88E2040LA1-BUT4C000

Overview

The Marvell 88E2040LA1-BUT4C000 is a quad-port, five-speed Ethernet transceiver compliant with IEEE 802.3bz specifications. It supports data rates of 10 Mbps, 100 Mbps, 1 Gbps, 2.5 Gbps, and 5 Gbps over UTP copper lines up to 100 meters on Category 5e cables. The device features 5GBASE-R, 2500BASE-X, and SGMII host-side interfaces for backward compatibility with legacy speeds. It utilizes a Clause 45 MDC/MDIO management interface and operates within a temperature range of -40°C to +85°C. The component is housed in a 484-pin HFCBGA package measuring 23 mm by 23 mm.

Feature Summary

• Supports five-speed operation including 2.5G and 5G modes compliant with IEEE 802.3bz standards
• Enables dense multi-port applications through low power consumption across all structured wiring cable lengths
• Provides flexible host-side connectivity via 5GBASE-R, 2500BASE-X, and SGMII interfaces
• Achieves high signal integrity with bit error rate performance better than 1E-15

Applications

• Dense multi-port 2.5G and 5G network infrastructure deployments
• Enterprise campus and SMB connectivity solutions requiring backward compatibility
• Industrial embedded connectivity applications utilizing industrial-grade components

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and operating temperature grade. Ensure the procurement channel provides valid traceability for the commercial or industrial variant required by the design specification.

Selection Notes

Select this component when a quad-port PHY supporting 5GBASE-T over standard cabling is required. Confirm that the system design accommodates the 484-pin HFCBGA footprint and supports the necessary Clause 45 MDIO management protocol for configuration.

Part Context

This part belongs to the Marvell Alaska M family of physical layer devices. The family includes single-port variants like the 88E2010 and quad-port variants like the 88E2040L, designed to provide flexible, energy-efficient connectivity for modern Ethernet networks.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.