MAX6314US42D2

Supervisors Overview

The MAX6314US42D2 is a low-power CMOS microprocessor supervisory circuit manufactured by Analog Devices Inc. (Maxim Integrated). It monitors power supplies in microprocessor and digital systems with a fixed threshold voltage of 4.2V. The device features an active-low, bidirectional reset output compatible with interfaces such as the 68HC11. It includes manual reset functionality and operates within a supply voltage range up to 5.5V. Key electrical parameters include a reset delay time of 200ms, quiescent current of 5µA, and accuracy of 1.8%. The component supports surface-mount installation in an SOT-143-4 package and functions across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Bidirectional RESET output enables direct connection to microprocessors with bidirectional reset inputs
• Manual reset input allows for external system control
• Low power consumption suitable for portable applications

Supervisors Applications

• Microprocessor (µP) power supply monitoring
• Digital system supervision
• Systems requiring bidirectional reset compatibility

Supervisors Procurement Notes

Verify the specific suffix D2 against official datasheets to confirm pinout and electrical characteristics, as variations exist within the MAX6314 family. Confirm RoHS compliance status and lead-free availability through authorized distributors. Ensure the SOT-143-4 package matches your PCB footprint requirements. Cross-reference the 4.2V threshold with system design needs to ensure proper supervision timing.

Supervisors Selection Notes

Select this component when a bidirectional reset interface is required for microprocessors like the 68HC11. It is suitable for designs needing a fixed 4.2V threshold with high accuracy. Consider the 5µA quiescent current for battery-operated devices. Verify that the 200ms reset delay meets the system's startup timing constraints. Ensure the operating temperature range covers the intended environment.

Supervisors Part Context

The MAX6314 series consists of low-power CMOS microprocessor supervisory circuits designed to monitor power supplies in µP and digital systems. These devices eliminate external components and adjustments, providing excellent circuit reliability at a low cost. The series offers various threshold voltages and packages to suit different application requirements.

Supervisors FAQ

What type of reset output does the MAX6314US42D2 provide?

It provides an active-low, bidirectional reset output.

Does the MAX6314US42D2 include a watchdog timer?

No, the MAX6314 series does not include a watchdog timer.