Maxim Integrated MAX6357SYUT+T Microprocessor Supervisory Circuit

The MAX6357SYUT+T is a precision microprocessor (μP) supervisory circuit designed by Maxim Integrated to monitor power supplies in digital systems. This device 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.

Key Features:

• Voltage Monitoring: This supervisory circuit ensures that the system voltage levels are under proper surveillance, providing a reset output during power-up, power-down, and brownout conditions. The reset output remains operational with VCC as low as 1.2V.
• Adjustable Reset Thresholds: The MAX6357SYUT+T offers factory-trimmed reset thresholds suitable for monitoring 3V, 3.3V, and 5V powered circuits, ensuring compatibility with a variety of microprocessor systems.
• Low Power Consumption: Designed for power-sensitive applications, it features a low supply current of 1.2μA, making it an ideal choice for portable and battery-operated equipment.
• Manual Reset Input: A manual reset input is provided, which allows for a reset to be triggered with an external switch or software command, enhancing system control and debugging flexibility.
• High Reset Output Stage: The reset output stage can sink or source current, which makes it suitable for interfacing with both TTL and CMOS logic.
• Immune to Short VCC Transients: Fast transients on the VCC line are filtered, ensuring the reset output is not falsely triggered.
• Small Package: It comes in a compact SOT-23 package, ideal for space-constrained applications.

Applications:

The MAX6357SYUT+T is versatile and can be used in a wide range of applications, including:

• Computers and Controllers
• Portable/Battery-Powered Equipment
• Intelligent Instruments
• Embedded Systems
• Critical μP and μC Power Monitoring

Overall, the Maxim Integrated MAX6357SYUT+T supervisory circuit is a robust solution for system designers looking to enhance the reliability and performance of their digital systems. Its integration of key features with a compact footprint makes it a go-to component for a variety of monitoring applications.