Maxim Integrated MAX815NESA+T Supervisory Circuit

The MAX815NESA+T from Maxim Integrated is a compact, highly reliable supervisory circuit designed to monitor power supplies in microprocessor systems. It provides a significant layer of protection to ensure that the system operates within safe voltage levels, thereby enhancing the overall stability and longevity of the electronic equipment in which it is installed.

This supervisory circuit is an essential component for managing system resets and power-on reset control. It is capable of monitoring the voltage level of the power supply and issuing a reset signal to the microprocessor whenever the monitored voltage drops below a predefined threshold. This reset signal ensures that the microprocessor restarts in a known state, which is critical for preventing system failures and data corruption.

The MAX815NESA+T comes in a compact 8-pin NSOIC package, making it suitable for space-constrained applications. Its small footprint allows for easy integration into a variety of electronic systems, ranging from portable devices to complex servers and networking equipment.

Key features of the MAX815NESA+T include:

• Low supply current of 17µA, which is ideal for battery-powered applications.
• Wide operating voltage range, typically from 1.2V to 5.5V, which allows for versatile deployment in systems with different power requirements.
• Adjustable reset threshold voltage, which provides flexibility in setting the voltage levels that trigger the reset signal.
• Debounced manual reset input, enabling a manual reset trigger that is free from false triggering due to noisy environments.
• 200ms reset timeout, ensuring that the system has ample time to stabilize before coming out of the reset condition.

The MAX815NESA+T is also characterized by its robustness and reliability, featuring over-temperature protection and the ability to operate in a wide temperature range. This makes it suitable for industrial applications where extreme conditions might be encountered.

Overall, the Maxim Integrated MAX815NESA+T supervisory circuit is an indispensable component for any system designer looking to enhance the operational stability and reliability of their microprocessor-based systems.