The PEX8525-AA25BIG is a PCIe switch from PLX Technology (now Broadcom). It's a high-performance, low-latency switch designed to provide connectivity and expansion capabilities in various PCIe-based systems.

Applications

• Servers
• Storage systems
• Networking equipment
• Industrial PCs
• Embedded systems

Features

• 24 lanes of PCIe Gen2
• 5 ports
• Non-transparent bridging (NTB) support
• Advanced error reporting and handling
• Hot-plug support
• Low latency
• Power management features

Benefits

• Increased Connectivity: Expands the number of PCIe slots available in a system, allowing for more peripherals and devices to be connected.
• Improved Performance: Low latency switching ensures fast data transfer between devices.
• Enhanced Reliability: Advanced error reporting and handling mechanisms improve system stability and reliability.
• Flexibility: NTB support enables system-to-system communication and resource sharing.
• Scalability: Allows for scalable system designs, enabling future expansion and upgrades.

Additional Details

The PEX8525-AA25BIG supports PCIe Gen2 speeds, providing a theoretical bandwidth of 5 GT/s per lane. It offers multiple ports for connecting various PCIe devices, such as graphics cards, network adapters, and storage controllers. The switch features advanced error reporting and handling capabilities, including advanced error reporting (AER) and error injection. Hot-plug support allows for adding or removing devices without shutting down the system. The device also includes power management features to reduce power consumption. Detailed specifications, including power requirements, operating temperature range, and package information, are available in the device datasheet.