Overview
The ADUM3401ARWZ is a 4-channel digital isolator produced by Analog Devices Inc., utilizing the iCoupler technology. This device combines high-speed CMOS and magnetic coupling to provide reliable digital isolation. It is designed to enhance system-level ESD reliability and is suitable for various applications requiring high-speed data transfer and isolation between different voltage domains.
Key Specifications
| Parameter | Rating |
|---|---|
| Supply Voltages (VDD1, VDD2) | -0.5 V to +7.0 V |
| Ambient Operating Temperature Range (TA) | -40°C to +105°C |
| Input Voltage (VIA, VIB, VIC, VID) | -0.5 V to VDD1 + 0.5 V |
| Output Voltage (VOA, VOB, VOC, VOD) | -0.5 V to VDDO + 0.5 V |
| Average Output Current per Pin | -18 mA to +18 mA |
| Maximum Data Rate | Up to 90 Mbps |
| Propagation Delay (tPHL) | Typically 13 ns |
| Storage Temperature Range (TST) | -65°C to +150°C |
Key Features
- 4-channel digital isolation using iCoupler technology
- High-speed data transfer up to 90 Mbps
- Enhanced system-level ESD reliability
- Operating voltage ranges: 3.0 V to 3.6 V and 4.5 V to 5.5 V for VDD1 and VDD2
- Low propagation delay of typically 13 ns
- Watchdog timer circuit to ensure dc correctness at the output
- High magnetic field immunity
Applications
- Industrial I/O and control systems
- Automotive interfaces (CAN, Audio, Ethernet)
- Medical devices requiring isolation
- Industrial automation and control systems
- RS-232, RS-422, RS-485, and other serial communication interfaces
Q & A
- What is the ADUM3401ARWZ used for? The ADUM3401ARWZ is used for digital isolation in various applications, providing high-speed data transfer and enhanced ESD reliability.
- What is the maximum data rate of the ADUM3401ARWZ? The maximum data rate is up to 90 Mbps.
- What are the operating voltage ranges for the ADUM3401ARWZ? The operating voltage ranges are 3.0 V to 3.6 V and 4.5 V to 5.5 V for VDD1 and VDD2.
- What is the propagation delay of the ADUM3401ARWZ? The propagation delay is typically 13 ns.
- Does the ADUM3401ARWZ have a watchdog timer? Yes, it has a watchdog timer circuit to ensure dc correctness at the output.
- What is the ambient operating temperature range of the ADUM3401ARWZ? The ambient operating temperature range is -40°C to +105°C.
- What is the storage temperature range of the ADUM3401ARWZ? The storage temperature range is -65°C to +150°C.
- What are some common applications of the ADUM3401ARWZ? Common applications include industrial I/O, automotive interfaces, medical devices, and serial communication interfaces.
- How many channels does the ADUM3401ARWZ have? The ADUM3401ARWZ has 4 channels.
- What technology does the ADUM3401ARWZ use for isolation? The ADUM3401ARWZ uses iCoupler technology for digital isolation.
