Overview
The ADUM1301ARWZ is a triple-channel digital isolator produced by Analog Devices Inc., leveraging the company's iCoupler technology. This component combines high-speed CMOS and monolithic transformer technology to provide superior performance compared to traditional optocouplers. By eliminating the use of LEDs and photodiodes, the ADUM1301ARWZ avoids issues such as uncertain current transfer ratios, nonlinear transfer functions, and temperature and lifetime effects associated with optocouplers. This results in stable performance characteristics and reduced power consumption, making it an efficient solution for various isolation needs.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Number of Channels | 3 | |
| Maximum Data Rate | 90 Mbps | |
| Maximum Propagation Delay | 13 ns (typical) | VDD1 = VDD2 = 3.0 V, TA = 25°C |
| Pulse Width Distortion | 2 ns (typical) | VDD1 = VDD2 = 3.0 V, TA = 25°C |
| Supply Voltage Range | 3.0 V to 3.6 V (VDD1 and VDD2) | |
| Supply Current | 1.2 mA (typical at 1 Mbps, all channels combined) | VDD1 = VDD2 = 3.0 V, TA = 25°C |
| Isolation Voltage | 2500 VRMS | |
| Operating Temperature Range | -40°C to 125°C | |
| Package Type | 16-lead wide body SOIC (RW-16) |
Key Features
- High-speed CMOS and monolithic transformer technology for superior performance.
- Eliminates the use of LEDs and photodiodes, reducing design complexities and power consumption.
- Stable performance characteristics with minimal temperature and lifetime effects.
- No need for external drivers or discrete components.
- Low power consumption: one-tenth to one-sixth of the power of optocouplers at comparable data rates.
- Automotive grade versions available (ADuM1300W and ADuM1301W) with controlled manufacturing for high reliability.
Applications
- Industrial I/O and control systems.
- Automotive interfaces (CAN, audio, Ethernet).
- Medical devices requiring high isolation.
- RS-232, RS-422, RS-485, and other serial communication systems.
- IO-Link and other industrial communication protocols.
- Broadband switches and signal integrity applications.
Q & A
- What is the ADUM1301ARWZ used for?
The ADUM1301ARWZ is a triple-channel digital isolator used to provide electrical isolation between different parts of a system while maintaining high-speed data transfer.
- What technology does the ADUM1301ARWZ use?
The ADUM1301ARWZ uses Analog Devices' iCoupler technology, which combines high-speed CMOS and monolithic transformer technology.
- What are the advantages over traditional optocouplers?
The ADUM1301ARWZ eliminates the use of LEDs and photodiodes, reducing design complexities, power consumption, and issues related to temperature and lifetime effects.
- What is the maximum data rate of the ADUM1301ARWZ?
The maximum data rate is 90 Mbps.
- What is the typical propagation delay?
The typical propagation delay is 13 ns at VDD1 = VDD2 = 3.0 V and TA = 25°C.
- What is the isolation voltage rating?
The isolation voltage rating is 2500 VRMS.
- Is the ADUM1301ARWZ suitable for automotive applications?
- What package type is the ADUM1301ARWZ available in?
The ADUM1301ARWZ is available in a 16-lead wide body SOIC (RW-16) package.
- What is the operating temperature range of the ADUM1301ARWZ?
The operating temperature range is -40°C to 125°C.
- How does the ADUM1301ARWZ reduce power consumption?
The ADUM1301ARWZ consumes one-tenth to one-sixth of the power of optocouplers at comparable data rates.
