ADUM7641CRQZ

Overview

The ADUM7641CRQZ is a six-channel digital isolator utilizing iCoupler magnetic coupling technology. It provides bidirectional communication with a data rate of up to 25 Mbps and supports 3 V/5 V level translation. The device offers an isolation voltage of 1000 Vrms and a common-mode transient immunity of 15 kV/µs. Operating on a supply voltage range of 3 V to 5.5 V, it features propagation delays of 14 ns typical and operates within a temperature range of -40°C to +105°C. Packaged in a 20-QSOP.

Feature Summary

• Bidirectional signal isolation capability
• Multi-voltage domain interface support
• High common-mode transient immunity

Applications

• Industrial process control systems
• Power management circuits
• General-purpose digital isolation

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm RoHS compliance status and check for specific assembly site transfer notices prior to procurement. Ensure storage conditions meet moisture sensitivity level requirements to maintain device integrity during handling.

Selection Notes

Select this component when high channel density and bidirectional isolation are required in space-constrained designs. Consider the 20-QSOP package dimensions and thermal characteristics for PCB layout. Evaluate power consumption profiles against system energy efficiency targets before finalizing the design integration.

Part Context

This part belongs to the ADUM7641 series of digital isolators from Analog Devices. It is designed for applications requiring robust isolation between different voltage domains. The series utilizes proprietary iCoupler technology to provide reliable signal transmission across isolation barriers without optical components.

Replacement Considerations

The ADUM7640CRQZ-RL7 is a related variant within the same family. Verify pinout compatibility and channel configuration differences before substitution. Ensure that the alternative part meets all electrical specifications required by the original design constraints.