Overview
The ADUM1401WSRWZ53-RL is a quad-channel digital isolator from Analog Devices Inc., utilizing the proprietary iCoupler® technology. This device is designed to provide high-speed digital isolation, making it suitable for applications requiring reliable and high-performance signal isolation between different voltage domains.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Input Supply Current per Channel, Quiescent | IDDI (Q) | 0.26 | 0.31 | mA | 3 V/5 V Operation | |
| Output Supply Current per Channel, Quiescent | IDDO (Q) | 0.11 | 0.14 | mA | 3 V/5 V Operation | |
| Total Supply Current, Four Channels | IDD1 (Q) | 1.2 | 1.9 | mA | DC to 1 MHz logic signal freq. | |
| Total Supply Current, Four Channels | IDD2 (Q) | 0.5 | 0.9 | mA | DC to 1 MHz logic signal freq. | |
| Maximum Data Rate | 10 Mbps | CL = 15 pF, CMOS signal levels | ||||
| Propagation Delay | tPHL, tPLH | 20 | 38 | 50 ns | CL = 15 pF, CMOS signal levels | |
| Pulse Width Distortion | PWD | 3 | ns | CL = 15 pF, CMOS signal levels | ||
| Propagation Delay Skew | tPSK | 22 | ns | CL = 15 pF, CMOS signal levels |
Key Features
- Quad-channel digital isolation using iCoupler technology
- High-speed data transfer up to 10 Mbps (BRW grade) and 90 Mbps (CRW grade)
- Low propagation delay and skew
- High common-mode transient immunity
- Operates with 3 V or 5 V supply on either side of the isolation barrier
- Compliant with UL 1577 for 2500 Vrms isolation voltage
Applications
- Industrial control systems
- Medical devices requiring isolation
- Automotive systems (e.g., CAN, audio, Ethernet)
- Power supplies and DC-DC converters
- RS-232, RS-422, RS-485 interfaces
- General-purpose digital isolation in mixed-voltage systems
Q & A
- What is the ADUM1401WSRWZ53-RL used for? The ADUM1401WSRWZ53-RL is used for quad-channel digital isolation in various applications requiring high-speed and reliable signal isolation.
- What is the maximum data rate of the ADUM1401WSRWZ53-RL? The maximum data rate is up to 10 Mbps for the BRW grade and up to 90 Mbps for the CRW grade.
- What are the typical supply currents for the ADUM1401WSRWZ53-RL? The typical input supply current per channel is 0.31 mA, and the typical output supply current per channel is 0.14 mA.
- What is the propagation delay of the ADUM1401WSRWZ53-RL? The propagation delay is typically 38 ns.
- Is the ADUM1401WSRWZ53-RL compliant with any safety standards? Yes, it is compliant with UL 1577 for 2500 Vrms isolation voltage.
- Can the ADUM1401WSRWZ53-RL operate with different supply voltages? Yes, it can operate with either 3 V or 5 V supply on either side of the isolation barrier.
- What are some common applications of the ADUM1401WSRWZ53-RL? Common applications include industrial control systems, medical devices, automotive systems, and general-purpose digital isolation in mixed-voltage systems.
- How many channels does the ADUM1401WSRWZ53-RL have? It has four channels.
- What technology is used in the ADUM1401WSRWZ53-RL for digital isolation? It uses Analog Devices' iCoupler technology.
- What is the pulse width distortion of the ADUM1401WSRWZ53-RL? The pulse width distortion is typically 3 ns.
