89HPES48T12 Overview
48-Lane 12-Port PCI Express® Switch ® 89HPES48T12 Data Sheet Device Overview The 89HPES48T12 is a member of the IDT PRECISE™ family of PCI Express® switching solutions. The PES48T12 is a 48-lane, 12-port peripheral chip that performs PCI Express packet switching.
89HPES48T12 Key Features
- High Performance PCI Express Switch
- Twelve switch ports
- Six main ports each of which consists of 8 SerDes
- Each x8 main port can further bifurcate to 2 x4-ports
- Forty-eight 2.5 Gbps embedded SerDes
- Supports pre-emphasis and receive equalization on per-port basis
- Delivers 192 Gbps (24 GBps) of aggregate switching capacity
- Low-latency cut-through switch architecture
- Support for Max Payload Size up to 2048 bytes
- Supports one virtual channel and eight traffic classes
