VSC7422XJQ-02

Telecom Overview

The VSC7422XJQ-02 is a Layer-2 Gigabit Ethernet switch from the VSC7420-02 family, manufactured by Microchip Technology. It integrates 25 ports with 12 Gb/s Copper PHYs and a dedicated CPU interface. The device supports IEEE 802.3 standards including 10BASE-T, 100BASE-FX, and 1GBASE-X. It operates within a voltage range of 1 V to 1 V and functions at temperatures between 0°C and +125°C. The component utilizes a TQFP-302 package for surface mount installation.

Telecom Feature Summary

• Integrates a high-performance Layer-2 switching engine with shared queue architecture
• Includes built-in 12-port Gigabit Ethernet copper transceivers
• Supports comprehensive Quality of Service (QoS) and security features
• Features an integrated VCore-Ie CPU for advanced management

Telecom Applications

• Carrier-grade Ethernet access equipment
• Enterprise network aggregation switches
• Industrial communication infrastructure

Telecom Procurement Notes

Verify the specific ordering suffix against official datasheets to confirm pinout and configuration compatibility. Confirm current lifecycle status as components may be subject to discontinuation notices. Ensure environmental compliance documentation matches project requirements before finalizing procurement.

Telecom Selection Notes

Select this model when a fixed port count with integrated copper PHYs is required. Evaluate thermal performance for the specified operating temperature range. Verify that the TQFP-302 package dimensions fit the target PCB layout constraints.

Telecom Part Context

This component belongs to the VSC7420-02 family of Gigabit Ethernet switches. It shares architectural similarities with the VSC7420-02 and VSC7421-02 models, differing primarily in port density and internal PHY integration configurations defined by the manufacturer.

Telecom Replacement Considerations

Consult official Microchip Product Change Notices (PCN) for valid substitute part numbers. Do not assume functional equivalence with other series without verifying register compatibility and electrical specifications.