ISL71610M and ISL71710M Digital Isolators

Introduction

The ISL71610M and ISL71710M from Renesas Intersil are advanced digital isolators engineered for environments where reliability and signal integrity are paramount. These devices are particularly suited for applications requiring robust isolation and radiation tolerance, such as those found in space and satellite systems.

Part Description

The ISL71610M and ISL71710M are radiation-tolerant digital isolators that utilize Giant Magneto Resistive (GMR) technology to achieve high data rates, excellent isolation, and low electromagnetic interference (EMI). Designed to support isolated power supplies and serial communication interfaces, these isolators are fully characterized for radiation performance and can operate across a wide temperature range. Their robust construction ensures reliable operation in harsh environments, making them ideal for mission-critical applications.

Applications

• Isolated power supply circuits
• Serial communication interfaces (e.g., SPI, UART, I²C)
• Data acquisition systems
• Motor control systems
• Sensor signal isolation
• Spacecraft subsystem communication

Industries

• Aerospace
• Satellite and space exploration
• Defense and military
• Industrial automation
• Medical equipment
• High-reliability electronics

Usage Ideas

1. Satellite Telemetry System
   Use the ISL71610M or ISL71710M to provide isolated communication between a satellite’s onboard computer and its telemetry sensors, ensuring data integrity in a radiation-prone environment.

2. Radiation-Hardened Motor Controller
   Implement the digital isolator in a motor control circuit for robotic arms used on space stations, protecting sensitive control electronics from high-energy particles.

3. Isolated Data Acquisition Module
   Design a data acquisition module for scientific instruments on a spacecraft, using the isolator to separate analog sensor signals from digital processing circuits, minimizing noise and ensuring reliable operation.

Conclusion

The ISL71610M and ISL71710M digital isolators from Renesas Intersil stand out for their radiation tolerance, high data rates, and robust isolation capabilities. These features make them indispensable for applications in demanding environments such as space, defense, and high-reliability industrial systems. Whether for isolated power supplies or secure data communication, these isolators provide the performance and reliability needed for mission-critical projects.