Maxim Integrated MAX811TEUS-T Microprocessor (µP) Supervisory Circuit

The MAX811TEUS-T is a compact, highly precise voltage monitor from Maxim Integrated, designed to safeguard microprocessors (µPs) by monitoring their power supplies. This supervisory circuit is essential for systems that require a stable and reliable operation, as it ensures that the µP and other critical components are reset and protected during power-up, power-down, and brown-out conditions.

Key Features

• Voltage Monitoring Precision: The device offers a tight accuracy of ±1.5% for the reset threshold voltage, ensuring reliable monitoring and protection of the system's voltage levels.
• Low Power Consumption: With its low supply current of 17µA (typical), the MAX811TEUS-T is an energy-efficient solution for battery-operated and portable devices.
• Manual Reset Input: This feature allows for a manual system reset, giving users the ability to initiate a reset sequence as needed.
• Reset Timeout: The device has a 140ms (min) reset timeout period, guaranteeing that the system has sufficient time to stabilize before normal operation resumes.
• Operating Temperature Range: The MAX811TEUS-T can operate over a wide temperature range of -40°C to +85°C, suitable for various environments and applications.
• Industry-Standard Package: It comes in a small SOT-143 package, making it compatible with many different types of circuit boards and saving space in compact system designs.

Applications

The MAX811TEUS-T is versatile and can be used in a variety of applications where accurate voltage monitoring is critical. These include:

• Computers and Servers
• Embedded Systems
• Battery-Powered Equipment
• Industrial Controllers
• Portable and Handheld Devices

With its precise voltage monitoring capabilities and low power consumption, the Maxim Integrated MAX811TEUS-T supervisory circuit is an ideal choice for designers looking to enhance the reliability and stability of their microprocessor-based systems. Its compact form factor and robust feature set make it a smart addition to any project requiring critical system monitoring.