one virtual channel and eight traffic classes

– Fully compliant with PCI Express base specification Revision

2.0

u Flexible Architecture with Numerous Configuration Options

– Automatic per port link width negotiation to x8, x4, x2, or x1

– Automatic lane reversal on all ports

– Automatic polarity inversion

– Supports in-band hot-plug presence detect capability

– Supports external signal for hot plug event notification allowing

SCI/SMI generation for legacy operating systems