BCM56071A0IFSBG

Overview

The Broadcom BCM56071A0IFSBG is a high-performance Ethernet switch integrated circuit designed for data center and enterprise networking applications. It delivers a switching capacity of 320 Gbps, supporting flexible port configurations including 16x 10GbE or 48x 2.5GbE interfaces. The device integrates MACsec hardware acceleration to provide line-rate encryption capabilities without impacting throughput. Manufactured using a 16nm process technology, the chip offers low power consumption and a compact footprint suitable for space-constrained designs. It supports various SerDes modes such as XFI, SGMII, and QSGMII, enabling versatile connectivity options for control and data plane applications.

Feature Summary

• Integrates MACsec hardware acceleration for secure, line-rate data encryption.
• Utilizes 16nm process technology to achieve high performance density with reduced power consumption.
• Supports flexible I/O configurations with multiple SerDes modes for diverse port speeds.
• Features an embedded ARM A9 processor for enhanced control plane management.

Applications

• Enterprise core and aggregation switches requiring high security.
• Data center spine and leaf architectures needing dense port connectivity.
• Cost-sensitive SMB web-smart switch implementations.
• Embedded network appliances with strict size and power constraints.

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required package types and temperature ranges. Confirm RoHS compliance status and lead times directly with authorized distributors, as supply chain conditions may vary. Ensure that the selected variant matches the intended application's voltage and interface requirements before finalizing procurement orders.

Selection Notes

Select this component when a balance of moderate switching capacity and integrated security features is required. Consider the 16nm process benefits for thermal management in enclosed environments. Evaluate the available port configurations against the target network topology to maximize port utilization. Verify software support availability if custom control plane functions are necessary for the deployment scenario.

Part Context

This model belongs to the Broadcom BCM56071 series, which targets mid-range switching applications. It sits below higher-capacity models like the BCM56072 in terms of raw bandwidth but offers significant integration advantages. The series is designed to bridge the gap between entry-level switches and high-end data center fabrics, providing essential features like MACsec in a cost-effective form factor.

Replacement Considerations

Direct replacements within the same family include the BCM56071A0KFSBG, which shares similar architectural foundations. Cross-family migration to the BCM53402 series may be considered for different port density requirements. Always verify pinout compatibility and software driver support when substituting components to ensure seamless integration into existing designs.