ADUM1240ARZ

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ADUM1240ARZ

+Nomenclature

DGTL ISOLTR 3KV 2CH GP 8-SOIC

  • FabricantAnalog Equipment GmbH.

  • Pièce fabricant #ADUM1240ARZ

  • En stock7980

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Spécifications

Attribut Valeur
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 2
Inputs - Side 1 / Side 2 2/0
Channel Type Unidirectional
Voltage - Isolation 3000Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 2Mbps
Propagation Delay tp LH / tp HL (Max) 180ns, 180ns
Pulse Width Distortion (Max) 8ns
Rise / Fall Time (Typ) 2ns, 2ns
Voltage - Supply 2.25V ~ 3.6V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ADUM1240

Présentation

Description

The ADUM1240ARZ is a dual-channel digital isolator manufactured by Analog Devices. It utilizes iCoupler® technology to provide high-speed, bi-directional signal isolation. This isolator is known for its robust performance in isolating data lines in a variety of industrial applications. Key features include 5 kVrms isolation, low power consumption, and high data rates up to 25 Mbps. It operates over a wide temperature range from -40°C to +125°C, making it suitable for harsh environments. The ADUM1240ARZ is often used in applications like power supplies, motor drives, and data acquisition systems, where isolation from high voltages is essential for safety and system integrity. The device is available in a small, surface-mount SOIC package, offering design flexibility and ease of integration into various electronic systems.

Equivalent

The ADUM1240ARZ is a dual-channel digital isolator. Equivalent products include:
1. Silicon Labs Si8620
2. Texas Instruments ISO7720
3. Broadcom ACPL-M71U
4. Maxim Integrated MAX12930
These alternatives provide similar isolation capabilities, data rates, and channel configurations. However, it's crucial to check specific requirements such as isolation voltage, data rate, and package type to ensure full compatibility.

Features

The ADUM1240ARZ is a dual-channel digital isolator designed by Analog Devices, utilizing iCoupler® technology. Key features include:
1. Isolation: Provides a high level of galvanic isolation, typically rated at 2.5 kV RMS.
2. Data Rate: Supports data rates up to 25 Mbps.
3. Low Power Consumption: Operates with low power, making it suitable for energy-efficient applications.
4. Wide Supply Range: Compatible with a wide supply voltage range from 2.7 V to 5.5 V.
5. Propagation Delay: Offers a low propagation delay, typically around 23 ns, ensuring fast data transmission.
6. Temperature Range: Operates effectively across a wide temperature range from -40°C to +125°C.
7. Package: Available in a compact 8-lead SOIC package.
8. Noise Immunity: High common-mode transient immunity, which minimizes noise interference in challenging environments.
These features make the ADUM1240ARZ suitable for applications requiring reliable digital isolation, such as industrial automation, medical equipment, and data communication systems.

Pinout

The ADUM1240ARZ is a dual-channel digital isolator from Analog Devices. It features a total of 8 pins. This device is designed to provide electrical isolation and is used primarily for signal isolation in digital communication systems.
Here’s a brief overview of its pin functions:
- VDD1 (Pin 1): Power supply for the primary side.
- GND1 (Pin 2): Ground reference for the primary side.
- INA (Pin 3): Input for channel A on the primary side.
- INB (Pin 4): Input for channel B on the primary side.
- OUTB (Pin 5): Output for channel B on the secondary side.
- OUTA (Pin 6): Output for channel A on the secondary side.
- GND2 (Pin 7): Ground reference for the secondary side.
- VDD2 (Pin 8): Power supply for the secondary side.
The ADUM1240ARZ utilizes iCoupler® technology to achieve high data rates and improved reliability in isolation applications. It is commonly used in industrial, instrumentation, and data acquisition systems.

Manufacturer

The ADUM1240ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company known for designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company focuses on delivering high-performance solutions for various industries, including communications, automotive, industrial, healthcare, and consumer electronics. Its product portfolio includes data converters, amplifiers, radio frequency (RF) ICs, power management products, sensors, and more. As a leader in the semiconductor industry, Analog Devices is recognized for its innovation and technical expertise in developing components that improve the performance and efficiency of electronic systems.

Application

The ADUM1240ARZ is a dual-channel digital isolator used primarily for isolating data signals in various applications. Key areas include industrial automation for isolating sensor interfaces, medical equipment for ensuring patient safety by isolating communication ports, power electronics for isolating control circuits, and automotive systems for separating high-voltage and low-voltage domains. Additionally, it is used in renewable energy systems, such as solar inverters, and in telecommunications for isolating data loops. The device ensures signal integrity and noise immunity while providing safety in environments with high voltage differences.

Package

The ADUM1240ARZ is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. This type of packaging is compact and suitable for surface-mount technology, commonly used in electronic components for efficient space utilization on printed circuit boards.

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