Overview
The ADUM1402ARW from Analog Devices Inc. is a quad-channel digital isolator designed to provide high-speed data transfer while maintaining electrical isolation between different parts of a system. This component utilizes Analog Devices' iCoupler technology, which combines high-speed CMOS and monolithic transformer technology to achieve reliable and efficient data isolation. The ADUM1402ARW is particularly useful in applications where data needs to be transferred across different voltage domains or where electrical isolation is required for safety or noise reduction.
Key Specifications
| Parameter | Value | Unit | Test Conditions |
|---|---|---|---|
| Package | 16-SOIC (0.295, 7.50mm Width) | - | - |
| Number of Channels | 4 | - | - |
| Data Rate | 1 Mbps | - | CL = 15 pF, CMOS signal levels |
| Supply Voltage | 2.7 V to 5.5 V | V | - |
| Propagation Delay | 50 to 100 ns | ns | CL = 15 pF, CMOS signal levels |
| Pulse Width Distortion | 40 ns | ns | CL = 15 pF, CMOS signal levels |
| Voltage Isolation | 2500 Vrms | Vrms | - |
| Operating Temperature | -40°C to 125°C | °C | - |
| Mounting Type | Surface Mount | - | - |
Key Features
- Quad-Channel Isolation: The ADUM1402ARW provides four independent channels for isolating digital signals, making it suitable for applications requiring multiple isolated data paths.
- High-Speed Data Transfer: Supports data rates up to 1 Mbps, ensuring fast and reliable communication across isolated domains.
- Low Propagation Delay: Features propagation delays as low as 50 ns, which is crucial for applications requiring real-time data transfer.
- High Voltage Isolation: Offers 2500 Vrms of voltage isolation, ensuring safety and preventing electrical interference between different parts of the system.
- Wide Operating Temperature Range: Operates over a temperature range of -40°C to 125°C, making it suitable for a variety of environmental conditions.
- RoHS Compliance: The component is RoHS compliant, ensuring it meets environmental standards for lead-free and hazardous substance-free manufacturing.
Applications
- Industrial Control Systems: Used in industrial control systems where electrical isolation is necessary to protect against high voltages and noise.
- Medical Devices: Suitable for medical devices that require isolation to ensure patient safety and compliance with medical standards.
- Automotive Systems: Applied in automotive systems for isolating control signals and ensuring reliable communication in harsh environments.
- Power Supplies and DC-DC Converters: Used to isolate feedback signals in power supplies and DC-DC converters to improve efficiency and safety.
- Data Acquisition Systems: Utilized in data acquisition systems to isolate analog and digital signals from the rest of the system.
Q & A
- What is the ADUM1402ARW used for?
The ADUM1402ARW is a quad-channel digital isolator used to isolate digital signals and provide electrical isolation between different parts of a system.
- What is the data rate of the ADUM1402ARW?
The ADUM1402ARW supports data rates up to 1 Mbps.
- What is the voltage isolation rating of the ADUM1402ARW?
The ADUM1402ARW has a voltage isolation rating of 2500 Vrms.
- What is the operating temperature range of the ADUM1402ARW?
The operating temperature range is -40°C to 125°C.
- Is the ADUM1402ARW RoHS compliant?
Yes, the ADUM1402ARW is RoHS compliant.
- What package type does the ADUM1402ARW come in?
The ADUM1402ARW comes in a 16-SOIC package.
- What are some common applications of the ADUM1402ARW?
Common applications include industrial control systems, medical devices, automotive systems, power supplies, and data acquisition systems.
- What is the propagation delay of the ADUM1402ARW?
The propagation delay is between 50 to 100 ns.
- Does the ADUM1402ARW support surface mounting?
Yes, the ADUM1402ARW is designed for surface mount applications.
- What is the supply voltage range for the ADUM1402ARW?
The supply voltage range is 2.7 V to 5.5 V.
