VSC8564XKS-11

Overview

The VSC8564XKS-11 is a quad-port Gigabit Ethernet PHY manufactured by Microchip Technology. It supports 10/100/1000BASE-T standards over copper and fiber media via integrated SerDes interfaces. The device features Intellisec technology for hardware-based MACsec encryption, synchronous Ethernet capabilities, and Energy Efficient Ethernet (EEE). It connects to host processors through QSGMII or SGMII MAC interfaces and includes support for IEEE 802.3af Power over Ethernet. The component operates within a temperature range of 0°C to +125°C and utilizes a BGA-256 package.

Feature Summary

• Integrates hardware-accelerated MACsec encryption for secure data transmission
• Supports flexible media connectivity with Cat5 twisted pair and fiber optic links
• Provides high-density MAC interfacing via Quad-SGMII and SGMII protocols
• Includes advanced power management features such as EEE and PoE support

Applications

• Carrier-grade Ethernet infrastructure equipment
• Data center switching and routing platforms
• Industrial networking gateways requiring extended temperature operation
• Telecommunications access nodes

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet revision to ensure compatibility with required interface configurations and environmental ratings. Confirm that the BGA-256 package dimensions align with the target PCB layout constraints. Cross-reference the part number with official distributor catalogs to validate availability status and lead times prior to finalizing procurement plans.

Selection Notes

Select this component when a design requires four independent Gigabit Ethernet ports with integrated security features. Ensure the host processor supports QSGMII or SGMII interfaces for optimal bandwidth utilization. Verify that the system power budget accommodates the specified supply voltage requirements and thermal dissipation needs associated with the BGA-256 package in the intended operating environment.

Part Context

This component belongs to the VSC8564 family of Ethernet transceivers designed for high-performance networking applications. It serves as a critical link between the MAC layer and physical media, handling signal modulation and demodulation. The integration of MACsec allows for reduced latency compared to software-based encryption solutions, making it suitable for security-sensitive network segments.

Replacement Considerations

Consult the manufacturer's cross-reference documentation for verified substitute part numbers. Ensure any replacement maintains identical pinout compatibility and functional specifications regarding MACsec support and interface protocols.