Overview
The ADUM1286CRZ-RL7, produced by Analog Devices Inc., is a dual-channel digital isolator that utilizes the company's proprietary iCoupler® technology. This component combines high-speed CMOS and monolithic air core transformer technology to provide superior isolation and data transfer characteristics. It is designed to offer high-speed data transfer rates, low propagation delay, and high common-mode transient immunity, making it suitable for a variety of applications requiring reliable and isolated data communication.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Data Rate | - | - | 100 | Mbps | NRZ | |
| Propagation Delay | - | 23 | - | ns | - | |
| Supply Voltage | VDDx | 3.3 | - | 5 | V | - |
| Logic High Input Threshold | VIH | 0.7 VDDx | - | - | V | - |
| Logic Low Input Threshold | VIL | - | - | 0.3 VDDx | V | - |
| Logic High Output Voltage | VOH | VDDx - 0.1 VDDx | - | - | V | IOx = -20 µA, VIx = VIxH |
| Logic Low Output Voltage | VOL | - | - | 0.1 V | V | IOx = 20 µA, VIx = VIxL |
| Quiescent Input Supply Current | IDDI(Q) | 0.54 | 0.8 | - | mA | - |
| Quiescent Output Supply Current | IDDO(Q) | 1.6 | 2.0 | - | mA | - |
| Dynamic Input Supply Current | IDDI(D) | - | 0.09 | - | mA/Mbps | - |
| Dynamic Output Supply Current | IDDO(D) | - | 0.04 | - | mA/Mbps | - |
| Common-Mode Transient Immunity | - | - | >25 | kV/μs | - | |
| Operating Temperature | - | - | 125 | °C | - |
Key Features
- High-speed data transfer rates up to 100 Mbps (NRZ)
- Low propagation delay of 23 ns typical
- Low dynamic power consumption
- Bidirectional communication capability
- 3.3 V to 5 V level translation
- High temperature operation up to 125°C
- High common-mode transient immunity (>25 kV/μs)
- Tight channel-to-channel matching (5 ns for C grade)
Applications
- Industrial I/O and control systems
- Automotive interfaces (CAN, audio, Ethernet)
- Medical devices requiring isolation
- Industrial automation and control systems
- High-speed data communication in noisy environments
Q & A
- What is the ADUM1286CRZ-RL7 used for? The ADUM1286CRZ-RL7 is a dual-channel digital isolator used for high-speed data transfer in applications requiring electrical isolation.
- What is the maximum data rate of the ADUM1286CRZ-RL7? The maximum data rate is up to 100 Mbps (NRZ).
- What is the propagation delay of the ADUM1286CRZ-RL7? The propagation delay is typically 23 ns.
- What are the supply voltage ranges for the ADUM1286CRZ-RL7? The supply voltage ranges from 3.3 V to 5 V.
- Does the ADUM1286CRZ-RL7 support bidirectional communication? Yes, it supports bidirectional communication.
- What is the operating temperature range of the ADUM1286CRZ-RL7? The operating temperature range is up to 125°C.
- What is the common-mode transient immunity of the ADUM1286CRZ-RL7? The common-mode transient immunity is greater than 25 kV/μs.
- What are some typical applications of the ADUM1286CRZ-RL7? Typical applications include industrial I/O, automotive interfaces, medical devices, and high-speed data communication in noisy environments.
- How does the ADUM1286CRZ-RL7 achieve electrical isolation? It uses Analog Devices' iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technology.
- What are the quiescent supply currents for the ADUM1286CRZ-RL7? The quiescent input supply current is 0.54 mA to 0.8 mA, and the quiescent output supply current is 1.6 mA to 2.0 mA.
