Overview
The ISO7340CDWR is a high-speed, quad-channel digital isolator produced by Texas Instruments. Designed for applications requiring robust isolation, this component ensures reliable signal transmission across isolated domains. It is widely used in industrial automation, automotive systems, and medical devices, offering high noise immunity and low power consumption. Its market competitiveness lies in its high-speed performance, compact design, and compliance with international safety standards.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | - | Quad-channel |
| Data Rate | 150 | Mbps | High-speed |
| Isolation Voltage | 2500 | Vrms | Enhanced safety |
| Supply Voltage | 2.25 to 5.5 | V | Wide range |
| Operating Temperature | -40 to 125 | °C | Industrial-grade |
| Package | SOIC-16 | - | Compact design |
| Propagation Delay | 10 | ns | Low latency |
| CMTI | 25 | kV/µs | High noise immunity |
| Certifications | UL, CSA, VDE | - | Compliance with safety standards |
Key Features
- High-speed data transmission: Supports data rates up to 150 Mbps, ensuring efficient communication.
- Robust isolation: Provides 2500 Vrms isolation voltage for enhanced safety.
- Low power consumption: Optimized for energy-efficient applications.
- Compact design: SOIC-16 package saves board space.
- High noise immunity: CMTI of 25 kV/µs ensures reliable operation in noisy environments.
- Wide operating temperature range: Suitable for industrial and automotive applications.
Applications
The ISO7340CDWR is ideal for a wide range of applications, including:
- Industrial automation: Isolates control signals in PLCs and motor drives.
- Automotive systems: Ensures safe signal transmission in electric vehicles and battery management systems.
- Medical devices: Provides isolation in patient monitoring and diagnostic equipment.
- Power supplies: Isolates feedback signals in switch-mode power supplies.
- Communication systems: Enhances signal integrity in data communication interfaces.
Q & A
1. What is the maximum data rate supported by the ISO7340CDWR?
The ISO7340CDWR supports a maximum data rate of 150 Mbps.
2. What is the isolation voltage of this component?
The isolation voltage is 2500 Vrms.
3. What is the operating temperature range?
It operates within a temperature range of -40 to 125°C.
4. Is the ISO7340CDWR suitable for automotive applications?
Yes, it is designed for automotive systems, including electric vehicles and battery management.
5. What package does the ISO7340CDWR use?
It uses the SOIC-16 package.
6. Does this component comply with international safety standards?
Yes, it is certified by UL, CSA, and VDE.
7. What is the typical propagation delay?
The typical propagation delay is 10 ns.
8. Can the ISO7340CDWR operate at low voltages?
Yes, it supports a supply voltage range of 2.25 to 5.5 V.
9. What is the CMTI of this isolator?
The CMTI is 25 kV/µs, ensuring high noise immunity.
10. Is the ISO7340CDWR suitable for medical devices?
Yes, it is used in medical devices for safe signal isolation.
