BCM53422A0KFSBG

Overview

The BCM53422A0KFSBG is an Ethernet switch controller manufactured by Broadcom Limited. It integrates eight 1 Gigabit Ethernet ports and two 10 Gigabit Ethernet SerDes interfaces, providing a hybrid connectivity solution for enterprise access and aggregation layers. The component operates within the BCM53422 product family and supports standard Ethernet protocols for data forwarding. It utilizes a BGA package suitable for surface mount technology. The device is designed to handle high-throughput switching tasks while maintaining compatibility with existing network infrastructure standards.

Feature Summary

• Integrates multiple copper and serial interface types on a single chip
• Supports high-speed data transmission via dedicated SerDes lanes
• Designed for enterprise-grade network switching applications

Applications

• Enterprise network switches
• Aggregation layer networking equipment
• Access point controllers

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct package and temperature grade specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to assembly planning. Cross-reference the part number with official distributor catalogs to validate availability and lead times. Ensure that the procurement channel provides genuine components with traceable origin documentation.

Selection Notes

Select this component when a design requires both 1G copper ports and 10G uplink capabilities without external transceivers for the high-speed links. Evaluate pinout compatibility and thermal dissipation requirements for the BGA package during PCB layout. Compare power consumption profiles against alternative switches in the same series to optimize system energy efficiency. Verify software support and driver availability for the intended operating environment.

Part Context

This part belongs to the Broadcom BCM53422 series of Ethernet switches. It shares architectural similarities with other members like the BCM53402 but offers distinct port configurations. The series targets cost-effective yet high-performance networking solutions. Understanding the broader family helps in identifying compatible reference designs and development tools provided by the manufacturer.

Replacement Considerations

Check for direct substitutes within the BCM53422 family that may offer different port counts or package options. Verify functional equivalence if considering cross-series replacements from other vendors. Ensure that any alternative part maintains compatibility with existing firmware and hardware interfaces.