VSC8552XKS-04

Overview

The VSC8552XKS-04 is a dual-port Gigabit Ethernet PHY transceiver manufactured by Microchip Technology. It supports 10/100/1000BASE-T standards and integrates QSGMII and SGMII interfaces for MAC connectivity. The device operates within a supply voltage range of 950 mV to 1.05 V and functions between -40°C and +125°C. Packaged in a PBGA-256 format, it provides four transceivers with data rates up to 1 Gb/s.

Feature Summary

• Dual media port architecture supporting copper and fiber connections
• Integrated QSGMII and SGMII interface capabilities
• Support for IEEE 1588 Precision Time Protocol synchronization

Applications

• Carrier-grade network infrastructure equipment
• Industrial automation control systems
• Telecommunications base station backhaul units

Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified partners. Confirm the specific suffix designation matches project requirements. Review the official datasheet for pinout compatibility and thermal management specifications before integration into final assemblies.

Selection Notes

Select this model when dual-port Gigabit connectivity with precise timing synchronization is required. Ensure the design accommodates the specified 1.0 V core voltage domain. Verify that the PBGA-256 package footprint aligns with the PCB layout constraints and manufacturing capabilities.

Part Context

This component belongs to the VSC85xx family of high-performance Ethernet PHYs designed for demanding networking applications. It serves as a specialized solution for environments requiring robust physical layer performance and deterministic latency characteristics across multiple ports.

Replacement Considerations

Consult Microchip documentation for direct cross-reference alternatives. Evaluate functional equivalence regarding interface types and power specifications before substituting.