Description

ADUM1251ARZ-RL7 – Hot-Swappable, Dual I2C Isolators

The ADUM1251ARZ-RL7 is a cutting-edge component from Analog Devices Inc., engineered to provide robust isolation for I2C bus systems. This device is part of the family of iCoupler® products that employ Analog Devices’ proprietary magnetic coupling technology to deliver isolated signals without the need for the bulky optocouplers traditionally used in isolation applications.

Key Features

• Hot-Swappable Interface:Designed for ease of use in live systems, the ADUM1251ARZ-RL7 allows for insertion or removal without the need to power down the system, ensuring uninterrupted operation and flexibility.
• High-Speed Operation:Capable of supporting I2C standard-mode and fast-mode devices, this isolator can operate at clock frequencies up to 1 MHz, making it suitable for a wide range of high-speed applications.
• Bidirectional Communication:The device supports bidirectional communication on the I2C bus, allowing for a seamless flow of information between isolated domains.
• Low Power Consumption:With an eye on energy efficiency, the ADUM1251ARZ-RL7 is designed to consume minimal power, thereby reducing the thermal footprint and overall power budget of the system.
• Integrated Noise Filters:The inclusion of noise filters on the data and clock lines helps to eliminate spurious noise and ensures the integrity of the communication.

Applications

The ADUM1251ARZ-RL7 is particularly well-suited for a variety of applications where data integrity and isolation are critical. These include:

• Industrial and process control systems
• Data acquisition systems
• Power supply control and monitoring
• Automotive and transportation systems

Package and Quality

Encased in a compact SOIC-8 package, the ADUM1251ARZ-RL7 is designed for space-constrained applications. It is available in a reel format (RL7) for automated assembly processes, facilitating efficient manufacturing and integration. Analog Devices Inc. ensures high reliability and performance, making this isolator a top choice for engineers and designers seeking to enhance their I2C bus systems.

Products specifications