The MAX6719UTSHD3 from Maxim Integrated is a highly reliable quad microprocessor (µP) supervisory circuit designed to monitor power supplies and microprocessor activity in digital systems. It provides excellent circuit reliability and low cost by eliminating external components and adjustments when monitoring nominal system voltages from 0.9V to 5V.

Key Features

• Voltage Monitoring: This device offers precision monitoring of four system supply voltages, making it an ideal choice for systems that require multiple voltage rails to be supervised.
• Low Voltage Operation: The MAX6719UTSHD3 is designed to operate at ultra-low voltages, ensuring stable monitoring even in low-voltage applications.
• Manual Reset Input: It features a manual reset input that allows for a system reset to be triggered with an external button or logic signal.
• Power-On Reset: An integrated power-on reset function ensures that the µP starts up in a known state every time power is applied.
• Watchdog Timer: A watchdog timer is built-in to ensure that the µP does not hang in an unresponsive state, enhancing system reliability.
• Low Power Consumption: The device is optimized for low power consumption, making it suitable for battery-operated and portable applications.

Applications

The MAX6719UTSHD3 is versatile and can be used in a wide array of applications such as:

• Portable/Battery-Powered Equipment
• Computers and Controllers
• Automotive Systems
• Medical Devices
• Communications Systems
• Embedded Systems

Package and Availability

The MAX6719UTSHD3 comes in a small, 6-pin SOT23 package, which is ideal for space-constrained applications. The device's industry-standard footprint allows for easy integration into existing designs without significant layout changes.

Maxim Integrated's commitment to quality ensures that the MAX6719UTSHD3 supervisory IC is a reliable solution for critical system monitoring tasks. Its combination of features and compact design makes it a valuable component for ensuring system stability and integrity.