Overview
The ADUM1280CRZ-RL7 is a 3 kV RMS dual-channel digital isolator produced by Analog Devices Inc. This component utilizes the iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technology. This design provides superior performance characteristics compared to optocoupler devices and other integrated couplers. The ADUM1280CRZ-RL7 is known for its high speed, low propagation delay, and low dynamic power consumption, making it suitable for a variety of applications requiring reliable and efficient data isolation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | |
| Data Rate | Up to 100 Mbps | |
| Propagation Delay | 23 ns (typical) | ns |
| Supply Voltage | 3.3 V to 5 V | V |
| Temperature Range | -40°C to +125°C | °C |
| Isolation Voltage | 3 kV RMS | V RMS |
| Package Type | 8-lead SOIC-N | |
| Common-Mode Transient Immunity | >25 kV/μs | kV/μs |
Key Features
- High-speed data transfer up to 100 Mbps
- Low propagation delay of 23 ns (typical)
- Low dynamic power consumption
- Bidirectional communication capability
- 3.3 V to 5 V level translation
- High common-mode transient immunity (>25 kV/μs)
- Default high output and refresh feature for DC correctness
- Operating temperature range from -40°C to +125°C
Applications
- General-purpose multichannel isolation
- Data converter isolation
- Industrial field bus isolation
- Hybrid electric vehicles
- Battery monitoring and motor drive systems
Q & A
- What is the ADUM1280CRZ-RL7 used for?
The ADUM1280CRZ-RL7 is used for digital isolation in various applications, including general-purpose multichannel isolation, data converter isolation, and industrial field bus isolation.
- What is the maximum data rate of the ADUM1280CRZ-RL7?
The maximum data rate of the ADUM1280CRZ-RL7 is up to 100 Mbps.
- What is the propagation delay of the ADUM1280CRZ-RL7?
The propagation delay of the ADUM1280CRZ-RL7 is typically 23 ns.
- What is the operating temperature range of the ADUM1280CRZ-RL7?
The operating temperature range of the ADUM1280CRZ-RL7 is from -40°C to +125°C.
- What is the isolation voltage of the ADUM1280CRZ-RL7?
The isolation voltage of the ADUM1280CRZ-RL7 is 3 kV RMS.
- Does the ADUM1280CRZ-RL7 support bidirectional communication?
Yes, the ADUM1280CRZ-RL7 supports bidirectional communication.
- What package type is the ADUM1280CRZ-RL7 available in?
The ADUM1280CRZ-RL7 is available in an 8-lead SOIC-N package.
- What is the common-mode transient immunity of the ADUM1280CRZ-RL7?
The common-mode transient immunity of the ADUM1280CRZ-RL7 is greater than 25 kV/μs.
- Does the ADUM1280CRZ-RL7 have a refresh feature?
Yes, the ADUM1280CRZ-RL7 has a patented refresh feature to ensure DC correctness in the absence of input logic transitions.
- Is the ADUM1280CRZ-RL7 compliant with any regulatory standards?
Yes, the ADUM1280CRZ-RL7 complies with UL recognition: 3000Vrms for 1 minute per UL 1577, CSA component acceptance notice 5A, VDE certificate of conformity, and DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12.
