Overview
The ISO1641DWR from Texas Instruments is a hot-swappable, robust-EMC bidirectional I2C isolator designed to enhance reliability and performance in various electronic systems. This component is part of the ISO164x family and is known for its ability to isolate I2C signals while maintaining bidirectional communication. It features a unidirectional clock, which simplifies system design and ensures reliable data transfer across the isolation barrier.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOIC (DW) 16-pin |
| Isolation Voltage | 3000 Vrms for 1 minute |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage Range | 3.0 V to 5.5 V |
| Data Rate | Up to 1 Mbps |
| EMC Performance | Robust EMC performance |
| Hot-Swappable | Yes |
Key Features
- Hot-swappable capability, allowing for safe insertion and removal without powering down the system.
- Robust EMC performance, ensuring reliable operation in noisy environments.
- Bidirectional I2C communication with a unidirectional clock, simplifying system design.
- High isolation voltage of 3000 Vrms for 1 minute, providing excellent electrical isolation.
- Wide operating temperature range from -40°C to 125°C, making it suitable for various applications.
- Support for data rates up to 1 Mbps, ensuring high-speed data transfer.
Applications
The ISO1641DWR is suitable for a variety of applications where reliable and isolated I2C communication is necessary. These include:
- Industrial automation and control systems.
- Medical devices requiring high isolation and reliability.
- Automotive systems where robust EMC performance is crucial.
- Consumer electronics that require hot-swappable capabilities.
- Any system that needs to isolate I2C signals while maintaining bidirectional communication.
Q & A
- What is the primary function of the ISO1641DWR?
The ISO1641DWR is a bidirectional I2C isolator that provides electrical isolation between two I2C buses while allowing for hot-swappable operation.
- What is the maximum data rate supported by the ISO1641DWR?
The ISO1641DWR supports data rates up to 1 Mbps.
- What is the isolation voltage of the ISO1641DWR?
The isolation voltage is 3000 Vrms for 1 minute.
- What is the operating temperature range of the ISO1641DWR?
The operating temperature range is from -40°C to 125°C.
- Is the ISO1641DWR hot-swappable?
Yes, the ISO1641DWR is designed to be hot-swappable.
- What package type does the ISO1641DWR come in?
The ISO1641DWR comes in a SOIC (DW) 16-pin package.
- What are some common applications for the ISO1641DWR?
Common applications include industrial automation, medical devices, automotive systems, and consumer electronics.
- Does the ISO1641DWR have robust EMC performance?
Yes, the ISO1641DWR has robust EMC performance, making it suitable for noisy environments.
- What is the supply voltage range for the ISO1641DWR?
The supply voltage range is from 3.0 V to 5.5 V.
- Where can I find detailed specifications for the ISO1641DWR?
Detailed specifications can be found in the datasheet available on the Texas Instruments website or through authorized distributors like Digi-Key, Mouser, etc.
