ADUM3211ARZ

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ADUM3211ARZ

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DGTL ISOLTR 2.5KV 2CH GP 8-SOIC

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仕様

属性
Series iCoupler®
Part Status Active
Base Product Number ADUM3211
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 2
Inputs - Side 1/Side 2 1/1
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 1Mbps
Propagation Delay tpLH / tpHL (Max) 50ns, 50ns
Pulse Width Distortion (Max) 5ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 3V ~ 5.5V
Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount
Package 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

概要

Description

The ADUM3211ARZ is a digital isolator manufactured by Analog Devices, designed for isolating digital signals in electronic systems. It uses iCoupler® technology, which provides signal isolation via magnetic coupling instead of traditional opto-isolation. This device is part of the ADuM321x series and features two independent isolation channels that can be configured for either unidirectional or bidirectional communication.
Key features include a high data rate of up to 25 Mbps and an isolation voltage of up to 2.5 kV RMS. The ADUM3211ARZ operates over a wide temperature range, making it suitable for industrial applications. It also boasts low power consumption and propagation delay, which are critical in maintaining signal integrity and performance.
The device is used in various applications, including power supply designs, data acquisition systems, and microcontroller interfaces, where noise reduction and signal integrity are crucial. Its small SOIC package and robust design make it an ideal choice for compact and reliable isolation in mixed-signal environments.

Equivalent

The ADUM3211ARZ is a dual-channel digital isolator. Equivalent products include:
1. Texas Instruments ISO7421
2. Silicon Labs SI8621
3. Broadcom ACPL-M21L
4. NVE IL717
5. Maxim Integrated MAX14930
These alternatives offer similar isolation capabilities and might vary slightly in specifications like isolation voltage, data rate, and package type. Always compare datasheets to ensure compatibility with your application.

Features

The ADUM3211ARZ is a digital isolator manufactured by Analog Devices, Inc. It features dual-channel isolation with independent data inputs and outputs, providing 2.5 kV RMS isolation. The device operates with a data rate up to 10 Mbps and is based on Analog Devices' iCoupler® technology, which utilizes chip-scale transformers to provide high-speed, robust isolation.
The ADUM3211ARZ offers low power consumption, operating over a wide supply voltage range from 3.0V to 5.5V, making it versatile for various applications. With a maximum propagation delay of 45 ns and a pulse-width distortion of less than 5 ns, it is suitable for use in applications requiring precise timing and signal integrity.
The isolator is rated for a working voltage of 560 V peak and features high common-mode transient immunity (CMTI) of over 25 kV/µs, ensuring reliable performance in noisy environments. Housed in an 8-lead SOIC package, the ADUM3211ARZ is suitable for applications such as power supply regulation, data communication interfaces, and microcontroller interface isolation.

Pinout

The ADuM3211ARZ is a digital isolator manufactured by Analog Devices. It features a 16-pin package. This component provides two channels of digital isolation based on iCoupler technology. The ADuM3211 is typically used for isolating data lines in industrial applications, providing high noise immunity, and offering a safer interface in systems that operate at different ground potentials.
The key specifications include:
- Two independent isolation channels
- Maximum data rate of up to 10 Mbps
- High common-mode transient immunity
- Low power consumption
- Wide temperature range, typically from -40°C to +105°C
The ADuM3211ARZ is often utilized in applications such as microcontroller interfaces, SPI interfaces, and other communication systems requiring electrical isolation to protect against high voltages or to break ground loops.

Manufacturer

The ADUM3211ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company is known for producing a wide range of products, including data converters, amplifiers, radio frequency (RF) ICs, power management products, microcontrollers, sensors, and isolators, among others. These products are used in various industries, including automotive, communications, consumer electronics, healthcare, industrial, and instrumentation. Analog Devices is recognized for its focus on innovation and providing high-performance solutions that meet the demanding requirements of its diverse customer base.

Application

The ADUM3211ARZ is a digital isolator used primarily in applications requiring secure data transmission across electrical isolation barriers. Its key application areas include:
1. Industrial Automation: Ensures safety and reliability in communication between control systems and field devices.
2. Power Electronics: Provides isolation in power supply circuits, inverters, and motor drives to prevent noise and fault propagation.
3. Data Communication: Used in systems requiring isolation for signal integrity and protection, like PLCs and communication devices.
4. Medical Equipment: Offers patient and operator safety by isolating sensitive equipment from high voltages.
5. Automotive Systems: Supports isolation in electric and hybrid vehicles, particularly in battery management systems.
These applications leverage the ADUM3211ARZ's robust isolation capabilities, high data rate, and reliability.

Package

The ADUM3211ARZ is a digital isolator from Analog Devices, and it comes in a 16-lead SOIC (Small Outline Integrated Circuit) package.

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