Overview
The ADuM142E1BRZ is a quad-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 performance characteristics compared to optocoupler devices and other integrated couplers. The ADuM142E1BRZ is designed for high common-mode transient immunity, low propagation delay, and robustness to radiated and conducted noise, making it suitable for a variety of applications requiring reliable and high-speed data isolation.
Key Specifications
| Specification | Value |
|---|---|
| Number of Channels | 4 |
| Maximum Data Rate | 150 Mbps |
| Maximum Propagation Delay | 13 ns (5 V operation), 15 ns (1.8 V operation) |
| Pulse Width Distortion | < 3 ns |
| Channel Matching | 3.0 ns maximum |
| Supply Voltage Range | 1.8 V to 5 V |
| Withstand Voltage Rating | 3.0 kV rms or 3.75 kV rms |
| Package Type | 16-lead SOIC, RoHS compliant |
| Maximum Operating Temperature | 125°C |
| Safety and Regulatory Approvals | UL recognition, CSA Component Acceptance Notice 5A, VDE certificate of conformity, CQC certification per GB4943.1-2011 |
Key Features
- High common-mode transient immunity: 100 kV/μs
- Low propagation delay: 13 ns maximum for 5 V operation, 15 ns maximum for 1.8 V operation
- High robustness to radiated and conducted noise
- Fail-safe high or low options
- Backward compatibility with ADuM1400/ADuM1401/ADuM1402 series
- Low dynamic power consumption
- High temperature operation: up to 125°C
- Voltage translation capability: 1.8 V to 5 V
Applications
- General-purpose multichannel isolation
- Serial peripheral interface (SPI) and data converter isolation
- Industrial field bus isolation
- Automotive applications
Q & A
- What is the maximum data rate of the ADuM142E1BRZ?
The maximum data rate is 150 Mbps.
- What are the supply voltage ranges for the ADuM142E1BRZ?
The supply voltage ranges from 1.8 V to 5 V.
- What is the maximum propagation delay of the ADuM142E1BRZ?
The maximum propagation delay is 13 ns for 5 V operation and 15 ns for 1.8 V operation.
- Does the ADuM142E1BRZ support fail-safe options?
Yes, it supports fail-safe high or low options.
- What are the safety and regulatory approvals for the ADuM142E1BRZ?
It has UL recognition, CSA Component Acceptance Notice 5A, VDE certificate of conformity, and CQC certification per GB4943.1-2011.
- Is the ADuM142E1BRZ compatible with automotive applications?
Yes, it is qualified for automotive applications.
- What is the package type of the ADuM142E1BRZ?
The package type is a 16-lead SOIC, which is RoHS compliant.
- What is the maximum operating temperature of the ADuM142E1BRZ?
The maximum operating temperature is 125°C.
- Does the ADuM142E1BRZ support voltage translation?
Yes, it supports voltage translation between 1.8 V and 5 V systems.
- Is the ADuM142E1BRZ backward compatible with other ADuM series?
Yes, it is pin-compatible with the ADuM1400/ADuM1401/ADuM1402 series.
