Overview
The ADUM1201BRZ-RL7, produced by Analog Devices Inc., is a dual-channel digital isolator designed to provide robust electrical isolation between different voltage domains. This component utilizes Analog Devices' iCoupler technology, ensuring high-speed data transfer with precise timing characteristics. It operates over a wide temperature range from -40°C to +105°C, making it suitable for various industrial and harsh environment applications. The ADUM1201BRZ-RL7 is packaged in an 8-pin NSOIC configuration, which is compact and suitable for space-constrained designs. It supports supply voltages from 2.7V to 5.5V, allowing for flexibility in different power environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|
| Supply Voltage (VDD1, VDD2) | 2.7 | - | 5.5 | V | - |
| Maximum Data Rate | - | - | 10 Mbps (BR Grade), 25 Mbps (CR Grade) | Mbps | - |
| Propagation Delay (tPHL, tPLH) | 15 | - | 55 ns | ns | CL = 15 pF, CMOS signal levels |
| Pulse Width Distortion | - | - | 40 ns | ns | - |
| Channel-to-Channel Matching | - | - | 50 ns | ns | - |
| Common-Mode Transient Immunity | 25 | - | 35 kV/μs | kV/μs | VIx = VDD1 or VDD2, VCM = 1000 V, transient magnitude = 800 V |
| Operating Temperature | -40 | - | 105 | °C | - |
Key Features
- Dual-Channel Isolation: Provides two independent isolation channels with 1/1 channel directionality.
- High-Speed Data Transfer: Supports data rates up to 10 Mbps (BR Grade) and 25 Mbps (CR Grade).
- Precise Timing Characteristics: Low pulse-width distortion (<3 ns for CR grade) and tight channel-to-channel matching (<3 ns for CR grade).
- High Temperature Operation: Operates from -40°C to +105°C, suitable for harsh environments.
- Supply Voltage Flexibility: Supports supply voltages from 2.7V to 5.5V.
- CMOS Level Inputs and Outputs: Easy integration into digital systems.
- High Common-Mode Transient Immunity: >25 kV/μs, ensuring robust isolation against electrical noise.
- RoHS Compliance: Adheres to environmental directives for hazardous substances.
Applications
- Industrial Automation: High-speed communication between sensors, actuators, and control units.
- Internet of Things (IoT): Isolation for sensor data collection or actuator control in IoT devices.
- Renewable Energy Systems: Protection against high voltage transients in solar inverters or wind turbine controllers.
- Telecommunications: Data integrity and protection from electrical noise in modems and switches.
- Automotive Systems: Qualified for automotive applications, including hybrid electric vehicles, battery monitors, and motor drives.
- Digital Field Bus Isolation: Isolation for RS-232, RS-422, RS-485, and other digital field buses).
Q & A
- What is the maximum data rate supported by the ADUM1201BRZ-RL7?
The ADUM1201BRZ-RL7 supports data rates up to 10 Mbps (BR Grade) and 25 Mbps (CR Grade).
- What is the operating temperature range of the ADUM1201BRZ-RL7?
The component operates from -40°C to +105°C).
- What are the supply voltage ranges for the ADUM1201BRZ-RL7?
The supply voltage ranges from 2.7V to 5.5V).
- Does the ADUM1201BRZ-RL7 comply with environmental regulations?
Yes, it is RoHS compliant).
- What is the common-mode transient immunity of the ADUM1201BRZ-RL7?
The common-mode transient immunity is >25 kV/μs).
- What are the typical applications of the ADUM1201BRZ-RL7?
It is used in industrial automation, IoT, renewable energy systems, telecommunications, and automotive systems).
- What is the package type of the ADUM1201BRZ-RL7?
The component is packaged in an 8-pin NSOIC configuration).
- Does the ADUM1201BRZ-RL7 support bidirectional communication?
Yes, it supports bidirectional communication with 1/1 channel directionality).
- What are the regulatory approvals for the ADUM1201BRZ-RL7?
The component has approvals from UL, CSA, and VDE, and is qualified for automotive applications).
- How does the ADUM1201BRZ-RL7 ensure dc correctness?
The component uses a patented refresh feature to ensure dc correctness in the absence of input logic transitions and during power-up/power-down conditions).
