BCM56271A0KFEBG

Overview

The BCM56271A0KFEBG is a high-performance Ethernet switch fabric chip from the Broadcom Tomahawk family, designed for enterprise and data center core routing applications. It delivers a switching capacity of 3.84 Tbps with a packet buffer size of 12 MB. The device supports port speeds ranging from 1G to 40G, featuring 96 ports of 40GbE or 384 ports of 10GbE. It utilizes a 28nm process technology and operates within a commercial temperature range of 0°C to 70°C. The component is housed in an FCBGA package to support high-density PCB layouts.

Feature Summary

• Supports flexible port configurations including 40GbE and 10GbE interfaces
• Integrates 12MB on-chip packet buffer for traffic management
• Compatible with standard SDN controllers and open network operating systems

Applications

• Enterprise core routers
• Data center spine switches
• High-capacity aggregation layers

Procurement Notes

Verify the specific suffix 'KFEBG' against the manufacturer's official datasheet to confirm the exact thermal grade and package variant. Ensure compatibility with existing board designs regarding pinout and power requirements before procurement.

Selection Notes

Select this model for deployments requiring 3.84Tbps throughput with 40G/10G flexibility. Compare against the BCM56271A0KFSBG if industrial temperature ranges are required, as the KFE suffix typically denotes commercial specifications.

Part Context

This component belongs to the Broadcom Tomahawk series, a line of high-performance switch fabrics. It serves as a foundational element for building scalable networking infrastructure, bridging access and core layers in modern data centers.

Replacement Considerations

The BCM56271A0KFSBG is a confirmed substitute offering similar functionality but potentially differing in thermal specifications. Verify pin-to-pin compatibility and software support before substitution.