Overview
The ISO721DG4 is a digital isolator produced by Texas Instruments, designed to provide robust electrical isolation in various electronic systems. This component falls under the category of digital isolators and is housed in an 8-SOIC package. It is particularly suited for applications requiring high-speed data transmission and reliable isolation between circuits. The ISO721DG4 targets industries such as industrial automation, automotive electronics, and consumer electronics, where noise immunity and signal integrity are critical. Its unique selling points include high-speed performance, low power consumption, and compliance with stringent safety standards.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | Digital Isolator | - | - |
| Manufacturer | Texas Instruments | - | - |
| Package | 8-SOIC | - | - |
| Channels | 1 | - | Unidirectional |
| Data Rate | 100 | Mbps | - |
| Isolation Voltage | 4000 | Vpk | - |
| Supply Voltage | 3 to 5.5 | V | - |
| Propagation Delay | 17 | ns | - |
| Operating Temperature | -40 to +125 | °C | - |
| Output Type | CMOS | - | - |
Key Features
- High-speed data transmission up to 100 Mbps.
- Robust electrical isolation with 4000 Vpk isolation voltage.
- Wide supply voltage range from 3 V to 5.5 V.
- Low propagation delay of 17 ns for real-time signal integrity.
- CMOS output for compatibility with various logic families.
- Designed for applications requiring noise immunity and signal integrity.
Applications
The ISO721DG4 is widely used in industrial automation for isolating control signals in noisy environments. In automotive electronics, it ensures reliable communication between subsystems. Additionally, it is employed in consumer electronics for isolating sensitive circuits from noise sources. Its high-speed performance and robust isolation make it ideal for applications such as motor control, power inverters, and communication interfaces.
Q & A
1. What is the isolation voltage of the ISO721DG4?
The isolation voltage is 4000 Vpk.
2. What is the maximum data rate supported by the ISO721DG4?
The maximum data rate is 100 Mbps.
3. What is the operating temperature range of the ISO721DG4?
The operating temperature range is -40°C to +125°C.
4. What package does the ISO721DG4 come in?
It comes in an 8-SOIC package.
5. Is the ISO721DG4 RoHS compliant?
Yes, it is RoHS compliant.
6. What is the propagation delay of the ISO721DG4?
The propagation delay is 17 ns.
7. Can the ISO721DG4 operate with a 3.3 V supply?
Yes, it supports a supply voltage range from 3 V to 5.5 V.
8. How many channels does the ISO721DG4 have?
It has one unidirectional channel.
9. What type of output does the ISO721DG4 provide?
It provides a CMOS output.
10. What are typical applications of the ISO721DG4?
Typical applications include industrial automation, automotive electronics, and consumer electronics.
