ISO7710FQDQ1

Overview

The ISO7710FQDQ1 is a single-channel digital isolator from Texas Instruments, designed for automotive applications with AEC-Q100 Grade 1 qualification. It operates within a temperature range of -40°C to 125°C and supports data rates up to 100 Mbps. The device features capacitive coupling isolation with a 3000 VRMS insulation voltage rating per UL 1577. Key electrical parameters include a propagation delay of 11 ns, common-mode transient immunity of 85 kV/µs, and a supply voltage range of 2.25 V to 5.5 V. It consumes 5.9 mA of operating current and is housed in an 8-SOIC package.

Feature Summary

• Automotive robust EMC performance with AEC-Q100 Grade 1 qualification
• High-speed signal transmission capability at 100 Mbps
• Enhanced safety isolation ratings compliant with UL standards

Applications

• Automotive electronic control units requiring galvanic isolation
• Industrial communication interfaces demanding high EMC resilience
• Safety-critical systems utilizing reinforced insulation barriers

Procurement Notes

Verify the specific suffix 'FQDRQ1' against the requested part number 'ISO7710FQDQ1'. Datasheets indicate 'ISO7710FQDQ1' as a valid designation, while 'ISO7710FQDRQ1' appears in distributor listings. Confirm that the packaging type and tape/reel specifications match your assembly requirements before ordering. Ensure the component meets the required automotive grade specifications for your target application environment.

Selection Notes

Select this component when a single-channel isolator with high common-mode transient immunity is required for automotive environments. The 100 Mbps data rate suits standard industrial protocols. Consider the 8-SOIC package dimensions for PCB layout constraints. Verify that the 3000 VRMS isolation rating meets the safety standards of the specific system design.

Part Context

This device belongs to the ISO7710-Q1 family of high-speed digital isolators. It utilizes Texas Instruments' silicon dioxide (SiO2) isolation technology. The family includes variants with different channel counts and isolation ratings. The Q1 suffix denotes automotive qualification, ensuring reliability under harsh operating conditions defined by AEC-Q100 standards.

Replacement Considerations

Check for direct cross-references within the ISO7710 series. Verify pin compatibility with existing designs if substituting with other single-channel isolators. Ensure the replacement maintains the same AEC-Q100 Grade 1 qualification and isolation voltage ratings.