The MAX810SEUR from Maxim Integrated is a compact, highly efficient microprocessor (µP) supervisory circuit designed to monitor power supplies in digital systems. It provides a significant level of system reliability and precision that is essential for managing microprocessor reset functions. This supervisory circuit ensures that the µP and its associated hardware are reset properly during power-up, power-down, and brown-out conditions.

Key Features

• Precision Monitoring: The MAX810SEUR offers a precise monitoring threshold voltage, ensuring reliable reset activation and system functionality.
• Low Power Consumption: Designed for power-sensitive applications, it consumes minimal power, contributing to the overall efficiency of the system.
• Compact SOT-23 Packaging: Its small size SOT-23 package makes it ideal for space-constrained applications, without compromising on performance.
• Manual Reset Input: It includes a manual reset feature that allows for a reset to be triggered with an external input, providing additional control to system designers.
• Wide Operating Temperature Range: The device can operate over a broad temperature range, making it suitable for various industrial and commercial environments.

Applications

The MAX810SEUR is versatile and can be used in numerous applications, including:

• Computers and Controllers
• Embedded Systems
• Portable/Battery-Powered Equipment
• Intelligent Instruments
• Automotive Systems

Technical Specifications

The device features a 4.63V threshold voltage for monitoring, with a power supply range of 1.0V to 5.5V. It also has an active-low reset output, which remains asserted for a minimum of 140ms after V_CC has risen above the reset threshold. This ensures a proper system reset and allows the power supply and processor to stabilize before operation continues.

In conclusion, the MAX810SEUR by Maxim Integrated is a reliable and vital component for any digital system requiring robust power supply monitoring and reset capabilities. Its precision, low power consumption, and compact footprint make it an excellent choice for designers looking to enhance the reliability of their microprocessor-based systems.