ON Semiconductor CAT810REUR-T: A Robust Microprocessor Supervisor IC

The ON Semiconductor CAT810REUR-T is a precision microprocessor supervisory circuit designed to monitor power supplies in digital systems. It provides a crucial function in ensuring system reliability by resetting the microprocessor during a power failure. This tiny yet powerful component is a favorite among engineers for its ability to enhance system stability in a variety of applications.

Key Features

• Voltage Monitoring: The CAT810REUR-T keeps a vigilant eye on the system voltage levels and triggers a reset if it detects an out-of-tolerance condition, ensuring the proper operation of the microprocessor and associated circuitry.
• Reset Timeout: It boasts a precision delay timer that provides a reset output during power-up, power-down, and brown-out conditions. This timeout feature ensures that the system has adequate time to stabilize before normal operation resumes.
• Low Power Consumption: Designed for power-sensitive applications, this IC consumes minimal power, making it an ideal choice for portable and battery-operated devices.
• Compact Package: The CAT810REUR-T comes in a small SOT-23 package, making it suitable for space-constrained applications without sacrificing performance.

Applications

The versatility of the CAT810REUR-T allows it to be integrated into a wide range of applications, including:

• Computers and computer peripherals
• Embedded systems
• Portable/battery-powered equipment
• Intelligent instruments
• Industrial controllers

Technical Specifications

With an operating temperature range of -40°C to +85°C, the CAT810REUR-T is designed to withstand harsh environments. It has a threshold voltage of typically 3.08V, and the output type is active low, open drain. The device's precision monitoring capability allows for tight control and system protection.

Conclusion

Overall, the ON Semiconductor CAT810REUR-T is a highly reliable and efficient solution for system reset management. Its compact form factor, low power consumption, and precision voltage monitoring make it an essential component for enhancing the robustness and stability of modern digital systems.