Overview
The ADUM3480ARSZ-RL7 is a quad-channel digital isolator produced by Analog Devices Inc. It is based on the company's iCoupler technology, which combines high-speed CMOS and monolithic air core transformer technology. This component is designed to provide high performance and reliability in various isolation applications, offering superior characteristics compared to optocoupler devices and other integrated couplers.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Pulse Width | PW | 1000 | 40 | - | ns | Within PWD limit |
| Data Rate | - | - | 25 | - | Mbps | Within PWD limit |
| Propagation Delay | tPHL, tPLH | 25 | 33 | 50 | ns | 50% input to 50% output |
| Supply Current per Channel (Quiescent) | IDDI (Q) | 0.50 | 0.60 | - | mA | Regulator Input Side |
| Supply Current per Channel (Dynamic) | IDDI (D) | 0.070 | - | - | mA/Mbps | Regulator Input Side |
| Common-Mode Transient Immunity | |CM| | 25 | 35 | - | kV/µs | VIX = VDDLX, VCM = 1000 V, transient magnitude = 800 V |
| Output Rise/Fall Time | tR/tF | - | 2.5 | - | ns | 10% to 90% |
| Input-to-Output Resistance | RI-O | 1012 | - | - | Ω | - |
| Input-to-Output Capacitance | CI-O | - | 2.2 | - | pF | f = 1 MHz |
Key Features
- Up to 25 Mbps data rate (NRZ)
- Low propagation delay: 25 ns typical
- Low dynamic power consumption
- 1.8 V to 5 V level translation
- High temperature operation: up to 125°C
- High common-mode transient immunity: >25 kV/µs
- Output default select
- RoHS-compliant, SSOP package
- Safety and regulatory approvals: UL recognition, CSA Component Acceptance Notice, VDE certificate of conformity
Applications
- General-purpose multichannel isolation
- SPI interface/data converter isolation
- Industrial field bus isolation
Q & A
- What is the ADUM3480ARSZ-RL7 used for?
The ADUM3480ARSZ-RL7 is used for general-purpose multichannel isolation, SPI interface/data converter isolation, and industrial field bus isolation.
- What is the maximum data rate of the ADUM3480ARSZ-RL7?
The maximum data rate is up to 25 Mbps (NRZ).
- What is the typical propagation delay of the ADUM3480ARSZ-RL7?
The typical propagation delay is 25 ns.
- What are the operating voltage ranges for the ADUM3480ARSZ-RL7?
The operating voltage ranges are 1.8 V to 5 V.
- What is the maximum operating temperature of the ADUM3480ARSZ-RL7?
The maximum operating temperature is up to 125°C.
- What safety and regulatory approvals does the ADUM3480ARSZ-RL7 have?
The component has UL recognition, CSA Component Acceptance Notice, and VDE certificate of conformity.
- What is the common-mode transient immunity of the ADUM3480ARSZ-RL7?
The common-mode transient immunity is >25 kV/µs.
- What package type is the ADUM3480ARSZ-RL7 available in?
The component is available in a RoHS-compliant SSOP package.
- What is the input-to-output resistance of the ADUM3480ARSZ-RL7?
The input-to-output resistance is 1012 Ω.
- What is the input-to-output capacitance of the ADUM3480ARSZ-RL7?
The input-to-output capacitance is 2.2 pF at f = 1 MHz.
