Features: ·8-lane PCI Express switch
- PCIe Gen 1 (2.5Gbps) Integrated SerDes
· Up to eight ports (x1, x2, x4)
· 15mm x 15mm, 196-ball PBGA pkg.
· Typical Power: 1.2 Watts PEX 8509 Key Features
· Standards Compliant
- PCI Express Base Specification, r1.1
- PCI Power Management Interface Specification r1.2
·High Performance
- Cut-through with low packet latency
- Max Payload Size of 1024 Bytes
- Non-blocking switch fabric
- Full line rate on all ports
·Flexible Configuration
- 8 flexible and configurable ports (x1, x2 or x4)
- Lane and polarity reversal
- Configurable through I2C, Host software, EEPROM or strapping pins
· PCI Express Power Management
- Link power management states: L0, L0s, L1, L2/L3 Ready, and L3
- Device states: D0 and D3hot
· Quality of Service (QoS)
- One Virtual Channel per port
- Eight Traffic Classes per port
- Weighted Round-Robin Ingress Port Arbitration
·Reliability, Availability, Serviceability
- 3 standard Hot-Plug controllers supporting PCI SHPC spec r1.0
- Transaction layer end-to-end CRC
- Poison bit support
- Basic and Advanced Error Reporting support
- Per port error diagnostics
• Bad DLLPs
• Bad TLPs
• CRC errors and more
- Fatal Error (FATAL_ERR#) signal (legacy SERR equivalent)
- INTA# signal
- Port status bits
- Eight software controllable General Purpose Output (GPO) signals
- JTAG boundary scanApplicationSuitable for docking stations, control plane applications, multi-function printers, DVRs, industrial control systems, medical imaging systems, embedded systems & AMC modules, the PEX 8509 can be configured for a wide variety of form factors and applications.
DescriptionLow-Power 8-Lane, 8-Port ExpressLaneTM PCIe Switch The PEX 8509 device offers PCI Express switching capability conforming to the PCI Express Base specification revision 1.1. PEX 8509 enables users to add scalable high bandwidth, non-blocking interconnects at the lowest cost to a wide variety of applications including communications platforms, consumer products, servers, storage systems, blade servers, industrial systems and embedded-control products. The PEX 8509 can be used as a fan-out, aggregation, or peer-to-peer switch, and is well-suited for Control Plane Applications, Docking Stations, DVRs, Multi- Function Printers, Industrial Control Systems, Medical Imaging Systems, Embedded Systems and AMC modules.
PEX 8509 Data Sheet
