Overview
The ADuM1201CRZ is a dual-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler technology. This device combines high-speed CMOS and monolithic transformer technology to provide reliable and high-speed data isolation. The ADuM1201CRZ is designed for applications requiring bidirectional communication and voltage translation across the isolation barrier, making it suitable for a wide range of industrial, automotive, and communication systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Channel Directionality | 1/1 (Bidirectional) |
| Supply Voltage | 2.7 V to 5.5 V |
| Maximum Data Rate | Up to 25 Mbps (CR Grade) |
| Pulse Width Distortion | < 3 ns (CR Grade) |
| Propagation Delay | 15 ns to 55 ns (BR and CR Grades) |
| Output Rise/Fall Time | 10 ns (10% to 90%) |
| Operating Temperature | -40°C to 105°C |
| Package Type | NSOIC, 8 Pins |
| Safety and Regulatory Approvals | UL recognition 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice 5A, VDE Certificate of Conformity |
Key Features
- Bidirectional communication with 3 V/5 V level translation
- High data rate: dc to 25 Mbps (NRZ)
- Precise timing characteristics with < 3 ns pulse width distortion and tight channel-to-channel matching
- High common-mode transient immunity: >25 kV/μs
- Patented refresh feature ensuring dc correctness during power-up/power-down conditions
- Automotive grade versions qualified for 125°C operation
Applications
- Size-critical multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceiver isolation
- Digital field bus isolation
- Hybrid electric vehicles, battery monitor, and motor drive
- Automotive interfaces (CAN, Audio, Ethernet)
- Industrial I/O and IO-Link
Q & A
- What is the ADuM1201CRZ used for?
The ADuM1201CRZ is used for bidirectional digital isolation in various applications, including industrial, automotive, and communication systems. - What are the key features of the ADuM1201CRZ?
Key features include bidirectional communication, high data rates up to 25 Mbps, precise timing characteristics, and high common-mode transient immunity. - What are the operating voltage and temperature ranges of the ADuM1201CRZ?
The operating voltage range is 2.7 V to 5.5 V, and the operating temperature range is -40°C to 105°C. - Does the ADuM1201CRZ have any safety and regulatory approvals?
Yes, it has UL recognition 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice 5A, and VDE Certificate of Conformity. - What is the maximum data rate supported by the ADuM1201CRZ?
The maximum data rate supported is up to 25 Mbps (CR Grade). - What is the pulse width distortion of the ADuM1201CRZ?
The pulse width distortion is less than 3 ns (CR Grade). - Is the ADuM1201CRZ suitable for automotive applications?
Yes, it is qualified for automotive applications and can operate at temperatures up to 125°C. - What package type is the ADuM1201CRZ available in?
The ADuM1201CRZ is available in an NSOIC package with 8 pins. - Does the ADuM1201CRZ support voltage translation?
Yes, it supports 3 V/5 V level translation. - What is the propagation delay of the ADuM1201CRZ?
The propagation delay is between 15 ns to 55 ns (BR and CR Grades).
