PBL3764/4NSR2A

Telecom Overview

The PBL3764/4NSR2A is a bipolar Subscriber Line Interface Circuit (SLIC) designed for telecommunications applications. It facilitates 2-wire to 4-wire conversion, enabling the connection of analog telephones and fax machines to digital switching systems. The component integrates essential interface functions required for standard telephone line operation within telecom infrastructure.

Telecom Feature Summary

• Provides 2-wire to 4-wire signal conversion for subscriber lines
• Integrates bipolar technology for reliable SLIC operation
• Designed specifically for telecommunications interface requirements

Telecom Applications

• Analog telephone line interfaces
• Fax machine connectivity circuits
• Digital switching system subscriber ports

Telecom Procurement Notes

Verify the exact part marking against Infineon official documentation to confirm authenticity. Ensure the package type matches the specific variant intended for your PCB layout. Cross-reference the datasheet revision with your design requirements to guarantee functional compatibility.

Telecom Selection Notes

Select this component when designing standard analog subscriber interfaces requiring bipolar SLIC functionality. It is suitable for applications needing direct 2-wire to 4-wire conversion without additional external interface chips. Consider thermal and voltage ratings relative to the specific line conditions in your target market.

Telecom Part Context

This device belongs to Infineon's portfolio of telecommunications interface solutions. It serves as a specialized integrated circuit for connecting end-user analog devices to digital network infrastructure, supporting standard voice and data transmission protocols over traditional copper lines.

Telecom Replacement Considerations

Consult Infineon official resources for qualified alternatives. No public substitute part numbers are confirmed in available documentation.