SI88344EC-AS

Digital Isolators Overview

The SI88344EC-AS is a four-channel unidirectional digital isolator from Skyworks Solutions, housed in a 24-SOIC package. It operates on a supply voltage range of 3 V to 5.5 V and supports data rates up to 100 Mb/s. The device provides an isolation voltage of 5000 Vrms with a typical propagation delay of 18 ns. It features a maximum rise and fall time of 2.5 ns and a pulse width distortion of 4.5 ns. The component functions within a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Provides galvanic isolation for high-speed digital signal transmission across noisy environments
• Integrates four independent unidirectional channels for efficient multi-line communication
• Utilizes capacitive coupling technology to achieve high common-mode transient immunity

Digital Isolators Applications

• Industrial automation control systems requiring robust signal isolation
• Medical equipment interfaces needing certified electrical safety barriers
• Power electronics gate drive circuits for inverters and converters

Digital Isolators Procurement Notes

Verify the specific suffix against official Skyworks documentation to confirm insulation rating and packaging type. Ensure compatibility with system voltage levels and thermal requirements before integration. Check current availability status as distribution may vary by region.

Digital Isolators Selection Notes

Select this component when four isolated bidirectional or unidirectional paths are required in a compact surface-mount form factor. Consider the 24-SOIC footprint for PCB layout constraints. Validate that the 5000 Vrms isolation rating meets the specific safety standards of the target application environment.

Digital Isolators Part Context

This part belongs to the Si8834x series of general-purpose digital isolators. The series offers various channel counts and isolation ratings to suit different interface needs. The SI88344 variant specifically addresses applications requiring multiple isolated channels within a single integrated circuit solution.

Digital Isolators Replacement Considerations

SI88344EC-ISR is listed as a substitute option.