BCM56870A0KFSBG

Overview

The BCM56870A0KFSBG is a high-capacity StrataXGS Trident 4 multilayer Ethernet switch IC manufactured by Broadcom Limited. It provides a switching capacity of 3.2 Tbps and supports up to 32 ports of 100GbE connectivity. The device utilizes a 7nm process technology to deliver high port density and energy efficiency for modern data center infrastructures.

Feature Summary

• Supports 32x100Gbe multilayer switching capabilities
• Utilizes 7nm low-power process technology
• Integrates BroadScan flow analysis engine

Applications

• High-density data center spine and leaf architectures
• Core network routing and switching applications
• Cloud computing infrastructure interconnects

Procurement Notes

Verify the specific ordering suffix against the official Broadcom datasheet to confirm package type, temperature range, and lead-free status. Ensure compatibility with existing board designs regarding pinout and power requirements before procurement.

Selection Notes

Select this component for designs requiring 3.2Tbps throughput with 100G interface density. Evaluate thermal management solutions suitable for 7nm high-performance switches. Confirm software support for required networking operating systems and telemetry features.

Part Context

This part belongs to the StrataXGS Trident 4 family, designed for next-generation data centers. It complements lower-density models like the BCM56860 series while offering higher performance than earlier generations, targeting scalable cloud and enterprise core networks.

Replacement Considerations

Direct substitutes within the same family include the BCM56873A0KFSBG (2.0T/20x100G) or BCM56980B0KFSBG (32x400G). Verify pin-to-pin compatibility and software feature parity when considering alternative SKUs.