BCM57412B1KFSBG

Overview

The BCM57412B1KFSBG is a single-port Gigabit Ethernet controller manufactured by Broadcom Limited. It integrates an Ethernet MAC and PHY into a single package, supporting 10/100/1000 Mbps data rates over twisted-pair copper cabling. The device features a PCI Express interface for host connectivity and includes hardware offloading capabilities to reduce CPU utilization. Designed for desktop and entry-level server applications, it provides robust network performance with integrated power management features.

Feature Summary

• Integrates MAC and PHY functions for simplified system design
• Supports PCI Express interface for high-speed host communication
• Includes hardware offloading engines to minimize processor overhead

Applications

• Desktop computer networking solutions
• Entry-level server network interfaces
• Workstation connectivity modules

Procurement Notes

Verify the component authenticity through official manufacturer channels or authorized distributors. Confirm the specific suffix indicates the correct package type and temperature rating. Request original datasheets to validate pin configurations and electrical specifications before integration into designs.

Selection Notes

Select this component when a single-port Gigabit solution with PCI Express connectivity is required. Consider the integrated MAC/PHY architecture for space-constrained designs. Evaluate thermal requirements based on the specific operating environment and ensure compatibility with the target motherboard's PCIe lane configuration.

Part Context

This part belongs to Broadcom's NetXtreme II series of Ethernet controllers. The series is widely used in enterprise and consumer computing platforms. The B1KFSBG suffix typically denotes a specific package variant and operational range within the broader BCM57412 family.