Overview
The ISO7342CDWR is a high-performance, low-power, four-channel digital isolator designed and manufactured by Texas Instruments. This component is part of the ISO7342C series, which is widely recognized for its robust isolation capabilities and reliability in various industrial and consumer applications. The ISO7342CDWR is specifically designed for applications requiring high-speed data transmission and electrical isolation, making it suitable for use in environments where noise immunity and signal integrity are critical. Its compact SOIC-16 package and wide operating temperature range further enhance its versatility across different use cases.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | Channel | Unidirectional |
| Isolation Voltage | 3000 | Vrms | |
| Data Rate | 25 | Mbps | |
| Propagation Delay (max) | 58 | ns | |
| Rise/Fall Time (typ) | 2.1 / 1.7 | ns | |
| Supply Voltage | 3 to 5.5 | V | |
| Operating Temperature | -40 to 125 | °C | |
| Package | SOIC-16 | 7.50mm wide | |
| Common Mode Transient Immunity (min) | 25 | kV/µs | |
| Moisture Sensitivity Level (MSL) | 2 | 1 year |
Key Features
- Four-channel unidirectional digital isolation for high-speed data transmission.
- High isolation voltage of 3000 Vrms ensures reliable operation in noisy environments.
- Low power consumption and high data rate of 25 Mbps for efficient performance.
- Wide operating temperature range (-40°C to 125°C) for use in harsh conditions.
- Compact SOIC-16 package suitable for space-constrained applications.
Applications
The ISO7342CDWR is widely used in industrial automation, medical equipment, automotive electronics, and consumer electronics. In industrial automation, it provides reliable signal isolation in motor control and PLC systems. In medical equipment, it ensures patient safety by isolating sensitive circuits. Automotive applications benefit from its robustness in isolating communication buses like CAN and LIN. Additionally, it is used in consumer electronics for isolating high-speed data lines in devices such as printers and gaming consoles.
Q & A
1. What is the isolation voltage of the ISO7342CDWR?
The isolation voltage is 3000 Vrms.
2. What is the maximum data rate supported by this component?
The maximum data rate is 25 Mbps.
3. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
4. How many channels does the ISO7342CDWR have?
It has four unidirectional channels.
5. What is the typical rise/fall time?
The typical rise time is 2.1 ns, and the fall time is 1.7 ns.
6. What is the package type of this component?
The package type is SOIC-16.
7. Is the ISO7342CDWR RoHS compliant?
Yes, it is RoHS compliant.
8. What is the propagation delay (max)?
The maximum propagation delay is 58 ns.
9. What is the supply voltage range?
The supply voltage range is 3 V to 5.5 V.
10. What is the common mode transient immunity (min)?
The minimum common mode transient immunity is 25 kV/µs.
