SI86S642BC-IS1R

Digital Isolators Overview

The SI86S642BC-IS1R is a digital isolator from Skyworks Solutions featuring four unidirectional channels with capacitive coupling. It provides an insulation voltage of 3750 Vrms and supports data rates up to 150 Mbps. The device operates within a supply voltage range of 2.25 V to 5.5 V and exhibits a propagation delay of 8 ns. It includes a shutdown function and offers common-mode transient immunity of 100 kV/µs. Packaged in a 16-pin SOIC-NB, it is designed for automotive applications.

Digital Isolators Feature Summary

• Provides galvanic isolation via capacitive coupling technology
• Includes integrated shutdown control for power management
• Supports high-speed data transmission up to 150 Mbps
• Engineered for automotive-grade reliability and durability

Digital Isolators Applications

• Automotive electronic systems requiring isolated communication
• Industrial equipment with high-voltage isolation needs
• Power conversion circuits requiring signal isolation
• Motor control interfaces demanding reliable data transfer

Digital Isolators Procurement Notes

Verify the specific suffix IS1R indicates reel packaging when sourcing. Confirm RoHS compliance status through official manufacturer documentation. Ensure the component meets automotive qualification standards required for your specific application environment. Cross-reference datasheet revisions to confirm pinout and electrical characteristics remain unchanged.

Digital Isolators Selection Notes

Select this component for designs requiring four independent unidirectional isolation channels. Consider the 16-pin SOIC-NB package for space-constrained PCB layouts. Evaluate the 100 kV/µs CMTI rating against noise environments in your system. Verify that the 8 ns propagation delay aligns with timing requirements of your communication protocol.

Digital Isolators Part Context

This part belongs to the Si86S6x series of automotive digital isolators. It utilizes Skyworks' proprietary capacitive isolation technology. The series is designed to replace traditional optocouplers in high-performance applications. It offers improved speed and lower power consumption compared to legacy isolation solutions.

Digital Isolators Replacement Considerations

Check for direct replacements within the Si86S6x family such as SI86S642BC-AS1R or SI86S642HC-AS1R. Verify pin compatibility and electrical specifications before substitution. Consult official Skyworks documentation for approved alternate part numbers.