Maxim Integrated MAX6314US31D4 Microprocessor Reset Circuit

The MAX6314US31D4 is a highly reliable, low-power microprocessor (µP) supervisory circuit designed by Maxim Integrated to monitor power supplies in digital systems. It provides a significant layer of protection against low voltage, which is critical for maintaining the integrity of data and system functionality.

This compact device is equipped with a preset threshold voltage of 3.1V, which makes it an excellent choice for 3.3V powered systems. When the monitored voltage falls below this threshold, the MAX6314US31D4 asserts a reset signal, holding the connected µP in a reset state for a minimum of 140ms after the voltage has risen above the reset threshold. This ensures that the µP has sufficient time to stabilize and start up correctly once power has been restored.

One of the key features of the MAX6314US31D4 is its built-in manual reset input. This allows for a manual triggering of the reset signal, providing an additional layer of control for system designers and operators. The device is also designed for minimal power consumption, drawing only 1µA of supply current, which is particularly beneficial for battery-operated applications where power efficiency is crucial.

The MAX6314US31D4 comes in a compact, 4-pin SOT-143 package, making it ideal for space-constrained applications. Its small footprint does not compromise its performance or reliability, making it a top choice for a wide range of applications, including portable devices, computers, controllers, and intelligent instruments.

Overall, the Maxim Integrated MAX6314US31D4 microprocessor reset circuit is an indispensable component for system reliability. Its precise voltage monitoring, low power consumption, and manual reset capability make it a versatile and essential part of any power management solution.