Overview
The ADUM4400CRWZ-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 isolation and data transfer characteristics. It is designed to offer high data rates, low power consumption, and robust isolation, making it suitable for a wide range of applications requiring reliable and high-performance digital isolation.
Key Specifications
| Parameter | Value | Unit | Test Conditions |
|---|---|---|---|
| Data Rate | dc to 90 Mbps | Mbps | - |
| Isolation Voltage | 846 V peak (VIORM) | V | - |
| Supply Voltage | 3.0 V to 5.5 V | V | - |
| Propagation Delay | 18 to 100 ns | ns | 50% input to 50% output |
| Pulse Width Distortion | 0.5 to 3 ns | ns | - |
| Common-Mode Transient Immunity | >25 kV/µs | kV/µs | - |
| Maximum Operating Temperature | 105°C | °C | - |
| Package Type | 16-lead SOIC wide body | - | - |
Key Features
- Bidirectional communication with 3.3 V/5 V level translation
- High data rate: dc to 90 Mbps (NRZ)
- Precise timing characteristics with 2 ns maximum pulse width distortion and 2 ns maximum channel-to-channel matching
- High common-mode transient immunity: >25 kV/µs
- Output enable function
- Low power operation with maximum current consumption of 34 mA per channel at 90 Mbps
- Patented refresh feature ensuring dc correctness during power-up/power-down and absence of input logic transitions
Applications
- General-purpose, high voltage, multichannel isolation
- Medical equipment
- Motor drives
- Power supplies
- Industrial I/O and control systems
- Automotive interfaces (e.g., CAN, Ethernet)
Q & A
- What is the maximum data rate of the ADUM4400CRWZ-RL?
The maximum data rate is 90 Mbps. - What is the isolation voltage of the ADUM4400CRWZ-RL?
The isolation voltage is 846 V peak (VIORM). - What are the supported supply voltages for the ADUM4400CRWZ-RL?
The supported supply voltages range from 3.0 V to 5.5 V. - What is the maximum operating temperature of the ADUM4400CRWZ-RL?
The maximum operating temperature is 105°C. - Does the ADUM4400CRWZ-RL support bidirectional communication?
Yes, it supports bidirectional communication with 3.3 V/5 V level translation. - What is the common-mode transient immunity of the ADUM4400CRWZ-RL?
The common-mode transient immunity is >25 kV/µs. - What package type is the ADUM4400CRWZ-RL available in?
The ADUM4400CRWZ-RL is available in a 16-lead SOIC wide body package. - Does the ADUM4400CRWZ-RL have an output enable function?
Yes, it has an output enable function. - How does the ADUM4400CRWZ-RL ensure dc correctness during power-up/power-down?
The ADUM4400CRWZ-RL has a patented refresh feature that ensures dc correctness during power-up/power-down and in the absence of input logic transitions. - What are some typical applications of the ADUM4400CRWZ-RL?
Typical applications include general-purpose, high voltage, multichannel isolation, medical equipment, motor drives, power supplies, and industrial I/O and control systems.
