XRT75R03DIV

Overview

The XRT75R03DIV is a telecom interface integrated circuit manufactured by MaxLinear. It functions as a Line Interface Unit (LIU) supporting T3, E3, and STS1 standards. The device operates at a supply voltage of 3.3V and includes redundancy features for enhanced reliability. It is housed in a 128-LQFP package with dimensions of 14x20 mm. The component draws a supply current of 410mA. This part is designed for high-performance digital line interfacing in telecommunications infrastructure.

Feature Summary

• Supports T3, E3, and STS1 line interface unit protocols
• Operates on a 3.3V power supply with built-in redundancy
• Integrated within a 128-LQFP surface-mount package

Applications

• Telecommunications network infrastructure
• Digital signal processing systems requiring T3/E3/STS1 interfaces
• High-reliability communication equipment

Procurement Notes

Verify the exact suffix 'DIV' against official MaxLinear documentation to confirm pinout and electrical specifications. Ensure compatibility with 3.3V logic levels and check for any specific redundancy configuration requirements defined in the datasheet before integration into designs.

Selection Notes

Select this component when designing systems requiring dedicated T3, E3, or STS1 line interfacing with redundancy capabilities. Consider the 128-LQFP package constraints and 410mA current consumption during thermal management and PCB layout planning. Confirm availability status as discontinuation may impact long-term supply.

Part Context

The XRT75R03DIV belongs to the MaxLinear XRT series of telecom interface ICs. These components are specialized for handling digital carrier signals in professional telecommunications environments. The series typically offers various channel counts and voltage options to suit different network node requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.