VSC8552XKS-01

Overview

The VSC8552XKS-01 is a dual-port Gigabit Ethernet PHY manufactured by Microchip Technology. It supports IEEE 802.3az Energy Efficient Ethernet (EEE) for power optimization in enterprise and data center networks. The device features two transceivers with data rates of 10, 100, and 1000 Mb/s. It operates within a supply voltage range of 950 mV to 1.05 V and functions at temperatures from -40°C to +125°C. Packaged in a 256-pin PBGA, it supports jumbo frames up to 10 KB.

Feature Summary

• Integrates EcoEthernet technology to optimize power consumption in high-bandwidth environments.
• Supports jumbo frames up to 10 KB for efficient data handling in video streaming applications.
• Provides reliable real-time communication capabilities for industrial device control.

Applications

• Enterprise network infrastructure
• Data center connectivity solutions
• Industrial device real-time control systems

Procurement Notes

This component is officially listed as obsolete and scheduled for discontinuation by the manufacturer. Procurement should verify current availability through authorized distributors, noting that stock may be limited or exhausted. Designers must assess end-of-life implications for long-term production support before integrating this part into new hardware specifications.

Selection Notes

Engineers requiring active replacement options should evaluate newer Microchip Ethernet PHY models compatible with similar interface standards. Considerations include verifying pin-to-pin compatibility and ensuring support for required frame sizes and temperature ranges. Transitioning to available alternatives ensures sustained supply chain stability for ongoing manufacturing needs.

Part Context

The VSC8552 series represents Microchip's portfolio of Gigabit Ethernet physical layer transceivers designed for robust network connectivity. This specific model utilizes a 256-pin PBGA package to accommodate dual-port functionality. It serves as a critical interface component bridging MAC controllers and physical media in high-performance networking equipment.

Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material due to the component's obsolete status. Users should consult Microchip's official obsolescence notices or contact technical support for recommended active replacements suitable for their specific application requirements.