SI88242BD-ASR

Digital Isolators Overview

The SI88242BD-ASR is a digital isolator from the Si88242 series manufactured by Skyworks Solutions. It features four unidirectional channels with a data rate of 100 Mb/s and an insulation voltage of 5000 Vrms. The device operates on a supply voltage between 3 V and 5.5 V, with a typical operating current of 7.3 mA. Propagation delay is 23 ns, with rise and fall times of 2.5 ns. It functions within a temperature range of -40°C to +125°C and is housed in a SOIC-16 package.

Digital Isolators Feature Summary

• Integrates four independent unidirectional signal isolation channels
• Utilizes capacitive coupling technology for high-speed data transmission
• Provides robust electrical isolation rated at 5000 Vrms
• Supports wide operating temperature ranges suitable for industrial environments

Digital Isolators Applications

• Industrial automation control systems
• Power management circuit interfaces
• Sensor signal isolation in harsh environments
• Communication bus isolation for microcontrollers

Digital Isolators Procurement Notes

Verify component authenticity through authorized Skyworks distributors or certified partners. Confirm that the specific suffix ASR matches the required reel packaging specifications. Ensure compliance with RoHS directives and check for any recent product change notices affecting availability or specifications before finalizing procurement orders.

Digital Isolators Selection Notes

Select this component when four-channel unidirectional isolation is required without integrated power conversion. Compare propagation delay and current consumption against similar models like the SI88242BC-ASR if automotive qualification or integrated DC-DC functionality is needed. Ensure the SOIC-16 footprint aligns with existing PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si8824x family of digital isolators designed for high-reliability applications. It complements other variants such as the SI88242EC-ASR and SI88242BD-IS, offering distinct channel configurations and integration levels. The family targets diverse interface needs across industrial and consumer electronics sectors.

Digital Isolators Replacement Considerations

Direct substitutes include SI88242BC-ASR for automotive-grade requirements or SI88242BD-IS for designs requiring integrated DC-DC converters. Verify pin compatibility and thermal performance when transitioning between these variants.