IDT 89HPES12N3A
The 89HPES12N3A, a 12 lane 3-port PCI Express® switch, is a member of the IDT PRECISE™ family of PCI Express switching solutions. The PES12N3A is a peripheral chip that performs PCI Express Packet switching with a feature set optimized for high performance applications such as servers and storage. It provides connectivity and switching functions between a PCI Express upstream port and two downstream ports or peer-to-peer switching between downstream ports.| Part No. | 89HPES12N3A |
|---|---|
| Datasheet | 89HPES12N3A Download |
| Manufacturer |  IDT |
| Description | 12 Lane 3-Port PCI Express Switch |
| Buy | Stock & Price |
FEATURES
● High Performance PCI Express Switch – Twelve 2.5Gbps PCI Express lanes – Three switch ports – Upstream port configurable up to x4 – Downstream ports configurable up to x4 – Low-latency cut-through switch architecture – Support for Max Payload Sizes up to 2048 bytes – One virtual channel – Eight traffic classes – PCI Express Base Specification Revision 1.1 compliant Flexible Architecture with Numerous Configuration Options – Automatic per port link width negotiation to x4, x2 or x1 – Automatic lane reversal on all ports – Automatic polarity inversion on all lanes – Ability to load device configuration from serial EEPROM● Legacy Support – PCI compatible INTx emulation – Bus locking
● Highly Integrated Solution – Requires no external components – Incorporates on-chip internal memory for packet buffering and queueing – Integrates twelve 2.5 Gbps embedded SerDes with 8B/10B encoder/decoder (no separate transceivers needed)
● Reliability, Availability, and Serviceability (RAS) Fe...
