SI86SM42EE-AS2

Digital Isolators Overview

The SI86SM42EE-AS2 is a Skyworks Solutions digital isolator featuring four unidirectional channels with capacitive coupling technology. It provides an insulation voltage of 6000 Vrms and supports data rates up to 150 Mb/s. The device operates within a supply voltage range of 2.25 V to 5.5 V, exhibiting a typical propagation delay of 9 ns. It functions reliably across an extended temperature range from -40°C to +125°C and includes a shutdown feature for power management. Packaged in SOIC-NB-16, it is designed for high-reliability automotive applications requiring robust signal isolation.

Digital Isolators Feature Summary

• Integrates four independent unidirectional signal paths within a single compact package
• Utilizes capacitive coupling architecture to ensure high dielectric isolation strength
• Incorporates a dedicated shutdown pin to minimize power consumption during idle states

Digital Isolators Applications

• Automotive electronic control unit isolation
• Industrial communication bus interfaces
• High-voltage sensor signal conditioning

Digital Isolators Procurement Notes

Verify the specific suffix 'AS2' against the manufacturer's current datasheet to confirm exact pinout and electrical characteristics. Ensure the SOIC-NB-16 package dimensions match your PCB footprint requirements. Confirm that the component meets all necessary automotive qualification standards required for your specific application environment before finalizing procurement.

Digital Isolators Selection Notes

Select this model when four isolated bidirectional or unidirectional channels are needed with high voltage withstand capabilities. Consider the 150 Mb/s data rate limit and 9 ns propagation delay for timing-sensitive designs. Evaluate the thermal performance within the -40°C to +125°C operating range to ensure stability under extreme environmental conditions without additional cooling measures.

Digital Isolators Part Context

This component belongs to the Si86SM4x series of low-power digital isolators from Skyworks Solutions. The series is engineered for automotive-grade reliability, offering enhanced noise immunity and long-term stability compared to standard industrial isolators. It represents a specialized subset focused on sleep mode functionality and high-density integration for space-constrained electronic systems.

Digital Isolators Replacement Considerations

SI86SM42BE-AS2R

Digital Isolators FAQ

What is the maximum insulation voltage rating?

The device is rated for 6000 Vrms insulation voltage.

Does the part include a shutdown function?

Yes, the SI86SM42EE-AS2 includes a shutdown feature to reduce power consumption.