BCM56146A1KFEBG

Overview

The BCM56146A1KFEBG is a high-performance Ethernet switch integrated circuit manufactured by Broadcom Limited. It belongs to the Trident II family, designed for data center and enterprise core routing applications. The device supports line-rate forwarding of packets up to 256 bytes with low latency. It features a non-blocking switching fabric capable of handling aggregate bandwidths suitable for modern network infrastructure. The component integrates multiple high-speed ports to facilitate dense connectivity in rack-mounted systems.

Feature Summary

• Supports advanced Quality of Service (QoS) mechanisms including traffic classification, scheduling, and congestion management.
• Integrates hardware-based security features such as ACLs and encryption offload capabilities.
• Provides flexible port configurations supporting various Ethernet speeds and protocols.
• Includes comprehensive monitoring and diagnostic functions for network visibility.

Applications

• Data center spine and leaf switches
• Enterprise core routers
• Service provider edge equipment

Procurement Notes

Verify the specific suffix KFE against the manufacturer's official datasheet to confirm package type and temperature range. Ensure the source provides traceability documentation. Confirm RoHS compliance status through the supplier's declaration. Check for any obsolescence notices from Broadcom before finalizing procurement decisions.

Selection Notes

Compare pin compatibility and software support with existing Trident II variants. Evaluate thermal requirements for the FBGA package in the target enclosure. Verify that the host system firmware supports the specific feature set enabled in this silicon revision. Assess power consumption against available board power delivery capabilities.

Part Context

This component is part of Broadcom's Trident II series, widely adopted in high-throughput networking gear. It succeeded earlier generations by offering higher port density and improved energy efficiency per gigabit. The model represents a standard commercial grade variant within the broader product line.

Replacement Considerations

Direct replacements include other parts within the Trident II family such as the BCM56146A0KFEBG if temperature ranges differ. Cross-reference with newer generation chips like the Trident III series only if architectural upgrades are acceptable and software migration paths exist.