Overview
The ADUM242E1BRWZ is a quad-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed, complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology to provide superior performance characteristics compared to optocoupler devices and other integrated couplers. It is designed to offer 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
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Propagation Delay | - | - | 13 ns (5 V), 15 ns (1.8 V) | ns | Maximum at specified voltage operation |
| Data Rate | - | - | 150 Mbps | Mbps | Guaranteed maximum data rate |
| Common-Mode Transient Immunity | 75 | - | 100 kV/μs | kV/μs | VIx = VDDx, VCM = 1000 V, transient magnitude = 800 V |
| Supply Voltage | 1.8 | - | 5 | V | Operational range on either side |
| Withstand Voltage Rating | - | - | 5.0 kV rms | kV rms | |
| Operating Temperature | - | - | 125°C | °C | Maximum operating temperature |
| Package Type | - | - | 16-lead SOIC, RoHS compliant | - |
Key Features
- High common-mode transient immunity: up to 100 kV/μs
- Low propagation delay: 13 ns maximum for 5 V operation and 15 ns maximum for 1.8 V operation
- High data rate: up to 150 Mbps guaranteed
- Fail-safe high or low options
- Low dynamic power consumption
- 1.8 V to 5 V level translation
- High temperature operation: 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
Applications
- General-purpose multichannel isolation
- Serial peripheral interface (SPI)/data converter isolation
- Industrial field bus isolation
- Automotive interfaces (CAN, Audio, Ethernet)
- Industrial I/O and IO-Link
Q & A
- What is the ADUM242E1BRWZ used for?
The ADUM242E1BRWZ is used for quad-channel digital isolation, providing high-speed data transfer while ensuring electrical isolation between different voltage domains.
- What is the maximum propagation delay of the ADUM242E1BRWZ?
The maximum propagation delay is 13 ns for 5 V operation and 15 ns for 1.8 V operation.
- What is the maximum data rate supported by the ADUM242E1BRWZ?
The ADUM242E1BRWZ supports a maximum guaranteed data rate of 150 Mbps.
- What are the safety and regulatory approvals for the ADUM242E1BRWZ?
The device has UL recognition, CSA Component Acceptance Notice 5A, VDE certificate of conformity, and CQC certification per GB4943.1-2011.
- What is the operating temperature range of the ADUM242E1BRWZ?
The device can operate up to a maximum temperature of 125°C.
- What package type is the ADUM242E1BRWZ available in?
The ADUM242E1BRWZ is available in a 16-lead SOIC package, which is RoHS compliant.
- Does the ADUM242E1BRWZ support level translation?
Yes, the ADUM242E1BRWZ supports level translation between 1.8 V and 5 V.
- What are some common applications of the ADUM242E1BRWZ?
Common applications include general-purpose multichannel isolation, SPI/data converter isolation, industrial field bus isolation, and automotive interfaces.
- Is the ADUM242E1BRWZ qualified for automotive applications?
Yes, the ADUM242E1BRWZ is qualified for automotive applications.
- What is the withstand voltage rating of the ADUM242E1BRWZ?
The device has a withstand voltage rating of 5.0 kV rms.
