BCM82073BKFSBG

Overview

The Broadcom BCM82073BKFSBG is a high-performance Ethernet switch ASIC designed for enterprise and data center switching applications. It supports up to 48 ports of 10 Gigabit Ethernet and 6 ports of 40 Gigabit Ethernet, providing a total switching capacity of 576 Gbps. The device integrates a non-blocking shared memory architecture with 16 MB of on-chip SRAM for efficient packet buffering. It features advanced Quality of Service (QoS) capabilities, including hardware-based traffic classification, scheduling, and congestion management. The component supports comprehensive Layer 2/Layer 3 switching functions, multicast routing, and security features such as ACLs and port security.

Feature Summary

• Integrates 48x 10GbE and 6x 40GbE interfaces for high-density connectivity
• Utilizes a non-blocking shared memory architecture with 16MB SRAM
• Provides hardware-accelerated QoS and congestion management
• Supports advanced Layer 2/Layer 3 switching and security protocols

Applications

• Enterprise core and aggregation layer switches
• Data center top-of-rack (ToR) switching
• High-performance network infrastructure equipment

Procurement Notes

Verify the specific suffix BKFSBG against the official Broadcom datasheet to confirm package type, temperature range, and lead-free status. Ensure compatibility with existing PCB footprints and thermal design requirements. Request original manufacturer documentation or authorized distributor certificates to validate authenticity and traceability before procurement.

Selection Notes

Select this component for designs requiring high port density with mixed 10G and 40G interface support. Evaluate power consumption and thermal dissipation needs due to the high switching capacity. Confirm that the host system provides adequate clocking and reset signals. Verify software support availability for the intended switching firmware if applicable.

Part Context

This part belongs to Broadcom's Trident series of Ethernet switch ASICs, known for high throughput and low latency in enterprise networking. The BCM82073 variant specifically targets applications needing scalable 10G/40G connectivity. It is commonly used in building robust switching platforms for service providers and large enterprises.

Replacement Considerations

Check for newer revisions within the same Trident family or cross-reference with Broadcom's official substitution guide. Consider equivalent offerings from other vendors only if pin-to-pin compatibility and feature parity are verified through official documentation.