The is a high-performance, single-chip 400GbE physical layer (PHY) transceiver designed to serve as a critical connectivity bridge in hyperscale data centers and cloud networks . Operating primarily as an 8 × 56 Gb/s PAM-4 to 16 × 25 Gb/s NRZ reverse gearbox , the chip enables next-generation network switches to maintain complete backwards compatibility with legacy network infrastructure.
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: Integrated Pseudorandom Binary Sequence (PRBS) data generator and checker alongside per-lane eye monitoring accessible via Management Data Input/Output (MDIO). Operational Modes and Protocol Support The is a high-performance, single-chip 400GbE physical layer
By converting dense, multi-level Pulse Amplitude Modulation (PAM-4) signals into traditional Non-Return-to-Zero (NRZ) formats, the Broadcom BCM81724 bypasses the need for costly hardware overhauls when upgrading core data center switch architectures. Core Architecture and Technological Overview Core Architecture and Technological Overview : Providing the
: Providing the "bridge" needed for rapid migration to newer terabit switches and routers without replacing all existing optical infrastructure. PAM-4 vs. NRZ conversion process or its compatibility with specific switch ASICs AI responses may include mistakes. Learn more BCM81724 - Support Documents and Downloads
: Includes support for Forward Error Correction (FEC), essential for maintaining data integrity at high speeds. Physical Form : It is housed in a compact 19 mm x 19 mm BGA package. Key Applications