PM5420C-FXI

Controllers Overview

The PM5420C-FXI is a network controller and processor IC from Microchip Technology, belonging to the HyPHY family. It supports multi-rate and multi-protocol operations over OTN, SONET, and SDH PHY layers. The device integrates capabilities for 2x10G and 16xSFP interfaces. It is classified under Communication & Networking ICs. The component is currently obsolete and no longer in production.

Controllers Feature Summary

• Supports multi-rate and multi-protocol operations
• Integrates 2x10G and 16xSFP interface capabilities
• Operates over OTN, SONET, and SDH PHY layers

Controllers Applications

• OTN network implementations
• SONET network implementations
• SDH network implementations

Controllers Procurement Notes

This component is officially listed as obsolete by the manufacturer. Availability is limited to existing stock or surplus channels. Verify authenticity carefully when sourcing from third-party distributors. Ensure compatibility with legacy systems requiring this specific obsolete part number before procurement.

Controllers Selection Notes

Select this component only for designs requiring legacy support for the specified HyPHY architecture. Consider newer Microchip alternatives if new development is underway. Evaluate pinout and software compatibility with existing system firmware. Confirm that the obsolete status does not impact long-term maintenance requirements.

Controllers Part Context

The PM5420C-FXI is part of Microchip's HyPHY series of network controllers. It is designed for high-speed optical networking applications. The 'FXI' suffix denotes a specific package and temperature variant within the product line. It serves as a bridge between higher-layer protocols and physical media.

Controllers Replacement Considerations

No official direct replacement part numbers are documented for this obsolete component. Engineers should consult Microchip technical support for potential obsolescence management strategies or equivalent modern solutions.