BCM56440B0IFSBLG

Overview

The BCM56440B0IFSBLG is a high-performance Ethernet switch integrated circuit manufactured by Broadcom Limited. It belongs to the BCM56440 family, designed for dense port count applications in enterprise and data center networking infrastructure. The component provides scalable switching capabilities with support for multiple Gigabit Ethernet interfaces. It integrates advanced packet processing features and memory management units to handle high-throughput traffic loads efficiently. The device utilizes a Ball Grid Array (BGA) package suitable for surface mount assembly on printed circuit boards.

Feature Summary

• High-density multi-port Ethernet switching capability
• Integrated packet buffering and memory management
• Support for standard Gigabit Ethernet protocols

Applications

• Enterprise core and distribution layer switches
• Data center access layer aggregation
• Telecommunications network equipment

Procurement Notes

This specific part number is listed as obsolete or discontinued by major distributors such as DigiKey. Verification of current availability requires checking authorized channel status directly with Broadcom or certified partners. Ensure that any sourced units are genuine components with proper traceability documentation, as end-of-life products may only be available through secondary market suppliers.

Selection Notes

Engineers replacing this component should consult the official BCM56440 family datasheet for pinout compatibility and electrical specifications. Verify that the replacement IC supports the required port density and interface standards. Consider thermal design requirements associated with the BGA package and ensure the PCB layout accommodates the necessary power delivery and signal integrity constraints for high-speed switching operations.

Part Context

The BCM56440 series represents Broadcom's solution for high-port-count switching applications. This model specifically targets environments requiring robust Layer 2/Layer 3 forwarding performance. It serves as a central processing unit for network switches, managing data flow between connected devices. The component is integral to building scalable network architectures that demand low latency and high reliability.

Replacement Considerations

Public records indicate this part is discontinued. Potential substitutes within the same Broadcom portfolio include other BCM56440 variants or newer generation chips like the BCM56440XB0KFSBLG. Cross-reference pinouts and software compatibility before substitution.