Overview
The ADUM3211ARZ-RL7 is a dual-channel digital isolator produced by Analog Devices Inc. This component utilizes Analog Devices' iCoupler technology to provide high-speed, low-latency isolation between two different voltage domains. It is designed to operate over a wide temperature range of −40°C to +105°C, making it suitable for various industrial and automotive applications. The device is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package and is RoHS compliant.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|
| Supply Voltage (VDD1) | 3.0 | - | 3.6 | V | - |
| Supply Voltage (VDD2) | 4.5 | - | 5.5 | V | - |
| Logic High Input Threshold (VIH) | 0.7 VDDx | - | - | V | - |
| Logic Low Input Threshold (VIL) | 0.3 VDDx | - | - | V | - |
| Propagation Delay (tPHL, tPLH) | 15 | - | 55 | ns | 50% input to 50% output |
| Pulse Width Distortion (PWD) | 6 | - | 4 | ns | - |
| Output Rise/Fall Time (tR/tF) | 2.5 | - | 3.0 | ns | 10% to 90% |
| Isolation Voltage | - | - | 2500 | Vrms | - |
| Operating Temperature | -40 | - | 105 | °C | - |
Key Features
- High-speed data transfer up to 25 Mbps (NRZ)
- Precise timing characteristics with 3 ns maximum pulse-width distortion at 5 V operation
- High common-mode transient immunity: >25 kV/μs
- 3 V and 5 V level translation
- Low propagation delay: 15 ns to 55 ns
- Channel-to-channel matching and skew: 20 ns to 29 ns
- UL recognition: 2500 V rms for 1 minute per UL 1577
- CSA Component Acceptance Notice #5A and VDE Certificate of Conformity
- Qualified for automotive applications
Applications
- Size-critical multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceiver isolation
- Digital field bus isolation
- Gate drive interfaces
- Hybrid electric vehicles and battery monitoring systems
Q & A
- What is the ADUM3211ARZ-RL7 used for?
The ADUM3211ARZ-RL7 is a dual-channel digital isolator used to provide high-speed, low-latency isolation between two different voltage domains.
- What is the operating temperature range of the ADUM3211ARZ-RL7?
The operating temperature range is −40°C to +105°C.
- What is the maximum data rate supported by the ADUM3211ARZ-RL7?
The device supports data rates up to 25 Mbps (NRZ).
- What is the isolation voltage of the ADUM3211ARZ-RL7?
The isolation voltage is 2500 Vrms.
- Is the ADUM3211ARZ-RL7 RoHS compliant?
- What are the supply voltage ranges for VDD1 and VDD2?
VDD1: 3.0 V to 3.6 V, VDD2: 4.5 V to 5.5 V.
- What are the typical propagation delays for the ADUM3211ARZ-RL7?
The typical propagation delays are between 15 ns and 55 ns.
- Does the ADUM3211ARZ-RL7 have any regulatory approvals?
- What package type is the ADUM3211ARZ-RL7 available in?
The device is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.
- Is the ADUM3211ARZ-RL7 suitable for automotive applications?
