Overview
The ADUM3200ARZ-RL7, produced by Analog Devices Inc., is a dual-channel digital isolator based on the iCoupler technology. This component combines high-speed CMOS and monolithic transformer technology to provide superior performance characteristics compared to traditional optocouplers. It eliminates the need for external drivers and discrete components, offering stable and efficient digital isolation. The ADUM3200ARZ-RL7 operates at 3.3 V and supports data rates up to 25 Mbps, making it suitable for a wide range of applications requiring high-speed data transfer and isolation.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Supply Voltage | 3.3 V | V | Operating voltage |
| Supply Current (No Load) | 0.8 - 2.2 mA (IDD1), 1.0 - 2.0 mA (IDD2) | mA | No load, see Table 11 |
| Data Rate | Up to 25 Mbps | Mbps | NRZ (Non-Return-to-Zero) coding |
| Pulse Width Distortion | 3 ns | ns | Within PWD limit |
| Propagation Delay | 20 - 150 ns | ns | 50% input to 50% output |
| Channel Matching | 3 ns (Codirectional), 15 ns (Opposing-Direction) | ns | tPSKCD and tPSKOD |
| Output Rise/Fall Time | 2.5 ns | ns | 10% to 90% |
| Common-Mode Transient Immunity | >25 kV/μs | kV/μs | |
| Safety and Regulatory Approvals | UL recognition: 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice 5A, VDE Certificate of Conformity DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12, VIORM = 560 V peak |
Key Features
- Bidirectional communication and 3.3 V/5 V level translation
- High data rate: dc to 25 Mbps (NRZ)
- Precise timing characteristics with 3 ns maximum pulse width distortion and 3 ns maximum channel-to-channel matching
- High common-mode transient immunity: >25 kV/μs
- Low power consumption: one-tenth to one-sixth the power of optocouplers at comparable signal data rates
- Enhanced system-level ESD reliability
- No need for external drivers and discrete components
Applications
- Size-critical multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceiver isolation
- Digital field bus isolation
- Hybrid electric vehicles and battery monitors
- Automotive interfaces (CAN, Audio, Ethernet)
- Industrial I/O and IO-Link
Q & A
- What is the ADUM3200ARZ-RL7 used for? The ADUM3200ARZ-RL7 is a dual-channel digital isolator used for high-speed data transfer and isolation in various applications.
- What is the operating voltage of the ADUM3200ARZ-RL7? The operating voltage is 3.3 V.
- What are the data rates supported by the ADUM3200ARZ-RL7? It supports data rates up to 25 Mbps.
- What is the common-mode transient immunity of the ADUM3200ARZ-RL7? It has a common-mode transient immunity of >25 kV/μs.
- Does the ADUM3200ARZ-RL7 require external drivers? No, it does not require external drivers or discrete components.
- What safety and regulatory approvals does the ADUM3200ARZ-RL7 have? It has UL recognition: 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice 5A, VDE Certificate of Conformity DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12, and VIORM = 560 V peak.
- What are some typical applications of the ADUM3200ARZ-RL7? Typical applications include size-critical multichannel isolation, SPI interface/data converter isolation, RS-232/RS-422/RS-485 transceiver isolation, and automotive interfaces.
- How does the ADUM3200ARZ-RL7 compare to optocouplers in terms of power consumption? It consumes one-tenth to one-sixth the power of optocouplers at comparable signal data rates.
- What is the propagation delay of the ADUM3200ARZ-RL7? The propagation delay is between 20 - 150 ns.
- Is the ADUM3200ARZ-RL7 qualified for automotive applications? Yes, it is qualified for automotive applications.
