SI86S642HC-IS1

Digital Isolators Overview

The SI86S642HC-IS1 is a digital isolator from Skyworks Solutions featuring four unidirectional channels with capacitive coupling technology. It provides an isolation voltage of 3.75 kVrms and supports a minimum common mode rejection of 150 kV/µs. The device operates within a supply voltage range of 2.375 V to 5.5 V and delivers a propagation delay of 8 ns. It utilizes a SOIC-NB-16 package for surface mount installation.

Digital Isolators Feature Summary

• Four-channel unidirectional signal isolation
• High common mode transient immunity
• Capacitive coupling isolation architecture

Digital Isolators Applications

• Automotive electronic systems
• Industrial communication interfaces
• Power management circuits

Digital Isolators Procurement Notes

Verify the specific suffix IS1 against official Skyworks documentation to confirm pinout and packaging details. Confirm RoHS compliance status through current datasheets. Check for any product change notifications that may affect availability or specifications before finalizing procurement plans.

Digital Isolators Selection Notes

Select this component when four isolated bidirectional data paths are required in space-constrained designs. The high common mode rejection rating makes it suitable for noisy environments. Ensure the operating temperature range meets system requirements and that the SOIC-NB-16 footprint aligns with the PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si86S6x series of automotive-grade digital isolators. It shares architectural similarities with other members of the family but offers specific channel counts and isolation ratings tailored for robust industrial and automotive applications requiring reliable signal transmission across isolation barriers.

Digital Isolators Replacement Considerations

Direct substitutes include SI86S642HC-AS1 and SI86S642EE-AS2R, though package and reel variations differ. Verify functional equivalence and pin compatibility before swapping.