MAX6363HUT31

Overview

The MAX6363HUT31 is a low-power microprocessor supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of up to 5.5 V and features a reset threshold voltage of 3.15 V. The device provides an active high, open-drain output with a fixed reset delay time of 280 ms. It includes a battery backup switch for maintaining system state during power transitions. The component draws a typical operating supply current of 15 uA and functions reliably across an industrial temperature range from -40 C to +85 C.

Feature Summary

• Integrates a battery backup switch to support seamless power source transitions without data loss.
• Provides a dedicated manual reset input for user-initiated system control.
• Delivers an active high, open-drain reset output compatible with various logic families.

Applications

• Low-power microprocessor systems requiring reliable voltage supervision
• Battery-operated devices needing backup power management
• Industrial control units operating in extended temperature environments

Procurement Notes

Verify the exact suffix and manufacturer documentation before procurement, as availability may be limited or subject to change. Confirm that the specific variant matches the required threshold voltage and package type for your design. Check for any recent product lifecycle notices regarding obsolescence or replacement recommendations from Analog Devices.

Selection Notes

Select this component when a low quiescent current and integrated battery backup functionality are required. Ensure the 3.15 V threshold aligns with your system's minimum operating voltage. Consider the open-drain output configuration for level shifting needs. Verify that the SOT-23-6 package fits your PCB layout constraints.

Part Context

This part belongs to the MAX6363 series of low-power microprocessor supervisors. It is designed for applications where power integrity is critical. The series typically offers various threshold voltages and output configurations to suit different system requirements. It is distinct from watchdog-enabled variants in the same family.

FAQ

Does the MAX6363HUT31 include a watchdog timer?

No, the MAX6363HUT31 does not include a built-in watchdog timer; it focuses on voltage supervision and manual reset capabilities.

What is the output type of the reset signal?

The reset output is active high and open-drain, allowing for flexible interfacing with different logic levels.