MAX22446CAWE+

Digital Isolators Overview

The MAX22446CAWE+ is a reinforced, low-power, high-speed four-channel digital galvanic isolator from Analog Devices. It utilizes proprietary capacitive coupling technology to provide electrical isolation between circuits. The device operates with a supply voltage range of 1.71 V to 5.5 V and supports data rates up to 200 Mb/s. Key electrical parameters include an insulation voltage of 5000 Vrms, a typical common-mode transient immunity (CMTI) of 50 kV/µs, and a maximum propagation delay of 12 ns. It functions within a temperature range of -40°C to +125°C and is housed in a 16-pin SOIC package.

Digital Isolators Feature Summary

• Provides reinforced galvanic isolation using proprietary capacitive coupling technology for robust signal transmission across isolated boundaries.
• Delivers high-speed data transfer capabilities supporting channel speeds up to 200 Mb/s with low power consumption characteristics.
• Ensures signal integrity under high electromagnetic interference through high common-mode transient immunity performance.

Digital Isolators Applications

• Industrial automation systems requiring reliable communication across isolated zones
• Medical equipment needing reinforced isolation for patient safety compliance
• Power electronics monitoring and control circuits

Digital Isolators Procurement Notes

Verify the complete part number including suffixes such as CAWE+ against official Analog Devices documentation to ensure correct package type and temperature rating. Confirm RoHS compliance status via the manufacturer's datasheet or certification documents before procurement. Ensure that the specific variant matches the required isolation voltage and data rate specifications for the target application design.

Digital Isolators Selection Notes

Select this component when reinforced isolation and high data throughput are required in a compact form factor. Consider the 16-SOIC package dimensions for PCB layout constraints. Evaluate the 5000 Vrms insulation rating against system safety standards. The low power consumption makes it suitable for battery-operated or thermally constrained environments compared to higher power alternatives.

Digital Isolators Part Context

This device belongs to the MAX2244X family of digital isolators, which includes variants like the MAX22444 and MAX22445. These components share similar architectural features but may differ in channel count or specific performance metrics. The MAX22446 specifically offers four channels optimized for applications requiring multiple isolated signal paths without compromising speed or power efficiency.

Digital Isolators Replacement Considerations

Consult official Analog Devices substitution guides for verified equivalents. Generic cross-references should be avoided unless explicitly confirmed by the manufacturer to ensure compatibility with isolation ratings and pin configurations.

Digital Isolators FAQ

What is the maximum data rate supported by the MAX22446CAWE+?

The device supports data rates up to 200 Mb/s per channel.

Does the MAX22446CAWE+ have a shutdown function?

No, the MAX22446CAWE+ does not include a shutdown pin or feature.