Overview
The ADUM140E1BRQZ-RL7 is a quad-channel digital isolator produced by Analog Devices Inc., utilizing their proprietary iCoupler® technology. This component combines high-speed data transfer with robust isolation, making it suitable for a variety of applications requiring reliable and high-performance digital signal isolation.
The ADUM140E1BRQZ-RL7 is part of the ADuM140E series, which is known for its high common-mode transient immunity, low propagation delay, and high data rate capabilities. It is designed to operate across a range of supply voltages from 1.8 V to 5 V, enabling compatibility with different system voltage levels.
Key Specifications
| Parameter | Description |
|---|---|
| Number of Channels | 4 channels |
| Data Rate | Up to 150 Mbps |
| Propagation Delay | 13 ns maximum at 5 V, 15 ns maximum at 1.8 V |
| Common-Mode Transient Immunity | 75 kV/μs |
| Isolation Voltage | 3000 Vrms or 3750 Vrms (depending on the model) |
| Supply Voltage Range | 1.8 V to 5 V |
| Package Type | 16-lead QSOP |
| Operating Temperature | Up to 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 of 75 kV/μs
- Low propagation delay of 13 ns maximum at 5 V and 15 ns maximum at 1.8 V
- High data rate of up to 150 Mbps
- Fail-safe high or low options for output states when input power is not applied or inputs are disabled
- Backward compatibility with ADuM1400/ADuM1401/ADuM1402 series
- Low dynamic power consumption
- High temperature operation up to 125°C
- Qualified for automotive applications
Applications
- General-purpose multichannel isolation
- Serial peripheral interface (SPI) and data converter isolation
- Industrial field bus isolation
- Automotive interfaces (e.g., CAN, audio, Ethernet)
- Industrial I/O and control systems
Q & A
- What is the ADUM140E1BRQZ-RL7 used for?
The ADUM140E1BRQZ-RL7 is used for digital signal isolation in various applications, including general-purpose multichannel isolation, SPI/data converter isolation, and industrial field bus isolation.
- What is the maximum data rate of the ADUM140E1BRQZ-RL7?
The maximum guaranteed data rate is 150 Mbps.
- What is the common-mode transient immunity of the ADUM140E1BRQZ-RL7?
The common-mode transient immunity is 75 kV/μs.
- What are the supply voltage ranges for the ADUM140E1BRQZ-RL7?
The supply voltage ranges from 1.8 V to 5 V.
- What is the maximum operating temperature of the ADUM140E1BRQZ-RL7?
The maximum operating temperature is 125°C.
- Does the ADUM140E1BRQZ-RL7 have safety and regulatory approvals?
Yes, it has UL recognition, CSA Component Acceptance Notice 5A, VDE certificate of conformity, and CQC certification per GB4943.1-2011.
- Is the ADUM140E1BRQZ-RL7 backward compatible with other models?
Yes, it is pin-compatible with the ADuM1400/ADuM1401/ADuM1402 series.
- What package type is the ADUM140E1BRQZ-RL7 available in?
The ADUM140E1BRQZ-RL7 is available in a 16-lead QSOP package.
- Does the ADUM140E1BRQZ-RL7 support fail-safe options?
Yes, it supports fail-safe high or low options for output states when the input power is not applied or inputs are disabled.
- Is the ADUM140E1BRQZ-RL7 qualified for automotive applications?
Yes, it is qualified for automotive applications.
