Overview
The ADUM161N1BRZ-RL7 is a 6-channel digital isolator produced by Analog Devices Inc., utilizing the company's proprietary iCoupler technology. This device combines high-speed data transfer with robust isolation, making it suitable for a wide range of applications that require reliable and safe data transmission across different voltage domains.
The ADUM161N1BRZ-RL7 features a maximum data rate of 150 Mbps and operates with supply voltages ranging from 1.7 V to 5.5 V on both sides of the isolation barrier. This flexibility allows for voltage translation and compatibility with various system voltages. The device also includes fail-safe options to ensure the outputs transition to a predetermined state when the input power supply is not applied.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| Data Rate | - | - | 150 | Mbps | - |
| Supply Voltage | 1.7 | - | 5.5 | V | On both sides of the isolation barrier |
| Propagation Delay | - | - | 13 | ns | - |
| Pulse Width Distortion | - | - | 4.5 | ns | At 5 V operation |
| Channel to Channel Matching | - | - | 4.0 | ns | Maximum propagation delay difference |
| Withstand Voltage Rating | - | - | 3.0 kV rms | - | - |
| Output Rise/Fall Time | - | - | 2.5 | ns | 10% to 90% |
| Common-Mode Transient Immunity | - | - | 75 kV/μs | - | VCM = 1000 V, transient magnitude = 800 V |
| Package Type | - | - | 16-lead, narrow-body SOIC | - | RoHS-compliant |
Key Features
- High-Speed Data Transfer: Supports data rates up to 150 Mbps.
- Robust Isolation: Withstand voltage rating of 3.0 kV rms.
- Fail-Safe Options: Outputs transition to a predetermined state when the input power supply is not applied.
- Voltage Translation: Operates with supply voltages ranging from 1.7 V to 5.5 V on both sides of the isolation barrier.
- Low Dynamic Power Consumption: Efficient operation with low power consumption.
- High Temperature Operation: Capable of operating at temperatures up to 125°C.
- Common-Mode Transient Immunity: High immunity to common-mode transients, ensuring reliable operation in noisy environments.
Applications
- General-Purpose Multichannel Isolation: Suitable for various applications requiring multiple isolated channels.
- SPI/Data Converter Isolation: Ideal for isolating SPI and data converter interfaces.
- Industrial Field Bus Isolation: Used in industrial field bus applications to ensure reliable and safe data transmission.
- Automotive Interfaces: Can be used in automotive systems such as CAN, audio, and Ethernet interfaces.
- Industrial I/O and IO-Link: Applicable in industrial I/O and IO-Link systems for reliable data isolation.
Q & A
- What is the maximum data rate supported by the ADUM161N1BRZ-RL7?
The ADUM161N1BRZ-RL7 supports a maximum data rate of 150 Mbps.
- What is the withstand voltage rating of the ADUM161N1BRZ-RL7?
The device has a withstand voltage rating of 3.0 kV rms.
- What are the fail-safe options available for the ADUM161N1BRZ-RL7?
The outputs can transition to a predetermined state when the input power supply is not applied.
- What is the operating temperature range of the ADUM161N1BRZ-RL7?
The device can operate at temperatures up to 125°C.
- What is the common-mode transient immunity of the ADUM161N1BRZ-RL7?
The device has a common-mode transient immunity of 75 kV/μs.
- What package type is the ADUM161N1BRZ-RL7 available in?
The device is available in a 16-lead, narrow-body SOIC package, which is RoHS-compliant.
- Can the ADUM161N1BRZ-RL7 be used for voltage translation?
Yes, it can operate with supply voltages ranging from 1.7 V to 5.5 V on both sides of the isolation barrier, enabling voltage translation.
- What are some typical applications of the ADUM161N1BRZ-RL7?
It is suitable for general-purpose multichannel isolation, SPI/data converter isolation, industrial field bus isolation, and various industrial and automotive interfaces.
- Does the ADUM161N1BRZ-RL7 have any regulatory approvals?
Yes, it has various regulatory approvals including UL recognition, CSA Component Acceptance Notice, VDE certificate of conformity, and CQC certification.
- How does the ADUM161N1BRZ-RL7 ensure dc correctness?
The device ensures dc correctness even in the absence of input logic transitions, unlike some optocoupler alternatives.
