SI8642BT-IS

Digital Isolators Overview

The SI8642BT-IS is a quad-channel digital isolator from the Si864x series, manufactured by Skyworks Solutions Inc. It features a 150 Mbps data rate and 5000 Vrms isolation voltage with 60 kV/µs common-mode transient immunity. The device operates on a 2.375 V to 5.5 V supply, dissipating 275 mW. It utilizes capacitive coupling in a 16-pin SOIC-Wide package, supporting -40°C to +125°C operation and AEC-Q100 automotive qualification.

Digital Isolators Feature Summary

• Provides high-speed signal transmission at 150 Mbps across four independent channels.
• Delivers robust electrical isolation with 5000 Vrms rating and 60 kV/µs CMTI.
• Incorporates low-power design suitable for energy-efficient applications.
• Meets automotive reliability standards through AEC-Q100 certification.

Digital Isolators Applications

• Automotive electronic control units requiring isolated communication
• Industrial automation systems needing reliable signal isolation
• Medical equipment demanding high safety isolation standards

Digital Isolators Procurement Notes

Verify the specific suffix IS indicates industrial temperature range and tube packaging. Confirm AEC-Q100 compliance if automotive use is intended. Check datasheet for exact pinout and recommended operating conditions. Ensure ESD protection measures are implemented during handling due to moisture sensitivity level 2A requirements.

Digital Isolators Selection Notes

Select this component when 150 Mbps speed and 5000 Vrms isolation are required. Compare against SI8642BC-B-IS1 for lower voltage needs or SI8642ED-B-IS2 for different channel configurations. Consider power consumption of 275 mW for thermal management. Verify package compatibility with existing PCB layouts using the 16-SOIC dimensions.

Digital Isolators Part Context

Part of the Si864x family of low-power quad-channel digital isolators. Designed for general-purpose applications requiring high reliability. Manufactured by Skyworks Solutions Inc., known for isolation technologies. Competes with similar isolators in the market offering comparable speed and isolation ratings.

Digital Isolators Replacement Considerations

SI8642BC-B-IS1 offers 3750 Vrms isolation. SI8642ED-B-IS2 provides 5000 Vrms but may differ in specific parameter tolerances. Verify pin-to-pin compatibility before substitution.