SI88320EC-AS

Digital Isolators Overview

The SI88320EC-AS is a general-purpose digital isolator from Skyworks Solutions, featuring two independent channels in a 20-SOIC package. It supports data rates up to 100 Mbps with a maximum propagation delay of 23 ns. The device provides 5000 Vrms isolation voltage and 40 kV/µs common-mode transient immunity. Operating on a single supply voltage between 3 V and 5.5 V, it functions within a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Provides robust galvanic isolation for signal transmission across high-voltage barriers
• Integrates capacitive sensing technology for high-speed digital communication
• Certified by major international safety agencies including UL, CSA, VDE, and CQC

Digital Isolators Applications

• Industrial automation systems requiring isolated communication interfaces
• Medical equipment needing certified patient isolation barriers
• Power electronics control circuits with high common-mode noise environments

Digital Isolators Procurement Notes

Verify the specific suffix 'AS' against the manufacturer's current datasheet to confirm pinout and electrical specifications. Ensure compatibility with system voltage levels and thermal requirements before integration. Check for any recent product change notices that may affect form, fit, or function.

Digital Isolators Selection Notes

Select this component when certified isolation and high common-mode transient immunity are required. Compare performance metrics such as propagation delay and power consumption against alternative isolators. Confirm that the SOIC-20 package fits the available PCB space and manufacturing capabilities.

Digital Isolators Part Context

This part belongs to the Si8832x family of digital isolators designed for demanding industrial and automotive applications. It utilizes Skyworks' proprietary capacitive isolation technology to achieve high reliability and low power consumption compared to traditional magnetic isolation methods.

Digital Isolators Replacement Considerations

Direct replacements include other Skyworks Si8832x variants with compatible pinouts. Verify that substitute parts maintain the same isolation voltage ratings and certification status to ensure compliance with existing safety designs.