Maxim Integrated's MAX6303CSA-T: A Robust Microprocessor Reset Circuit

The MAX6303CSA-T, produced by Maxim Integrated, is a high-quality microprocessor (μP) supervisory circuit designed to monitor power supplies in μP and digital systems. It provides a significant level of system reliability by ensuring that the μP resets to a known state during power-up, power-down, or brown-out conditions. This compact device is a crucial component for maintaining system integrity and preventing software glitches.

Key Features

• High Precision Monitoring: This supervisory circuit is engineered to deliver precise monitoring of the power supply voltage. It has a factory-trimmed reset threshold that ensures the system operates within the desired voltage range, thus providing enhanced system stability.
• Low Power Consumption: Designed for power-sensitive applications, the MAX6303CSA-T consumes minimal power, which makes it an ideal solution for portable and battery-operated devices.
• Manual Reset Input: It includes a manual reset input that allows for a system reset to be triggered manually, providing an additional layer of control for system administrators and users.
• Reset Timeout: The device features a 140 ms minimum power-on reset timeout period, ensuring adequate time for the system to stabilize before it becomes fully operational.
• Immunity to Short VDD Transients: The MAX6303CSA-T is designed to ignore brief transients on the VDD line, which helps to prevent false resets, contributing to the overall robustness of the system.

Applications

The MAX6303CSA-T is versatile and can be used in various applications that require reliable voltage monitoring and system reset functionality. Common applications include:

• Computers and Servers
• Embedded Systems
• Data Storage Equipment
• Portable/Battery-Powered Devices

Package and Availability

The product is offered in a compact 8-pin SO package, making it suitable for space-constrained applications. The MAX6303CSA-T is available in the temperature range from -40°C to +85°C, accommodating a wide range of environments and ensuring reliable operation under various conditions.

Maxim Integrated's commitment to quality and reliability is evident in the MAX6303CSA-T, making it a trusted choice for system designers looking to enhance the dependability of their digital systems.