SI88340ED-ISR

Digital Isolators Overview

The SI88340ED-ISR is a Skyworks Solutions digital isolator featuring four unidirectional channels and an integrated DC-DC converter. It provides 5000 Vrms isolation via capacitive coupling with a data rate of 100 Mb/s. The device operates between 3 V and 5.5 V, supporting temperatures from -40°C to +125°C. Key electrical parameters include a propagation delay of 18 ns, rise/fall times of 2.5 ns, and pulse width distortion of 7 ns. It is housed in a 24-SOIC package.

Digital Isolators Feature Summary

• Integrates a 2W DC-DC converter for isolated power generation
• Provides high common-mode transient immunity for noise rejection
• Supports bidirectional communication through four independent channels

Digital Isolators Applications

• Industrial automation systems
• Power supply feedback loops
• Inverter and motor drive control circuits

Digital Isolators Procurement Notes

Verify the specific suffix 'ISR' against the manufacturer's current documentation to confirm the reel packaging configuration. Confirm that the component status remains acceptable for your design lifecycle, as availability may vary due to production updates.

Digital Isolators Selection Notes

Select this component when a compact solution combining signal isolation and isolated power delivery is required. Ensure the system voltage requirements align with the 3V to 5.5V operating range and verify thermal management capabilities for the SOIC-Wide-24 package.

Digital Isolators Part Context

This part belongs to the Si88xx ISOvolt family, designed to replace optocouplers in industrial applications. It offers higher reliability and lower power consumption compared to traditional isolation technologies while maintaining robust performance in electrically noisy environments.

Digital Isolators Replacement Considerations

Check for direct substitutes within the Si8834x series or updated revisions from Skyworks Solutions. Verify pinout compatibility and parameter equivalence before transitioning to alternative part numbers.