The Switchtec PM8561 PFX-L Fanout-Lite PCIe Gen 3 fanout switch is a high reliability PCIe Base Specification 3.1-compliant switch supporting 24 lanes, 3 virtual switch partitions, 6 Non-Transparent Bridges (NTBs), hot- and surprise-plug controllers for each port, advanced error containment, and comprehensive diagnostics and debug capabilities.

For product comparison, please consider: PM8566, PM8565, PM8564, PM8563, PM8562

• Most flexible per port bifurcation in the industry
• 32 lanes
• 3 virtual switch partitions for efficient use of system resources
• Logical non-transparent (NT) interconnect allows for larger topologies
• Hot-plug controllers, end-to-end data integrity protection, high-quality, and low-power fifth generation SERDES
• Supports 1+1 and N+1 failover mechanisms
• NT address translation using direct windows and multiple sub-windows per BAR
• Error Containment
• Advanced Error Reporting (AER) on all ports
• Hot- plug controllers
• GPIOs configurable for different cable/connector standards
• PCIe Interfaces
• Passive, managed, and optical cables
• SHPC-enabled slot and edge connectors
• Diagnostics and Debug
• Transaction Layer Packet (TLP) generator for testing and debugging of links and error handling
• Real-time eye capture
• Any-to-any port mirroring for debug purposes
• External loopback at PHY and TLP layers
• Errors, statistics, performance, and TLP latency counters
• Peripheral I/O Interfaces
• Up to two (master/slave) two-wire interfaces (TWIs) with SMBus support
• Up to 78 parallel GPIO pins
• 1 UART
• 1 QSPI with optional inline ECC
• JTAG and EJTAG interface
• High-speed I/O
• PCIe Gen 3 8 GT/s
• Supports PCIe-compliant link training and manual PHY configuration
• Power Management
• Active State Power Management (ASPM)
• Software controlled power management
• Chiplink Diagnostic Tools
• Extensive debug, diagnostics, configuration, and analysis tools with an intuitive GUI
• Access to configuration data, management capabilities, and signal integrity analysis tools (such as real-time eye capture)
• Connects to device over in-band PCIe or sideband signals (UART, TWI, and EJTAG)
• Evaluation Kit
• PM5461-KIT—PSX/PFX 96/80/64xG3, 1-Slot, 16 HD Evaluation Kit