ADUM240D0BRIZ

Overview

The ADUM240D0BRIZ is a quad-channel digital isolator utilizing Analog Devices iCoupler technology. It provides four independent channels with bidirectional signal transmission in a 16-pin SOIC package. The device operates on a single supply voltage ranging from 1.7V to 5.5V and supports data rates up to 150 Mbps. It features a high common-mode transient immunity of 75 kV/µs and an isolation voltage rating of 5000 Vrms. Typical propagation delays are 13 ns, with rise and fall times of 2.5 ns. The component functions within an operating temperature range of -40°C to +125°C.

Feature Summary

• Integrates four independent bidirectional digital isolator channels using magnetic coupling technology
• Provides robust galvanic isolation with a 5000 Vrms insulation voltage rating
• Delivers high-speed data transmission capabilities supporting rates up to 150 Mbps
• Ensures signal integrity through high common-mode transient immunity of 75 kV/µs

Applications

• Industrial automation systems requiring isolated communication interfaces
• Medical equipment needing reliable galvanic isolation for safety compliance
• Power electronics monitoring circuits demanding high noise immunity
• Automotive electronic control units requiring robust signal isolation

Procurement Notes

Verify the specific suffix D0BRIZ against official Analog Devices documentation to confirm channel configuration and pinout compatibility. Ensure the procurement source provides valid RoHS compliance certificates. Confirm that the 16-SOIC package dimensions match your PCB footprint requirements. Validate the operating temperature range specifications against your environmental constraints before finalizing orders.

Selection Notes

Select this component when four independent bidirectional channels are required within a compact surface-mount package. Consider the 1.7V to 5.5V supply range for compatibility with various logic levels. Evaluate the 150 Mbps data rate capability against system bandwidth requirements. Assess the 75 kV/µs CMTI specification for suitability in high-noise industrial environments where signal integrity is critical.

Part Context

This part belongs to the ADuM240 series of quad-channel digital isolators from Analog Devices. The series utilizes proprietary iCoupler technology to replace traditional transformer-based isolation solutions. These devices are designed to offer superior performance in terms of size, power consumption, and reliability compared to legacy isolation components.

Replacement Considerations

The ADUM240E1BRIZ is a documented variant within the same family offering similar functionality. Verify electrical parameter differences between the D and E grades before substitution. Ensure pinout compatibility remains identical to avoid PCB redesign efforts during replacement.