BCM56821B0IFSBLG

Overview

The BCM56821B0IFSBLG is a telecommunications integrated circuit manufactured by Broadcom Limited, classified as a multi-layer switch. It features a PCI Express interface for system connectivity and is packaged in an LGA format. The component is designated as obsolete with a final purchase date of August 31, 2022. It complies with RoHS3 standards and carries an ECCN classification of 5A991C1.

Feature Summary

• Multi-layer switching architecture
• PCI Express interface integration

Applications

• Telecommunications equipment
• Network switching infrastructure

Procurement Notes

This component is officially obsolete and no longer in production. Procurement is restricted to the secondary market or surplus inventory channels. Verify authenticity carefully due to the high risk of counterfeit parts in the aftermarket for discontinued Broadcom switches. Confirm the specific suffix matches the required package and temperature grade before acquisition.

Selection Notes

Designers should consider modern Broadcom alternatives within the same family, such as the BCM56xxx series, which offer updated performance and availability. Evaluate pin compatibility and software support when migrating from this obsolete part to ensure seamless integration into existing network architectures without requiring extensive redesign.

Part Context

This part belongs to the Broadcom BCM56821B0xFSBLG family of telecom switches. These devices are designed for high-density packet processing in carrier-grade environments. The specific suffix indicates the package type and operating temperature range, distinguishing it from other variants in the broader BCM56821 product line.