Overview
The ADuM4153BRIZ is a 7-channel, SPIsolator™ digital isolator produced by Analog Devices Inc. This component is optimized for isolated serial peripheral interfaces (SPIs), providing high-speed and low-propagation-delay signal isolation. It is part of the ADuM4151/ADuM4152/ADuM4153 family, which is designed to enhance the reliability and safety of SPI communications in various applications.
Key Specifications
| Parameter | Symbol | Unit | Min | Typ | Max | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Isolation Voltage | VISO | kV | 5 | |||
| Propagation Delay | tPHL, tPLH | ns | 27 | 16 | 30 | 50% input to 50% output |
| Pulse Width Distortion | PWD | ns | 2 | 3 | 3 | |tPLH − tPHL| |
| Codirectional Channel Matching | tPSKCD | ns | 4 | 2 | 5 | |
| Jitter, High Speed | JHS | ns | 1 | 1 | 1 | |
| Data Rate Fast (MO, SO) | DRFAST | Mbps | 2 | 34 | Within PWD limit | |
| Data Rate Slow | DRSLOW | kbps | 250 | 250 | ||
| Operating Temperature | Tj | °C | -40 | 125 | ||
| Package Type | 20-lead SOIC_IC package |
Key Features
- Supports up to 17 MHz SPI clock speed
- Four high-speed, low-propagation-delay SPI signal isolation channels
- Three 250 kbps data channels for low-speed data transfer
- High temperature operation: up to 125°C
- High common-mode transient immunity: >25 kV/µs
- Safety and regulatory approvals
- 20-lead SOIC_IC package with 8.3 mm creepage
Applications
- Industrial control systems requiring isolated SPI interfaces
- Automotive systems needing high-reliability and safety in SPI communications
- Medical devices requiring isolation for safety and compliance
- Industrial I/O and IO-Link applications
- Any system requiring isolated serial peripheral interfaces (SPIs)
Q & A
- What is the ADuM4153BRIZ used for?
The ADuM4153BRIZ is used for isolated serial peripheral interfaces (SPIs), providing high-speed and low-propagation-delay signal isolation.
- What is the maximum SPI clock speed supported by the ADuM4153BRIZ?
The ADuM4153BRIZ supports up to 17 MHz SPI clock speed.
- How many high-speed SPI signal isolation channels does the ADuM4153BRIZ have?
The ADuM4153BRIZ has four high-speed, low-propagation-delay SPI signal isolation channels.
- What is the data rate of the low-speed channels in the ADuM4153BRIZ?
The low-speed channels in the ADuM4153BRIZ have a data rate of 250 kbps.
- What is the maximum operating temperature of the ADuM4153BRIZ?
The maximum operating temperature of the ADuM4153BRIZ is 125°C.
- What type of package does the ADuM4153BRIZ come in?
The ADuM4153BRIZ comes in a 20-lead SOIC_IC package.
- What is the common-mode transient immunity of the ADuM4153BRIZ?
The ADuM4153BRIZ has a high common-mode transient immunity of >25 kV/µs.
- Does the ADuM4153BRIZ have any safety and regulatory approvals?
Yes, the ADuM4153BRIZ has various safety and regulatory approvals.
- What are some typical applications of the ADuM4153BRIZ?
Typical applications include industrial control systems, automotive systems, medical devices, and industrial I/O and IO-Link applications.
- How many isolation channels does the ADuM4153BRIZ have in total?
The ADuM4153BRIZ has a total of 7 isolation channels.
