PM5426C-FEI

Controllers Overview

The PM5426C-FEI is a network controller and processor IC manufactured by Microchip Technology, belonging to the HyPHY family. It is designed for high-performance optical networking applications, specifically supporting 10G data rates. The component integrates PHY capabilities for multi-rate and multi-protocol operations over OTN, SONET, and SDH standards. It features a single 10G interface configuration. The device is supplied in a Tray package with a factory quantity of 21 units per tray. It complies with RoHS directives and is marked as Pb Free.

Controllers Feature Summary

• Supports multi-rate and multi-protocol operations over OTN, SONET, and SDH standards
• Integrates 10G PHY functionality within the HyPHY network controller family
• Designed for high-performance optical networking infrastructure applications

Controllers Applications

• Optical Transport Network (OTN) systems
• Synchronous Optical Networking (SONET) equipment
• Synchronous Digital Hierarchy (SDH) infrastructure

Controllers Procurement Notes

This component is officially listed as End-of-Life (EOL) by the manufacturer. Availability is restricted, and standard distribution channels may not stock new units. Verification of authenticity and condition is critical when sourcing from third-party suppliers due to the discontinued status. Buyers should confirm the specific revision and packaging details against official datasheets before procurement.

Controllers Selection Notes

Engineers selecting this part must account for its discontinued status and limited availability. The PM5426C-FEI is part of a broader HyPHY portfolio; alternative models within the same family may offer different port configurations or protocol support. Design-in decisions should consider long-term supply chain stability and potential migration paths to newer generations of network controllers if future production scalability is required.

Controllers Part Context

The PM5426C-FEI belongs to Microchip's HyPHY series of network processors, which are optimized for optical transport networks. This specific model focuses on 10G interfaces, complementing other variants like the PM5420C-FEI (20G) and PM5426C-FGI (multi-rate). These components serve as core processing elements in telecommunications hardware requiring robust protocol handling and high-speed data transmission capabilities.

Controllers Replacement Considerations

Official substitutes are not explicitly confirmed in public discontinuance notifications. Engineers should consult Microchip's product change notifications (PCN) for recommended replacements within the HyPHY family. Cross-referencing pinouts and electrical specifications with newer generation network controllers is necessary for any direct replacement strategy.