Part Number: ADUM7441CRQZ-RL7

Manufacturer: Analog Devices Inc.

Description: DGTL ISO 1000VRMS 4CH GP 16QSOP

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of ADUM7441CRQZ-RL7

Datasheet  ADUM7441CRQZ-RL7 datasheet
Category Isolators
Family Digital Isolators
Manufacturer Analog Devices Inc.
Series iCoupler?
Packaging Tape & Reel (TR)
Part Status Active
Technology Magnetic Coupling
Type General Purpose
Isolated Power No
Number of Channels 4
Inputs – Side 1/Side 2 3/1
Channel Type Unidirectional
Voltage – Isolation 1000Vrms
Common Mode Transient Immunity (Min) 15kV/μs
Data Rate 25Mbps
Propagation Delay tpLH / tpHL (Max) 50ns, 50ns
Pulse Width Distortion (Max) 5ns
Rise / Fall Time (Typ) 2ns, 2ns
Voltage – Supply 3 V ~ 5.5 V
Operating Temperature -40°C ~ 105°C
Package / Case 16-SSOP (0.154″, 3.90mm Width)
Supplier Device Package 16-QSOP


It is critical in the field of electronics to ensure the safety and dependability of data transfer. When it comes to creating high-speed digital isolation while remaining efficient and cost-effective, the ADUM7441CRQZ-RL7 is a remarkable component worth investigating. In this detailed article, we will go into the essential characteristics of the ADUM7441CRQZ-RL7, giving you a clear grasp of its features, benefits, and applications.

Overview of the ADUM7441CRQZ-RL7

The ADUM7441CRQZ-RL7 is a cutting-edge digital isolator that is essential in current electronics. It is a notable member of Analog Devices, Inc.’s iCoupler® technology family, which is known for its cutting-edge digital isolation solutions. Because of its remarkable features and capabilities, this compact yet powerful component has attracted substantial attention, making it a go-to choose for engineers and designers looking for trustworthy data isolation solutions.

Significance of the ADUM7441CRQZ-RL7

The ADUM7441CRQZ-RL7 is a shining example of innovation in the electronic world of today, where data security, safety, and effective communication are top priorities. This digital isolator has a lot going for it, from its high isolation rate of 1000 V rms to the fact that it uses little power and can communicate in both directions. Its small, 16-lead QSOP package shows that it was made to take up as little room as possible, making it easy to put into different electronic systems.

As a member of the iCoupler® technology family from Analog Devices, Inc., the ADUM7441CRQZ-RL7 carries on a long tradition of quality and a promise to push the limits of what is possible in the field of digital isolation. This shows that it is reliable and works well, which makes it a good choice for a wide range of uses, such as industrial automation, data communication, and more.

In conclusion, the ADUM7441CRQZ-RL7 is more than just a digital isolator; it is a game-changer that allows engineers to send data in a safe and efficient way while keeping the electrical connections separate. You can’t say enough about how important it is in the world of technology, and its use continues to change the way modern electronic systems work.

Key features of the ADUM7441CRQZ-RL7

Compact Design

  • The ADUM7441CRQZ-RL7 is available in a compact 16-lead QSOP package, allowing for more board space in electronic systems.

High Isolation Rating

  • It offers a high isolation rating of 1000 V rms, ensuring robust isolation between input and output circuits.

Safety and Regulatory Approvals

  • This component meets safety and regulatory standards, including UL recognition.
  • UL 1577: It complies with the UL 1577 standard, with a 1000 V rms isolation rating for 1 minute.

Low Power Operation

  • It operates with low power consumption, making it energy-efficient.
  • At 5 V operation, it consumes a maximum of 2.25 mA per channel at 0 Mbps to 1 Mbps and 11.5 mA per channel at 25 Mbps.
  • At 3.3 V operation, it consumes a maximum of 1.5 mA per channel at 0 Mbps to 1 Mbps and 8.25 mA per channel at 25 Mbps.

Bidirectional Communication

  • The ADUM7441CRQZ-RL7 supports bidirectional communication, allowing data to flow in both directions.

High Data Rate

  • It supports data rates of up to 25 Mbps (Non-Return-to-Zero, NRZ), enabling high-speed data transmission.

Voltage Level Translation

  • It facilitates voltage translation between 3 V and 5 V systems, enhancing compatibility and flexibility in various applications.

High-Temperature Operation

  • The device is designed to operate at high temperatures, with a maximum operating temperature of 105°C.

High Common-Mode Transient Immunity

  • It provides excellent common-mode transient immunity, with a rating of >15 kV/μs, ensuring reliable data transmission even in noisy environments.

These features collectively make the ADUM7441CRQZ-RL7 a versatile and reliable digital isolator suitable for a wide range of applications, including industrial automation, medical devices, data communication, automotive electronics, and power electronics. Its compact size, high isolation rating, and energy-efficient operation contribute to its appeal for engineers and designers seeking safe and efficient data isolation solutions.


The ADUM7441CRQZ-RL7 digital isolator is used in a variety of sectors and circumstances where high-quality data isolation and signal integrity are required. The ADUM7441CRQZ-RL7 can be used efficiently in the following applications:

General-Purpose, Multichannel Isolation

Because of the adaptability of the ADUM7441CRQZ-RL7, it is appropriate for general-purpose isolation in a wide range of electronic systems, allowing secure communication between various components of a circuit while retaining electrical separation.

SPI Interface/Data Converter Isolation

It’s typically used to keep SPI (Serial Peripheral Interface) communication interfaces and data converters separate. This eliminates ground loops and ensures noise immunity, which is very critical in precision measurement and data collecting systems.

RS-232/RS-422/RS-485 Transceivers

The ADUM7441CRQZ-RL7 can isolate communication lines in applications utilizing RS-232, RS-422, or RS-485 transceivers, avoiding electrical interference, voltage spikes, and signal deterioration, and therefore enhancing overall system reliability.

Industrial Field Bus Isolation

Field bus communication protocols like as Profibus, Modbus, or CAN bus are used in many industrial automation systems. Even in loud industrial conditions, the ADUM7441CRQZ-RL7 enables secure and isolated data transfer in these systems.

These applications demonstrate the device’s role in improving the safety, performance, and dependability of numerous electronic systems. Its small size, strong isolation capabilities, and support for high-speed data transmission make it an excellent choice for engineers and designers in a variety of industries.


The ADUM7441CRQZ-RL7 is a versatile and dependable 4-channel digital isolator that combines advanced technology with low cost. Its small size, low power consumption, and high-speed data transfer capabilities make it an important component in a variety of sectors and applications where data isolation is critical.

The ADUM7441CRQZ-RL7 can play a critical part in assuring the safety and efficiency of your data transmission demands whether you are working on industrial automation, medical devices, telecommunications, automotive electronics, or power electronics projects. Explore its capabilities, use it into your projects, and reap the benefits of this outstanding digital isolator.

Consider the ADUM7441CRQZ-RL7 a reliable partner for those embarking on electronic projects, ready to boost precision and efficiency in your concepts. This product is easily accessible from ICRFQ, a leading Chinese electronic component distributor, ensuring speedy access to this amazing component and unlocking a world of possibilities in your pursuits.

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