Maxim Integrated MAX6804US31D3 Microprocessor Reset Circuit

The MAX6804US31D3 from Maxim Integrated is a compact, highly reliable microprocessor (µP) supervisory circuit designed to monitor power supplies in µP and digital systems. It provides excellent circuit reliability and low cost by eliminating external components and adjustments when used in systems with a 3.1V power supply voltage.

Key Features

• Precision Monitoring: This device features a precision factory-set V_CC reset threshold at 3.1V, ensuring that your system operates reliably under the specified voltage conditions.
• Low Power Consumption: With its low supply current of only 1.2µA, the MAX6804US31D3 is an energy-efficient solution, making it ideal for portable and battery-operated applications.
• Manual Reset Input: The inclusion of a manual reset input allows for a system reset to be triggered with an external push-button or logic signal, providing additional flexibility and control.
• Reset Timeout: The device guarantees a minimum reset timeout of 140ms, ensuring sufficient time for the system to stabilize after a reset.
• High Threshold Accuracy: With a threshold accuracy of ±2.5% over temperature, this reset circuit delivers reliable performance across a wide range of operating conditions.
• Operating Temperature: The MAX6804US31D3 operates over an extended temperature range of -40°C to +125°C, suitable for use in harsh environments.

Applications

The MAX6804US31D3 is versatile and can be used in a variety of applications, including:

• Computers and Controllers
• Embedded Systems
• Battery-Powered Equipment
• Industrial Equipment
• Portable Consumer Electronics

With its small SOT143 package, the MAX6804US31D3 is perfect for space-constrained applications that require a reliable and precise voltage monitoring solution. Maxim Integrated's commitment to quality ensures that this reset circuit will maintain system integrity and prevent data corruption during power loss or unexpected system shutdowns.