Overview
The ADUM1400WSRWZ35 is a quad-channel digital isolator produced by Analog Devices, Inc. This component utilizes Analog Devices' iCoupler technology, which combines high-speed CMOS and monolithic transformer technology to provide reliable and high-speed data transfer across isolation barriers. The ADUM1400 series is designed to meet the needs of various applications requiring digital isolation, such as industrial control systems, medical devices, and automotive interfaces.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Input Supply Current per Channel, Quiescent | IDDI (Q) | 0.50 | 0.53 | mA | VDD1 = VDD2 = 5 V | |
| Output Supply Current per Channel, Quiescent | IDDO (Q) | 0.19 | 0.21 | mA | VDD1 = VDD2 = 5 V | |
| Total Supply Current, Four Channels (DC to 2 Mbps) | IDD1 (Q) | 2.2 | 2.8 | mA | VDD1 Supply Current, DC to 1 MHz logic signal freq. | |
| Total Supply Current, Four Channels (DC to 2 Mbps) | IDD2 (Q) | 0.9 | 1.4 | mA | VDD2 Supply Current, DC to 1 MHz logic signal freq. | |
| Maximum Data Rate (BRW and CRW Grades Only) | 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 | |||
| Channel-to-Channel Matching, Codirectional Channels | tPSKCD | 3 ns | CL = 15 pF, CMOS signal levels |
Key Features
- Quad-Channel Isolation: The ADUM1400WSRWZ35 provides four independent isolation channels, allowing for bidirectional data transfer across the isolation barrier.
- High-Speed Data Transfer: Supports data rates up to 90 Mbps, making it suitable for high-speed applications.
- Low Power Consumption: Quiescent supply currents are as low as 0.50 mA per channel on the input side and 0.19 mA per channel on the output side.
- High Isolation Voltage: Offers 2.5 kV rms isolation voltage, ensuring reliable operation in noisy environments.
- Compact Package: Available in a 16-lead SOIC package, which is surface mountable and RoHS compliant.
- Wide Operating Range: Can operate with supply voltages of 3 V or 5 V on both sides of the isolation barrier.
Applications
- Industrial Control Systems: Used in PLCs, motor control systems, and other industrial automation equipment.
- Medical Devices: Suitable for medical equipment requiring isolation for patient safety.
- Automotive Interfaces: Used in automotive systems such as CAN, audio, and Ethernet interfaces.
- Broadband Switches and Controllers: Applied in broadband switches and controller/expander systems.
Q & A
- What is the ADUM1400WSRWZ35 used for? The ADUM1400WSRWZ35 is a quad-channel digital isolator used to provide electrical isolation between two circuits while allowing data transfer.
- What is the maximum data rate supported by the ADUM1400WSRWZ35? The component supports data rates up to 90 Mbps.
- What is the isolation voltage of the ADUM1400WSRWZ35? The isolation voltage is 2.5 kV rms.
- What package type is the ADUM1400WSRWZ35 available in? It is available in a 16-lead SOIC package.
- Is the ADUM1400WSRWZ35 RoHS compliant? Yes, it is RoHS compliant.
- What are the typical quiescent supply currents for the ADUM1400WSRWZ35? The typical quiescent supply currents are 0.53 mA per channel on the input side and 0.21 mA per channel on the output side.
- Can the ADUM1400WSRWZ35 operate with different supply voltages? Yes, it can operate with 3 V or 5 V supply voltages on both sides of the isolation barrier.
- What are some common applications of the ADUM1400WSRWZ35? Common applications include industrial control systems, medical devices, automotive interfaces, and broadband switches/controllers.
- What is the propagation delay of the ADUM1400WSRWZ35? The propagation delay is between 20 ns and 50 ns.
- Is the ADUM1400WSRWZ35 suitable for high-speed applications? Yes, it is suitable for high-speed applications due to its high data transfer rates.
