89HPES16T4 Description
16-Lane 4-Port PCI Express® Switch ® 89HPES16T4 Data Sheet Device Overview The 89HPES16T4 is a member of the IDT PRECISE™ family of PCI Express® switching solutions. The PES16T4 is a 16-lane, 4-port peripheral chip that performs PCI Express packet switching.
89HPES16T4 Key Features
- Sixteen 2.5 Gbps PCI Express lanes
- Four switch ports
- Upstream port configurable up to x8
- Downstream ports configurable up to x4
- Low-latency cut-through switch architecture
- Support for Max Payload Size up to 2048 bytes
- One virtual channel
- Eight traffic classes
- PCI Express Base Specification Revision 1.1 pliant
- Automatic per port link width negotiation to x8, x4, x2 or x1