The MAX818LESA-T is a highly integrated microprocessor (µP) supervisory circuit designed by Maxim Integrated 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 system monitoring applications.

Key Features

• Precision Monitoring: Features a precision voltage monitor that keeps a check on the power supply levels, ensuring stable operation of the microprocessor.
• Power-On Reset: The device generates a reset signal whenever the VCC supply voltage falls below a preset threshold, maintaining the system's integrity.
• Low Power Consumption: Designed for power-sensitive applications, the MAX818LESA-T operates with low power consumption, thereby extending battery life in portable devices.
• Manual Reset Feature: Includes a manual reset input that allows for a reset to be triggered with an external push-button or logic signal.
• Compact Package: Available in an 8-pin SO package, it occupies minimal board space and is suitable for high-density circuit designs.

Applications

The MAX818LESA-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 Power Monitoring

Technical Specifications

With an operating temperature range from -40°C to +85°C, the MAX818LESA-T is suitable for various industrial environments. The reset threshold voltage is factory-set and can be chosen from several standard options to match specific system voltage requirements.

Conclusion

The MAX818LESA-T from Maxim Integrated is a robust and reliable solution for system monitoring and power management. Its integration of features and ease of use make it an excellent choice for designers looking to enhance system stability and performance with minimal additional componentry.