Overview
The ADUM2402CRIZ-RL is a 4-channel digital isolator produced by Analog Devices Inc., utilizing their proprietary iCoupler technology. This component is designed to provide high-speed data transfer while maintaining electrical isolation between the input and output sides. It is particularly useful in applications requiring reliable and fast data communication across different voltage domains or in environments where electrical isolation is crucial for safety and reliability.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V | Both sides |
| Supply Current (DC to 1 MHz) | 1.5 mA to 2.1 mA (VDD1), 0.7 mA to 1.2 mA (VDD2) | Per channel |
| Supply Current (10 Mbps) | 3.7 mA to 5.4 mA (VDD1), 2.2 mA to 3.0 mA (VDD2) | Per channel, BRWZ and CRWZ grades |
| Supply Current (90 Mbps) | 30 mA to 52 mA (VDD1), 18 mA to 27 mA (VDD2) | Per channel, CRWZ grade |
| Logic High Input Threshold | 2.0 V | |
| Logic Low Input Threshold | 0.8 V | |
| Propagation Delay | 50 ns to 100 ns | CL = 15 pF, CMOS signal levels |
| Pulse Width Distortion | < 2 ns (CRWZ grade) | |
| Maximum Data Rate | Up to 90 Mbps (CRWZ grade) | |
| Isolation Voltage | 5000 Vrms | |
| Common Mode Transient Immunity (CMTI) | 25 kV/μs |
Key Features
- High-speed data transfer with propagation delays as low as 50 ns.
- Low pulse width distortion (<2 ns for CRWZ grade) and tight channel-to-channel matching.
- Operates with supply voltages ranging from 2.7 V to 5.5 V, enabling voltage translation across the isolation barrier.
- Patented refresh feature ensures dc correctness in the absence of input logic transitions and during power-up/power-down conditions.
- High common mode transient immunity (CMTI) of 25 kV/μs.
- Compliant with DIN V VDE V 0884-10 insulation standards.
Applications
- Industrial automation and control systems.
- Medical devices requiring electrical isolation.
- Automotive systems, including CAN, audio, and Ethernet interfaces.
- Industrial I/O and IO-Link applications.
- General-purpose digital isolation in mixed voltage systems.
Q & A
- What is the ADUM2402CRIZ-RL used for? The ADUM2402CRIZ-RL is used as a 4-channel digital isolator to provide high-speed data transfer while maintaining electrical isolation between different voltage domains.
- What is the supply voltage range for the ADUM2402CRIZ-RL? The supply voltage range is from 2.7 V to 5.5 V on both sides.
- What are the propagation delays for the ADUM2402CRIZ-RL? The propagation delays are between 50 ns and 100 ns.
- What is the maximum data rate for the ADUM2402CRIZ-RL? The maximum data rate is up to 90 Mbps for the CRWZ grade.
- What is the isolation voltage of the ADUM2402CRIZ-RL? The isolation voltage is 5000 Vrms.
- What is the common mode transient immunity (CMTI) of the ADUM2402CRIZ-RL? The CMTI is 25 kV/μs.
- Does the ADUM2402CRIZ-RL support mixed voltage operation? Yes, it supports mixed voltage operation (e.g., 3 V/5 V or 5 V/3 V).
- What are some typical applications of the ADUM2402CRIZ-RL? Typical applications include industrial automation, medical devices, automotive systems, and general-purpose digital isolation in mixed voltage systems.
- Is the ADUM2402CRIZ-RL compliant with any specific insulation standards? Yes, it is compliant with DIN V VDE V 0884-10 insulation standards.
- What is the package type of the ADUM2402CRIZ-RL? The package type is 16-SOIC (0.295", 7.50mm Width).
