ADUM4150BRIZ

Overview

The ADUM4150BRIZ is a six-channel digital isolator from Analog Devices, designed for isolated serial peripheral interface (SPI) applications. It features magnetic coupling technology with a 5000 Vrms insulation voltage and bidirectional polarity. The device supports data rates up to 34 Mb/s and operates within a temperature range of -40°C to +125°C. Packaged in a SOIC-20 format, it provides robust signal isolation for high-speed digital communication interfaces.

Feature Summary

• Optimized for isolated SPI interface connections
• Utilizes iCoupler magnetic coupling technology
• Provides bidirectional signal transmission across six channels

Applications

• Isolated SPI master-slave communication systems
• Industrial control network interfaces
• Medical equipment signal isolation
• Data acquisition system channel separation

Procurement Notes

Verify the specific suffix 'RL' indicates reel packaging configuration against official Analog Devices documentation. Confirm RoHS compliance status through current datasheet revisions. Ensure the SOIC-20 package variant matches design requirements. Check for any recent product lifecycle changes or obsolescence notices directly from the manufacturer before finalizing procurement plans.

Selection Notes

Select this component when six isolated channels are required for SPI bus architectures. Consider the 34 Mb/s maximum data rate for speed compatibility. Evaluate the 5000 Vrms isolation rating against system safety standards. Compare propagation delay characteristics with other isolators if timing precision is critical for the specific application environment.

Part Context

This part belongs to the ADUM4150 series of digital isolators. It is distinct from the ADUM4154, which offers seven channels. The BRIZ suffix denotes the specific temperature grade and package type. It serves as a specialized solution for multi-channel isolation needs compared to single or dual-channel alternatives.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.