Overview
The ADUM3482BRSZ is a quad-channel digital isolator produced by Analog Devices Inc. It utilizes the company's iCoupler® technology, combining high-speed CMOS with magnetic isolation to provide reliable and high-performance signal isolation. This device is designed for applications requiring high data rates, low propagation delay, and robust common-mode transient immunity.
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 Voltage | VDD | 1.8 | - | 5.5 | V | - |
| Operating Temperature | TA | -40 | - | 125 | °C | - |
| Common-Mode Transient Immunity | |CM| | 25 | 35 | - | kV/µs | Transient magnitude = 800 V |
| Package Type | - | - | - | - | 20-SSOP (0.209", 5.30mm Width) | - |
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
- Small 20-lead SSOP package
Applications
The ADUM3482BRSZ is suitable for a variety of applications that require reliable digital signal isolation, including:
- Industrial control systems
- Medical devices
- Automotive systems
- Power supplies and DC-DC converters
- Communication systems
Q & A
- What is the maximum data rate of the ADUM3482BRSZ?
The ADUM3482BRSZ supports up to 25 Mbps data rate. - What is the typical propagation delay of the ADUM3482BRSZ?
The typical propagation delay is 25 ns. - What is the operating temperature range of the ADUM3482BRSZ?
The operating temperature range is from -40°C to 125°C. - What is the common-mode transient immunity of the ADUM3482BRSZ?
The common-mode transient immunity is greater than 25 kV/µs. - What is the package type of the ADUM3482BRSZ?
The package type is 20-lead SSOP (0.209", 5.30mm Width). - Does the ADUM3482BRSZ support level translation?
Yes, it supports 1.8 V to 5 V level translation. - Is the ADUM3482BRSZ RoHS compliant?
Yes, the ADUM3482BRSZ is RoHS compliant. - What is the insulation voltage rating of the ADUM3482BRSZ?
The insulation voltage rating is 3.75 kV RMS. - What are some typical applications of the ADUM3482BRSZ?
Typical applications include industrial control systems, medical devices, automotive systems, power supplies, and communication systems. - How many channels does the ADUM3482BRSZ have?
The ADUM3482BRSZ has four channels.
