Overview
The ADUM4400ARIZ-RL is a 4-channel digital isolator produced by Analog Devices Inc., utilizing the company's proprietary iCoupler technology. This component combines high-speed CMOS and monolithic air core transformer technology to provide superior performance characteristics compared to traditional optocouplers and other integrated couplers. The ADUM4400ARIZ-RL is designed to offer high voltage isolation, low power consumption, and precise timing characteristics, making it suitable for a wide range of applications requiring reliable and efficient data transmission across isolation barriers.
Key Specifications
| Parameter | Symbol | Unit | Test Conditions | Min | Typ | Max |
|---|---|---|---|---|---|---|
| Data Rate | - | Mbps | Within PWD limit | 1 | 10 | 90 |
| Propagation Delay | tPHL, tPLH | ns | 50% input to 50% output | 18 | 27 | 32 |
| Pulse Width Distortion | PWD | ns | - | 2 | - | - |
| Supply Voltage | - | V | - | 3.0 | - | 5.5 |
| Supply Current (5V operation) | IDD1 | mA | @ 0 Mbps to 2 Mbps | 1.4 | - | - |
| Supply Current (5V operation) | IDD1 | mA | @ 10 Mbps | 4.3 | - | - |
| Supply Current (5V operation) | IDD1 | mA | @ 90 Mbps | 34 | - | - |
| Common-Mode Transient Immunity | |CM| | kV/µs | - | 25 | - | - |
| Isolation Voltage | - | Vrms | - | - | - | 5000 |
Key Features
- High-Speed Data Transmission: Supports data rates from dc to 90 Mbps (NRZ).
- Low Power Consumption: Consumes as low as 1.4 mA per channel at 0 Mbps to 2 Mbps and up to 34 mA at 90 Mbps for 5V operation.
- High Voltage Isolation: Offers 5000 Vrms isolation voltage, ensuring robust protection against high voltage transients.
- Precise Timing Characteristics: Features 2 ns maximum pulse width distortion and 2 ns maximum channel-to-channel matching.
- High Common-Mode Transient Immunity: Provides >25 kV/µs common-mode transient immunity.
- Output Enable Function: Includes output enable function for controlling output states.
- High Temperature Operation: Operates up to 105°C, making it suitable for high-temperature environments.
- Bidirectional Communication and Voltage Translation: Supports bidirectional communication and voltage translation between 3.3V and 5V systems.
Applications
- General-Purpose Isolation: Suitable for various general-purpose isolation needs where high-speed data transmission and low power consumption are required.
- Medical Equipment: Used in medical devices where high isolation voltage and low power consumption are critical.
- Motor Drives: Applied in motor drive systems to ensure reliable and isolated communication.
- Power Supplies: Utilized in power supply units to provide isolated feedback and control signals.
Q & A
- What is the ADUM4400ARIZ-RL used for?
The ADUM4400ARIZ-RL is a 4-channel digital isolator used for high-speed data transmission across isolation barriers in various applications. - What is the maximum data rate supported by the ADUM4400ARIZ-RL?
The ADUM4400ARIZ-RL supports data rates up to 90 Mbps (NRZ). - What is the isolation voltage of the ADUM4400ARIZ-RL?
The isolation voltage is 5000 Vrms. - What are the operating supply voltage ranges for the ADUM4400ARIZ-RL?
The component operates with supply voltages ranging from 3.0 V to 5.5 V. - Does the ADUM4400ARIZ-RL support bidirectional communication?
Yes, it supports bidirectional communication and voltage translation between 3.3V and 5V systems. - What is the maximum operating temperature of the ADUM4400ARIZ-RL?
The maximum operating temperature is 105°C. - What is the common-mode transient immunity of the ADUM4400ARIZ-RL?
The common-mode transient immunity is >25 kV/µs. - Does the ADUM4400ARIZ-RL have an output enable function?
Yes, it includes an output enable function for controlling output states. - What is the package type of the ADUM4400ARIZ-RL?
The component is available in a 16-lead SOIC wide body package. - What are some typical applications of the ADUM4400ARIZ-RL?
Typical applications include medical equipment, motor drives, power supplies, and general-purpose isolation).
