The ASM811JEUSF-T from ON Semiconductor is a robust voltage supervisor IC designed to ensure reliable operation of microprocessors (µPs), microcontrollers (MCUs), and other voltage-sensitive devices. It provides an active-low reset signal and is specifically engineered to manage power-up and power-down sequences, preventing system errors and data corruption in the event of power instability.

Key Features

• Precision Monitoring: This device features a precision voltage monitor that keeps a close eye on the power supply voltage. It ensures that the system has a stable voltage before allowing the processor to start up.
• Manual Reset Input: An external manual reset input allows for a system reset to be triggered manually, providing additional control and safety measures for system operators.
• Low Power Consumption: Designed for energy-sensitive applications, the ASM811JEUSF-T boasts a low power consumption, making it suitable for battery-operated devices.
• Reset Time Delay: It features an internally programmed delay time which provides a reset timeout period, ensuring that the system has adequate time to stabilize before normal operation resumes.
• High Accuracy: The reset threshold voltage is highly accurate, ensuring device reliability and stability even in the most critical applications.
• Operating Temperature Range: The device is operational over a wide temperature range, making it versatile for various environmental conditions.
• Compact Package: The ASM811JEUSF-T comes in a compact SOT-23 package, saving valuable board space in space-constrained applications.

Applications

The ON Semiconductor ASM811JEUSF-T is ideal for use in a variety of applications where precise voltage monitoring and system reliability are paramount. It is commonly used in portable devices, embedded systems, computers, and other electronics that require a stable and reliable power-up sequence.

Conclusion

With its precision voltage monitoring, low power consumption, and manual reset input, the ASM811JEUSF-T is a highly reliable solution for system power management. Its compact size and wide operating temperature range make it a versatile choice for designers looking to enhance the stability and performance of their electronic systems.