89HPES12N3 Description
12-lane 3-Port PCI Express® Switch ® 89HPES12N3 Data Sheet Device Overview The 89HPES12N3 is a member of IDT’s PRECISE™ family of PCI Express® switching solutions. The PES12N3 is a 12-lane, 3-port peripheral chip that performs PCI Express Base switching.
89HPES12N3 Key Features
- High Performance PCI Express Switch
- Three x4 ports with 12 PCI Express lanes total
- Delivers 6 GBps (48 Gbps) aggregate switching capacity
- Low latency cut-through switch architecture
- Supports 128 to 2048 byte maximum payload size
- Supports one virtual channel
- PCI Express Base specification Revision 1.0a pliant
- Flexible Architecture with Numerous Configuration Options
- Port arbitration schemes utilizing round robin or weighted round robin algorithms
- Supports automatic per port link with negotiation (x4, x2, or x1)