ADUM2250ARWZ-RL

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ADUM2250ARWZ-RL

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DGTL ISOLTR 5KV 2CH I2C 16-SOIC

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #ADUM2250ARWZ-RL

  • Em Estoque15010

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Especificações

Atributo Valor
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type I2C
Isolated Power No
Number of Channels 2
Inputs - Side 1 / Side 2 2/2
Channel Type Bidirectional
Voltage - Isolation 5000Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 1Mbps
Pulse Width Distortion (Max) 145ns, 85ns
Voltage - Supply 3V ~ 5.5V
Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Base Product Number ADUM2250

Visão Geral

Description

The ADUM2250ARWZ-RL is an isolated I2C digital isolator developed by Analog Devices. It is designed to provide electrical isolation between different parts of a system, allowing for safe data transfer in environments with different ground potentials or where safety regulations require isolation. The device utilizes iCoupler® technology to achieve isolation, enabling it to effectively manage the bidirectional I2C bus communication, which includes clock (SCL) and data (SDA) lines.
Key features include a high data rate of up to 1 Mbps, low power consumption, and a wide supply voltage range, typically from 3.0 V to 5.5 V, which makes it versatile for various applications. The ADUM2250ARWZ-RL also offers robust insulation, often rated up to 5 kVrms, ensuring excellent protection against electrical noise and transients. Additionally, it supports error-free communication without the need for additional enabling signals. This makes it ideal for use in industrial, medical, and automotive applications where reliable I2C isolation is crucial. Its compact package size also facilitates easy integration into existing designs.

Equivalent

The ADUM2250ARWZ-RL is a digital isolator from Analog Devices. Equivalent products can include:
1. TI ISO1540 - Dual-channel digital isolator with I2C interface.
2. Silicon Labs Si8600 series - Offers similar isolation features.
3. Broadcom HCPL-0900 - Isolator with similar functionalities.
4. Maxim MAX1493x series - Provides isolation for I2C/SMBus interfaces.
Always verify specific requirements like data rate, isolation voltage, and package type for compatibility.

Features

The ADUM2250ARWZ-RL is a dual-channel, bidirectional I2C isolator featuring iCoupler® technology. Key features include:
1. Isolation: It provides digital isolation between two I2C buses, handling up to 2500 Vrms, ensuring safety and reliability in communication across different voltage domains.
2. Bidirectional Communication: Supports bidirectional communication on both SDA and SCL lines, essential for I2C protocols.
3. Wide Supply Range: Compatible with 3.0 V to 5.5 V power supplies, making it versatile for various applications.
4. Data Rates: Supports data rates up to 1 MHz, suitable for standard, fast, and some fast-mode plus I2C applications.
5. Low Power Consumption: Designed for efficient power use, benefiting battery-operated or power-sensitive applications.
6. Robust Performance: Offers high CMR (Common Mode Rejection) and low EMI emissions, ideal for noisy environments.
7. Package and Temperature: Available in a 16-lead SOIC package, it operates in a temperature range of -40°C to +105°C, suitable for industrial applications.
This isolator is ideal for applications requiring secure and reliable I2C communication across isolated domains.

Pinout

The ADUM2250ARWZ-RL is a part of the ADuM2250/ADuM2251 family, which are dual-channel digital isolators with bidirectional communication capabilities. This specific model is housed in a 16-lead SOIC package.
The device is designed to support I2C interfaces and provides bidirectional data transfer across an isolation barrier. It utilizes Analog Devices' iCoupler technology to provide isolation and supports data rates of up to 1 Mbps. Each channel can be configured independently for either I2C-compatible or unidirectional operation. The ADUM2250ARWZ-RL is particularly useful in applications requiring isolation between the I2C bus and the controller, protecting against high voltages and ensuring signal integrity.
In summary, the ADUM2250ARWZ-RL has 16 pins and is used for isolating I2C signals, allowing for safe and reliable data exchange across isolated sections of a circuit.

Manufacturer

The ADUM2250ARWZ-RL is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company provides solutions for a wide range of applications, including industrial, automotive, communication, healthcare, and consumer electronics. Known for its innovation and high-performance products, Analog Devices focuses on offering technology that facilitates signal processing and ensures efficient and reliable communication in various systems.

Application

The ADUM2250ARWZ-RL is a digital isolator designed for applications requiring I2C communication with reinforced isolation. Key application areas include:
1. Industrial Automation: Provides isolation for I2C communication between microcontrollers and sensors or actuators in automated systems.
2. Power Supply Systems: Offers isolation in power supply feedback loops to prevent noise and ensure stability.
3. Medical Devices: Ensures patient safety by isolating sensitive electronics from high voltages.
4. Smart Grids and Metering: Isolates data interfaces in energy meters and grid infrastructure for reliable data transmission.
5. Consumer Electronics: Protects circuits in home appliances and audio systems against voltage spikes.
These applications benefit from its ability to maintain data integrity and enhance safety through isolation.

Package

The ADUM2250ARWZ-RL is packaged in a 16-lead wide-body SOIC (Small Outline Integrated Circuit) package. This package type is suitable for surface-mount technology and is designed to provide isolation in electronic circuits.

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