Broadcom Inc. Analog Switches - Special Purpose PEX8780-AB80BIG

The PEX8780-AB80BIG is an 80-lane, 20-port PCI Express Gen3 switch designed for high-performance applications. It features an integrated 8.0 GT/s SerDes and operates with a typical power consumption of 16.6 Watts. The device is compliant with PCI Express Base Specification r3.0 and is backward compatible with earlier versions, ensuring broad interoperability. This switch supports multi-host configurations, allowing up to four upstream host ports with failover capabilities, enhancing system reliability. It offers low packet latency of 150ns and a maximum payload size of 2048 bytes, making it suitable for performance-intensive applications such as servers and storage systems. The PEX8780 also includes advanced features for quality of service, error reporting, and performance monitoring, which are critical for maintaining data integrity and system performance. The device supports hot-plug functionality, enabling maintenance without system downtime, and provides flexible port configurations for various applications. Its architecture allows for dynamic link-width and SerDes speed control, optimizing performance based on traffic demands. Overall, the PEX8780-AB80BIG is a robust solution for engineers looking to implement high-availability, scalable PCIe systems.