Product Overview: MAX6733UTTWD3-T from Maxim Integrated

The MAX6733UTTWD3-T is a highly reliable, low-power microprocessor (µP) supervisory circuit designed by Maxim Integrated to monitor power supplies in digital systems. It provides excellent circuit reliability and low cost by eliminating external components and adjustments when used in systems that require voltage monitoring and battery control functions.

This supervisory circuit ensures that the µP and other critical system components operate with a stable and accurate supply voltage. It achieves this by providing a reset signal to the µP during power-up, power-down, and brownout conditions. The reset signal remains asserted until the system voltage reaches the factory-set reset threshold level and maintains for a preset timeout period, ensuring the system has stabilized before the processor starts operating.

The MAX6733UTTWD3-T features an adjustable watchdog timer that can be set by the user to monitor software execution and maintain system integrity. The device also offers a manual reset input, allowing for a system reset to be triggered with an external push-button or other input signal. This input is debounced internally to prevent false triggering from noise or contact bounce.

Designed with low power consumption in mind, the MAX6733UTTWD3-T operates with a supply current of only 6µA, making it an ideal choice for portable and battery-powered applications. It supports a wide operating voltage range, accommodating systems that run on various battery chemistries or dynamically changing power supplies.

Maxim Integrated's MAX6733UTTWD3-T comes in a small, 6-pin SOT23 package, which is suitable for space-constrained applications. Its temperature range of -40°C to +125°C ensures reliable operation in harsh environments, making it a versatile choice for automotive, industrial, and other demanding applications.

In summary, the MAX6733UTTWD3-T is a compact, feature-rich µP supervisory circuit that provides system designers with an efficient solution for enhancing system reliability, reducing design complexity, and ensuring stable operation across a wide range of applications.