BCM56628B2KFSBLG

Overview

The BCM56628B2KFSBLG is a high-performance Ethernet switch integrated circuit manufactured by Broadcom Limited. It belongs to the Tomahawk series of switching solutions, designed for high-density data center and enterprise network applications. The component utilizes advanced semiconductor process technology to deliver substantial throughput capabilities while maintaining energy efficiency. It supports multiple port speeds and offers flexible configuration options to accommodate diverse networking requirements. The device integrates significant on-chip memory resources to manage packet buffering effectively under varying traffic loads.

Feature Summary

• Supports P4 programmability for custom packet processing and control plane flexibility
• Integrates large on-chip buffer memory with dynamic allocation capabilities
• Features high port density with support for multiple line rates including 100G and 400G
• Compatible with open software-defined networking (SDN) controllers

Applications

• High-performance data center spine and leaf switches
• Enterprise core routing and switching infrastructure
• Service provider edge aggregation platforms

Procurement Notes

Verify the specific suffix B2KFSBLG against official Broadcom documentation to confirm pinout, temperature range, and packaging details. Ensure compatibility with existing board designs regarding power delivery and thermal management. Confirm current availability status as product lifecycles may affect long-term supply. Request original manufacturer datasheets for accurate electrical specifications before integration.

Selection Notes

Select this component for applications requiring high throughput and low latency in dense switching environments. Evaluate the trade-off between port speed configurations and available buffer space for burst tolerance. Consider the integration complexity of P4 programmability if custom packet handling is required. Assess thermal design needs based on the specific operating conditions and port utilization rates.

Part Context

This part is part of Broadcom's Tomahawk family of switching chips, which are industry-standard solutions for high-bandwidth networking. The Tomahawk series is widely adopted in cloud computing and telecommunications infrastructure due to its scalability and performance. The BCM56628 variant specifically targets high-port-count deployments requiring advanced traffic engineering features.

Replacement Considerations

Check for direct cross-references within the same Tomahawk generation. Verify mechanical footprint compatibility if substituting with similar packages. Ensure firmware and software support alignment for any alternative components.