XRT73L03BIV-F

Overview

The XRT73L03BIV-F is a three-channel Line Interface Unit (LIU) manufactured by MaxLinear, designed for DS3, E3, and STS-1 telecommunications applications. It operates within the LQFP-120 surface-mount package and supports supply voltages ranging from 3.3V to 5V. The device functions across an industrial temperature range of -45°C to +85°C. As part of the XRT73L03B series, it integrates line interface capabilities required for high-speed digital signal transmission in telecom infrastructure.

Feature Summary

• Provides integrated line interface functionality for DS3, E3, and STS-1 protocols
• Supports multi-voltage operation with 3.3V and 5V compatibility
• Engineered for robust performance in industrial temperature environments

Applications

• DS3/E3/STS-1 Line Interface Units
• Telecommunications Interface ICs
• High-speed digital transmission systems

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance details via official documentation before integration. Check humidity sensitivity handling requirements during storage and assembly processes to ensure device reliability.

Selection Notes

Select this component for designs requiring three-channel LIU support in DS3/E3/STS-1 architectures. Ensure PCB layout accommodates the LQFP-120 footprint. Validate thermal management strategies for the specified industrial temperature range.

Part Context

This component belongs to the XRT73L03B series of telecom interface ICs. It serves as a specialized solution for line interface units in digital telecommunications networks. The device complements other interface solutions within the manufacturer's portfolio for network infrastructure equipment.

Replacement Considerations

Public confirmed substitute part numbers are not available in verified sources.