PXF4222EV1.1

Telecom Overview

The PXF4222EV1.1 is an ATM interworking controller manufactured by Infineon Technologies, designed for telecommunications applications. It functions as an audio codec and interface IC within the ATM/IP interworking category. The component supports network integration tasks requiring protocol conversion and data handling between Asynchronous Transfer Mode (ATM) networks and IP-based systems. This specific part number represents a variant of the PXF4222 series, with documentation indicating its classification under interface integrated circuits.

Telecom Feature Summary

• Performs ATM to IP interworking functions
• Integrates audio codec capabilities
• Supports telecommunications network interfaces

Telecom Applications

• Telecommunications network infrastructure
• ATM to IP gateway implementations
• Network interface control units

Telecom Procurement Notes

Verify availability status carefully as this component may be discontinued or subject to limited supply constraints. Confirm RoHS compliance details through official manufacturer channels before procurement. Ensure compatibility with existing system requirements given the specialized nature of ATM interworking controllers. Check for valid datasheets and qualification reports from authorized sources.

Telecom Selection Notes

Select this component only when specific ATM interworking functionality is required alongside integrated audio processing. Consider the discontinued status or limited availability when planning long-term production runs. Evaluate alternative solutions if current inventory levels are insufficient for deployment needs. Verify pinout and package compatibility with target PCB designs.

Telecom Part Context

This device belongs to Infineon's portfolio of telecommunications interface solutions, specifically targeting the convergence of ATM and IP networks. It serves as a bridge component in legacy and hybrid network architectures where protocol translation is essential. The PXF4222 series addresses the need for efficient data handling in multi-protocol environments.

Telecom Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The PXF4222EV1.3-G is listed as a related variant but requires verification of functional equivalence. Consult official Infineon resources for potential obsolescence management strategies.