The MAX708SCSA from Maxim Integrated is a compact, highly efficient supervisory circuit designed to monitor power supplies in microprocessor systems. It provides a significant layer of protection by ensuring that the microprocessor and other critical system components operate within safe voltage levels. This supervisory circuit is an essential component for systems that require reliable operation over a wide range of supply voltages and conditions.

Key Features

• Voltage Monitoring: The MAX708SCSA supervises the system voltage levels and ensures that they remain within the predefined thresholds, thereby safeguarding the system from under-voltage conditions.
• Reset Functionality: It features a reset output that remains asserted for a minimum of 140ms after VCC has risen above the reset threshold level. This provides a reliable system reset during power-up, power-down, and brownout conditions.
• Low Power Consumption: Designed for power-sensitive applications, this supervisory circuit operates with very low quiescent current, typically 17µA, making it suitable for battery-operated devices.
• Manual Reset Input: An additional feature includes a manual reset input that allows for a system reset to be triggered manually when necessary.
• Watchdog Timer: A watchdog timer is integrated to monitor the microprocessor, ensuring it operates as expected by triggering a system reset if the microprocessor becomes unresponsive.
• Wide Operating Voltage Range: The device supports a broad range of supply voltages from 1.0V to 5.5V, accommodating various microprocessor systems.

Applications

The MAX708SCSA is versatile and can be used in a variety of applications including:

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

Product Specifications

The MAX708SCSA is offered in an 8-pin SOIC package, providing a compact solution for space-constrained applications. It is designed to operate over the industrial temperature range of -40°C to +85°C, ensuring reliability in harsh environments.

For designers and engineers looking for a robust supervisory solution, the MAX708SCSA from Maxim Integrated stands out as a superior choice, providing essential protection features for microprocessor-based systems.