PEX8548-AA25BI G

Analog Switches - Special Purpose Overview

The PEX8548-AA25BI G is a PCI Express switch manufactured by Broadcom Limited, designed for high-performance data routing. It features 48 lanes and 9 ports, supporting Gen1 specifications. The component operates within a temperature range of -40°C to +85°C and utilizes a PBGA-736 surface-mount package. Classified as a PCI interface IC, it addresses complex connectivity requirements in server environments.

Analog Switches - Special Purpose Feature Summary

• Supports flexible port configurations for optimized server system design
• Enables non-transparent bridging for multi-host systems and memory domain isolation
• Provides virtual channels and traffic categories for quality of service management

Analog Switches - Special Purpose Applications

• Server I/O expansion and connectivity
• Multi-host system interconnects
• Storage area network switches

Analog Switches - Special Purpose Procurement Notes

This component is officially listed as End-of-Life (EOL) by the manufacturer. Availability is restricted, and current stock levels are limited or unavailable through standard distribution channels. Verification of lifecycle status and sourcing from authorized surplus suppliers is required before integration into new designs.

Analog Switches - Special Purpose Selection Notes

Engineers should evaluate alternative components due to the discontinued status of this part number. Compatibility with existing PCB footprints must be verified against newer generation switches. System bandwidth requirements and thermal constraints should be reassessed against modern PCIe standards to ensure long-term viability.

Analog Switches - Special Purpose Part Context

This device belongs to the Broadcom PEX series of PCI Express switches. It serves as an interface solution for connecting multiple PCIe endpoints. The specific model indicates a 48-lane configuration, distinguishing it from lower-port variants like the PEX8505 or mid-range options within the same product family.

Analog Switches - Special Purpose Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Engineers must consult official Broadcom support channels or technical datasheets for current recommended replacements compatible with the PBGA-736 package.