ISO6742FQDWRQ1

Overview

The ISO6742FQDWRQ1 is an automotive-grade, general-purpose quad-channel digital isolator manufactured by Texas Instruments. It features a SOIC-16 package and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a data rate of 50 Mbps, insulation voltage of 5000 Vrms, and operating supply current of 4.4 mA. The propagation delay time is specified at 11 ns.

Feature Summary

• Functional safety capable with documentation available for system design
• Provides robust data communication in industrial and automotive environments
• Supports high common-mode transient immunity

Applications

• Automotive systems requiring isolated digital communication
• Industrial applications needing general-purpose isolation
• Systems utilizing CAN bus interfaces

Procurement Notes

Verify the specific suffix 'FQDWWRQ1' against official Texas Instruments documentation to ensure correct package, temperature grade, and tape-and-reel configuration. Confirm functional safety documentation availability if required for your specific application design. Cross-reference the Mouser number 595-ISO6742FQDWRQ1 for accurate sourcing details.

Selection Notes

Select this component when a quad-channel isolator with 50 Mbps data rate and 5000 Vrms insulation is required for automotive or industrial use. Consider the 11 ns propagation delay and 4.4 mA supply current for power and timing constraints. Ensure the SOIC-16 package fits the PCB layout requirements.

Part Context

This device belongs to the ISO674x-Q1 family of digital isolators from Texas Instruments. It shares functional safety capabilities with related models like the ISO6740-Q1 and ISO6741-Q1. The series is designed for robust performance in harsh electromagnetic environments typical of automotive and industrial sectors.

Replacement Considerations

Check for direct substitutes within the ISO674x-Q1 family such as ISO6740-Q1 or ISO6741-Q1, ensuring channel count and data rates match. Verify pin compatibility and insulation ratings before substitution.

FAQ

Is the ISO6742FQDWRQ1 suitable for functional safety applications?

Yes, it is functional safety capable, with documentation available to aid in functional safety system design.

What is the maximum insulation voltage for this isolator?

The device supports an insulation voltage of 5000 Vrms.