Overview
The ADUM7240ARZ-RL7 is a dual-channel digital isolator produced by Analog Devices Inc. This component utilizes Analog Devices' proprietary iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technologies. This results in outstanding performance characteristics that are superior to alternatives such as optocoupler devices and other integrated couplers. The device features an output default high logic state in the absence of input power, making it suitable for a variety of isolation applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Supply Voltage Range | 3V to 5.5V |
| Maximum Data Rate | 1 Mbps |
| Maximum Propagation Delay | 75 ns at 5V |
| Operating Temperature Range | -40°C to +105°C |
| Package Style | 8-lead SOIC-N |
| Common Mode Transient Immunity | 15 kV/μs |
| Isolation Voltage | 1 kV |
| Level Translation | 3V/5V |
Key Features
- Bidirectional communication capability
- High common-mode transient immunity of 15 kV/μs
- Refresh rate of 550 kHz at (TA = 25°C, VDD1 = VDD2 = 3.3V)
- Compact, surface-mount package (8-lead SOIC-N)
- Low power consumption
- Robust isolation for safety-critical applications
- Wide operating temperature range (-40°C to +105°C)
Applications
- General-purpose multichannel isolation
- Data converter isolation
- Industrial field bus isolation
- Industrial automation and control systems
- Power supplies and power conversion circuits
- Medical equipment
- Automotive electronics
- Consumer electronics
Q & A
- What is the ADUM7240ARZ-RL7 used for?
The ADUM7240ARZ-RL7 is used for digital isolation in various applications, including general-purpose multichannel isolation, data converter isolation, and industrial field bus isolation.
- What technology does the ADUM7240ARZ-RL7 use?
The ADUM7240ARZ-RL7 uses Analog Devices' proprietary iCoupler® technology, combining high-speed CMOS and monolithic air core transformer technologies.
- What is the maximum data rate of the ADUM7240ARZ-RL7?
The maximum data rate of the ADUM7240ARZ-RL7 is 1 Mbps.
- What is the operating temperature range of the ADUM7240ARZ-RL7?
The operating temperature range of the ADUM7240ARZ-RL7 is -40°C to +105°C.
- What is the common mode transient immunity of the ADUM7240ARZ-RL7?
The common mode transient immunity of the ADUM7240ARZ-RL7 is 15 kV/μs.
- Does the ADUM7240ARZ-RL7 support bidirectional communication?
- What is the package style of the ADUM7240ARZ-RL7?
The package style of the ADUM7240ARZ-RL7 is 8-lead SOIC-N.
- What is the isolation voltage of the ADUM7240ARZ-RL7?
The isolation voltage of the ADUM7240ARZ-RL7 is 1 kV.
- Is the ADUM7240ARZ-RL7 suitable for safety-critical applications?
- What are some common applications of the ADUM7240ARZ-RL7?
