Maxim Integrated MAX808NCSA+T Microprocessor Supervisory Circuit

The MAX808NCSA+T from Maxim Integrated is a highly reliable and efficient microprocessor (µP) supervisory circuit designed to monitor power supplies in µP and digital systems. It provides a crucial function by ensuring that the µP boots up in a predictable state every time. This compact supervisory circuit is an ideal solution for maintaining system integrity through power-up, operation, and power-down transitions.

Key Features

• Precision Monitoring: The MAX808NCSA+T offers precise monitoring of its own power supply, featuring a reset threshold voltage of 4.65V, which is ideal for 5V-powered systems.
• Manual Reset Capability: An external input is provided for a manual reset, allowing for a system reset to be triggered with an external switch or logic signal.
• Power-On Reset Delay: The device includes a 240ms minimum power-on reset delay, which ensures the system has sufficient time to stabilize before the µP starts its operation.
• Low Power Consumption: Designed for energy efficiency, the MAX808NCSA+T has a low supply current draw, making it suitable for battery-operated applications.
• Compact Package: Supplied in an 8-pin SOIC package, the device is compact and suitable for space-constrained applications.

Applications

The MAX808NCSA+T is versatile and can be used in a wide range of applications, including:

• Computers and Controllers
• Embedded Systems
• Portable/Battery-Powered Equipment
• Intelligent Instruments
• Critical µP Power Monitoring

Product Benefits

The inclusion of the MAX808NCSA+T in your system design offers several benefits. It enhances system reliability by preventing erratic operation during power-up, power-down, and brown-out conditions. The device's manual reset feature allows for user-initiated system resets, providing additional control. Its low power consumption makes it an excellent choice for portable and battery-powered applications where energy efficiency is paramount.

Overall, Maxim Integrated's MAX808NCSA+T is a robust solution for systems requiring a dependable supervisory circuit to ensure stable and reliable operation.