Overview
The ADUM4400ARIZ is a 4-channel digital isolator produced by Analog Devices Inc., utilizing the iCoupler® technology. This component combines high-speed CMOS and monolithic air core transformer technology to provide superior performance characteristics compared to optocoupler devices and other integrated couplers. It is designed for general-purpose, high-voltage, multichannel isolation and supports data rates up to 90 Mbps. The ADUM4400ARIZ operates with supply voltages ranging from 3.0 V to 5.5 V, enabling voltage translation across the isolation barrier and compatibility with lower voltage systems.
Key Specifications
| Parameter | Value | Unit | Test Conditions |
|---|---|---|---|
| Lifecycle Status | PRODUCTION | ||
| Package / Case | 16-SOIC (0.295, 7.50mm Width) | ||
| Number of Pins | 16 | ||
| Operating Temperature | -40°C to 105°C | °C | |
| Voltage - Isolation | 5000Vrms | Vrms | |
| Number of Channels | 4 | ||
| Supply Voltage | 3.0 V to 5.5 V | V | |
| Propagation Delay | 100 ns | ns | |
| Data Rate | Up to 90 Mbps | Mbps | |
| Rise / Fall Time (Typ) | 2.5 ns | ns | |
| Common Mode Transient Immunity (Min) | 25 kV/μs | kV/μs | |
| Pulse Width Distortion (PWD) | 40 ns | ns | |
| RoHS Status | Lead Free |
Key Features
- High-Speed Data Transfer: Supports data rates up to 90 Mbps.
- Voltage Translation: Operates with supply voltages ranging from 3.0 V to 5.5 V, enabling voltage translation across the isolation barrier.
- Low Power Consumption: Consumes significantly less power compared to other isolators, with current consumption as low as 0.9 mA per channel at lower data rates.
- High Common-Mode Transient Immunity: Provides immunity to common-mode transients greater than 25 kV/μs.
- Precise Timing Characteristics: Offers low pulse width distortion and channel-to-channel matching, ensuring precise timing.
- Output Enable Function: Includes an output enable function for controlling the output state.
- High Temperature Operation: Operates up to 105°C, making it suitable for high-temperature environments.
Applications
- General-Purpose Isolation: Suitable for various applications requiring high-voltage, multichannel isolation.
- Medical Equipment: Used in medical devices where isolation is critical for safety and compliance.
- Motor Drives: Applied in motor drive systems to ensure safe and reliable operation.
- Power Supplies: Utilized in power supply designs to provide isolation between different voltage domains).
Q & A
- Q: What is the ADUM4400ARIZ used for?
A: The ADUM4400ARIZ is a 4-channel digital isolator used for general-purpose, high-voltage, multichannel isolation in various applications, including medical equipment, motor drives, and power supplies).
- Q: What is the maximum data rate supported by the ADUM4400ARIZ?
A: The ADUM4400ARIZ supports data rates up to 90 Mbps).
- Q: What is the operating temperature range of the ADUM4400ARIZ?
A: The ADUM4400ARIZ operates within a temperature range of -40°C to 105°C).
- Q: What is the isolation voltage of the ADUM4400ARIZ?
A: The ADUM4400ARIZ provides an isolation voltage of 5000Vrms).
- Q: Does the ADUM4400ARIZ support voltage translation?
A: Yes, the ADUM4400ARIZ supports voltage translation across the isolation barrier with supply voltages ranging from 3.0 V to 5.5 V).
- Q: What is the typical propagation delay of the ADUM4400ARIZ?
A: The typical propagation delay of the ADUM4400ARIZ is 100 ns).
- Q: What is the common-mode transient immunity of the ADUM4400ARIZ?
A: The ADUM4400ARIZ has a common-mode transient immunity greater than 25 kV/μs).
- Q: Is the ADUM4400ARIZ RoHS compliant?
A: Yes, the ADUM4400ARIZ is RoHS compliant and lead-free).
- Q: What package type does the ADUM4400ARIZ come in?
A: The ADUM4400ARIZ comes in a 16-SOIC package).
- Q: How many channels does the ADUM4400ARIZ have?
A: The ADUM4400ARIZ has four independent isolation channels).
