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I2C isolators 

Bidirectional I2C isolators for robust communication

Check our portfolio of basic and reinforced isolated I2C devices that enable reliable bidirectional data transfer with the industry's longest lifetimes, high noise immunity and high EMC. Reduce cost and board space by eliminating external logic devices that support bidirectional I2C communication. 

Industrial I2C isolators

Basic and reinforced bidirectional isolators with bidirectional or unidirectional clock options,  high IEC-ESD performance and high immunity for industrial applications like power over Ethernet (PoE), power delivery, motor drives and more.

Automotive I2C isolators

Basic bidirectional isolators with bidirectional or unidirectional clock options. High immunity in small packages that enable compact design in battery management systems (BMS), on-board chargers (OBC) and more.

Featured products

ISO1640

Hot-swappable, robust-EMC bidirectional I2C isolator with bidirectional clock

ISO1641

Hot-swappable, robust-EMC bidirectional I2C isolator with unidirectional clock

ISO1640-Q1

Automotive, robust-EMC bidirectional I2C isolator with bidirectional clock

Featured resources/literature 

Prevent signal errors with hot-swap-capable I2C 

Learn how isolated I2C buffers with hot-swap capability and IEC ESD improve isolated I2C

Top 6 questions about I2C isolators

Solve commom design challenges with our isolated I2C FAQ

How to isolate signal and power for I2C interfaces

Discover how to provide isolated power in bidirectional communication solutions for I2C interfaces