Texas Instruments

ISO721DR

The ISO721DR is a high-performance, low-power, dual-channel digital isolator from Texas Instruments. It is designed to provide reliable isolation between digital systems in high-voltage or noisy environments.

Description:

The ISO721DR is a monolithic digital isolator that uses a combination of capacitive coupling and pulse-frequency modulation to provide isolation between two digital systems. It features two independent channels, each capable of transmitting digital signals in both directions. The device is available in a compact SOIC-8 package and operates over a wide supply voltage range of 3V to 5.5V.

Features:

• Dual-channel isolation for transmitting digital signals in both directions
• Wide supply voltage range of 3V to 5.5V
• Low-power operation with a typical supply current of 2.5mA
• High-speed data transmission up to 1Mbps
• High isolation voltage of 2.5kVRMS minimum
• Small footprint SOIC-8 package
• Suitable for use in high-voltage or noisy environments

Applications:

The ISO721DR is ideal for a wide range of applications where isolation between digital systems is required. Some of the key applications include:

1. Industrial control systems
2. Medical equipment
3. Power supplies and power management systems
4. Motor control and drive systems
5. Renewable energy systems
6. Automotive systems
7. Telecommunications equipment
8. Data communication systems

In summary, the ISO721DR is a high-performance, low-power, dual-channel digital isolator from Texas Instruments that provides reliable isolation between digital systems in high-voltage or noisy environments. It features two independent channels, a wide supply voltage range, low-power operation, high-speed data transmission, high isolation voltage, and a small footprint SOIC-8 package. It is suitable for use in a wide range of applications where isolation between digital systems is required.