Overview
The ADUM1100ARZ-RL7 is a 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 optocoupler devices. The ADUM1100ARZ-RL7 is designed to offer high data rates, low power consumption, and robust isolation, making it an ideal solution for various industrial and commercial applications.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADUM1100ARZ-RL7 |
| Package | 8-Lead SOIC |
| Temperature Range | Up to 105°C (ADUM1100AR and ADUM1100BR), up to 125°C (ADUM1100UR) |
| Data Rate | Up to 25 Mbps (ADUM1100AR), up to 100 Mbps (ADUM1100BR and ADUM1100UR) |
| Propagation Delay | < 18 ns |
| Edge Asymmetry | < 2 ns |
| Quiescent Current | < 0.9 mA (sum of both sides) |
| Dynamic Current | < 160 μA per Mbps of data rate |
| Isolation Voltage | 2500 V rms for 1 minute per UL 1577 |
| Common-Mode Transient Immunity | >25 kV/μs |
Key Features
- High-Speed Data Transfer: Supports data rates up to 25 Mbps and 100 Mbps, depending on the grade.
- Low Power Consumption: Operates with a quiescent current of less than 0.9 mA and dynamic current of less than 160 μA per Mbps.
- Robust Isolation: Provides high common-mode transient immunity (>25 kV/μs) and isolation voltage of 2500 V rms for 1 minute per UL 1577.
- Dc Correctness: Features a patented refresh mechanism to continuously update the output signal, ensuring dc correctness.
- Temperature Compatibility: Operates up to 105°C (ADUM1100AR and ADUM1100BR) and up to 125°C (ADUM1100UR).
- Compact Package: Available in an 8-Lead SOIC package, which is RoHS compliant.
Applications
- Digital Field Bus Isolation: Suitable for isolating digital field bus signals in industrial environments.
- Opto-Isolator Replacement: Can replace traditional optocouplers with improved performance and reliability.
- Computer Peripheral Interface: Used in interfaces for computer peripherals requiring high-speed data transfer and isolation.
- Microprocessor System Interface: Ideal for isolating microprocessor system interfaces to prevent noise and interference.
- General Instrumentation and Data Acquisition: Applies to various instrumentation and data acquisition systems needing reliable and isolated data transfer.
Q & A
- What is the ADUM1100ARZ-RL7 used for?
The ADUM1100ARZ-RL7 is a digital isolator used to isolate high-speed digital signals while providing robust isolation and low power consumption.
- What are the key benefits of using the ADUM1100ARZ-RL7 over traditional optocouplers?
The ADUM1100ARZ-RL7 offers higher data rates, lower power consumption, and better isolation performance compared to traditional optocouplers.
- What are the different grades of the ADUM1100 and their temperature ranges?
The ADUM1100 is available in three grades: ADUM1100AR and ADUM1100BR (up to 105°C), and ADUM1100UR (up to 125°C).
- What is the maximum data rate supported by the ADUM1100ARZ-RL7?
The maximum data rate supported is up to 25 Mbps for the ADUM1100AR and up to 100 Mbps for the ADUM1100BR and ADUM1100UR.
- What is the propagation delay of the ADUM1100ARZ-RL7?
The propagation delay is less than 18 ns.
- What is the common-mode transient immunity of the ADUM1100ARZ-RL7?
The common-mode transient immunity is greater than 25 kV/μs.
- Is the ADUM1100ARZ-RL7 RoHS compliant?
- What are some of the regulatory approvals for the ADUM1100ARZ-RL7?
The ADUM1100ARZ-RL7 is approved by UL, CSA, and VDE.
- What is the quiescent current of the ADUM1100ARZ-RL7?
The quiescent current is less than 0.9 mA (sum of both sides).
- What are some typical applications of the ADUM1100ARZ-RL7?
Typical applications include digital field bus isolation, opto-isolator replacement, computer peripheral interfaces, microprocessor system interfaces, and general instrumentation and data acquisition.
