Overview
The ADUM1301CRWZ is a triple-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed CMOS and monolithic transformer technology to provide superior performance characteristics compared to traditional optocouplers. The ADUM1301CRWZ eliminates the design difficulties associated with optocouplers, such as uncertain current transfer ratios, nonlinear transfer functions, and temperature and lifetime effects. It offers stable performance and low power consumption, making it an efficient solution for various isolation needs.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Number of Channels | 3 | |
| Data Rate | Up to 90 Mbps | |
| Isolation Voltage | 2500 Vrms | |
| Common-Mode Transient Immunity (CMTI) | 25 kV/μs | |
| Supply Voltages (VDD1, VDD2) | 3.0 V to 5.5 V | |
| Ambient Operating Temperature (TA) | -40°C to +125°C | |
| Storage Temperature (TST) | -65°C to +150°C | |
| Package Type | 16-SOIC (0.295", 7.50mm Width) |
Key Features
- High-speed data transfer up to 90 Mbps
- Low power consumption, significantly less than optocouplers
- High common-mode transient immunity (CMTI) of 25 kV/μs
- Isolation voltage of 2500 Vrms
- No need for external drivers or discrete components
- Stable performance characteristics, unaffected by temperature and lifetime effects
Applications
- Industrial I/O and control systems
- Automotive interfaces (CAN, audio, Ethernet)
- Medical devices requiring high isolation
- Industrial automation and control systems
- RS-232, RS-422, RS-485, and other serial communication systems
Q & A
- What is the ADUM1301CRWZ used for?
The ADUM1301CRWZ is used as a triple-channel digital isolator to provide electrical isolation between different parts of a system while maintaining high-speed data transfer.
- What is the maximum data rate of the ADUM1301CRWZ?
The maximum data rate of the ADUM1301CRWZ is up to 90 Mbps.
- What is the isolation voltage of the ADUM1301CRWZ?
The isolation voltage of the ADUM1301CRWZ is 2500 Vrms.
- What is the common-mode transient immunity (CMTI) of the ADUM1301CRWZ?
The CMTI of the ADUM1301CRWZ is 25 kV/μs.
- What are the supply voltage ranges for the ADUM1301CRWZ?
The supply voltage ranges for the ADUM1301CRWZ are 3.0 V to 5.5 V for both VDD1 and VDD2.
- What is the operating temperature range for the ADUM1301CRWZ?
The ambient operating temperature range for the ADUM1301CRWZ is -40°C to +125°C.
- What package type is the ADUM1301CRWZ available in?
The ADUM1301CRWZ is available in a 16-SOIC package.
- How does the ADUM1301CRWZ compare to traditional optocouplers?
The ADUM1301CRWZ offers superior performance with stable and linear transfer functions, lower power consumption, and higher reliability compared to traditional optocouplers.
- What are some common applications of the ADUM1301CRWZ?
Common applications include industrial I/O, automotive interfaces, medical devices, and serial communication systems.
- Does the ADUM1301CRWZ require external drivers or discrete components?
No, the ADUM1301CRWZ does not require external drivers or discrete components.
