ADUM1442ARQZ

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ADUM1442ARQZ

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DGTL ISOLTR 2.5KV 4CH GP 16-SSOP

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Spezifikationen

Attribut Wert
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 4
Inputs - Side 1 / Side 2 2/2
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
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 16-SSOP (0.154", 3.90mm Width)
Supplier Device Package 16-QSOP
Base Product Number ADUM1442

Übersicht

Description

The ADUM1442ARQZ is a digital isolator designed by Analog Devices, Inc. It employs iCoupler® technology to provide robust isolation between components in a circuit, ensuring the safe transfer of digital signals across an isolation barrier. The ADUM1442ARQZ offers quad-channel isolation and is particularly suited for applications requiring both high-speed data transmission and electrical isolation for safety and noise immunity.
Key features of the ADUM1442ARQZ include high data rates, up to several Mbps, low power consumption, and the ability to operate with a wide supply voltage range. It supports multiple communication protocols, making it versatile for various industrial, medical, and communication applications. The device also enhances system performance by reducing the size and complexity of circuit designs, as its integrated approach replaces traditional optocouplers.
Overall, the ADUM1442ARQZ provides a reliable and efficient solution for isolating signal paths in electronic systems, ensuring improved safety and performance in environments where electrical isolation is crucial.

Equivalent

The ADUM1442ARQZ is a quad-channel digital isolator from Analog Devices. Equivalent products from other manufacturers include the TI ISO7742, Silicon Labs SI8642, and Broadcom ACPL-M43T. These alternatives offer similar digital isolation capabilities and channel configurations, but always check specifications for differences in data rates, isolation voltage, power supply, and packaging to ensure compatibility with your application.

Features

The ADuM1442ARQZ is a quad-channel digital isolator manufactured by Analog Devices. It features iCoupler® technology, which provides high data rates and low power consumption. Key specifications include:
1. Isolation: It offers a high level of galvanic isolation with a 2.5 kV RMS isolation rating, suitable for applications that require separation between different ground potentials.
2. Channels: This component has four independent channels for data isolation.
3. Data Rate: It supports data rates up to several Mbps, making it suitable for high-speed communication.
4. Low Power Consumption: The device is designed for low power operation, which is beneficial for battery-powered and energy-sensitive applications.
5. Compact Package: It comes in a small QSOP package, making it ideal for applications with space constraints.
6. Wide Supply Range: The ADuM1442ARQZ supports a wide range of supply voltages, enhancing its versatility in different applications.
7. Applications: It is commonly used in applications such as industrial automation, medical equipment, and communications systems where reliable isolation is critical.

Pinout

The ADuM1442ARQZ is a digital isolator manufactured by Analog Devices. It features a 16-pin configuration, encapsulated in a QSOP (Quarter-Size Outline Package). This device provides quad-channel isolation, where two channels are dedicated for data transmission in one direction and the other two for the opposite direction, offering flexibility for bidirectional communication.
The primary function of the ADuM1442ARQZ is to provide isolation between different parts of a circuit, which helps in preventing ground loops and protecting sensitive components from high voltages. It achieves this isolation through the use of iCoupler® technology, which is based on chip-scale transformer integration. This allows the device to provide robust isolation while maintaining signal integrity and high data rates, typically up to a few Mbps.
Applications for the ADuM1442ARQZ include microcontroller interfaces, data acquisition systems, and various industrial communications interfaces, where electrical isolation is necessary to ensure safe and reliable operation.

Manufacturer

The ADUM1442ARQZ 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. These circuits are used in a wide range of electronic equipment, including those for industrial, automotive, communications, healthcare, and consumer electronics. The company is known for its high-performance technology solutions that help in converting, conditioning, and processing real-world phenomena like temperature, speed, sound, and light into electrical signals for a wide range of applications.

Application

The ADUM1442ARQZ is a quad-channel digital isolator used primarily in applications requiring electrical isolation to protect sensitive components and systems. Key application areas include:
1. Industrial Automation: Ensures robust data transfer between different system levels while preventing ground loops.

2. Power Supply Circuits: Provides isolation in switch-mode power supplies for safety and noise reduction.
3. Medical Equipment: Offers patient safety by isolating high-voltage circuits from user-accessible parts.
4. Renewable Energy Systems: Used in photovoltaic inverters and battery management systems for isolation and control signaling.
5. Communication Systems: Protects data interfaces like RS-232, RS-485, and CAN buses.
These applications benefit from the ADUM1442ARQZ's ability to provide secure, reliable, and high-speed isolation.

Package

The ADUM1442ARQZ is a digital isolator from Analog Devices and comes in a 16-lead QSOP (Quarter-Size Outline Package).

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