ADM802LARNZ

Supervisors Overview

The ADM802LARNZ is a supervisory circuit manufactured by Analog Devices Inc. designed to monitor voltage levels in electronic systems. It operates within a supply voltage range of 1.7V to 5.5V and features a fixed output threshold of 2.93V. The device provides a reset signal with a typical delay of 200ms and includes a manual reset input for system control. Packaged in an 8-pin SOIC, it supports operation from -40°C to +85°C.

Supervisors Feature Summary

• Monitors power supply voltage to ensure system integrity
• Provides active-low reset signal upon fault detection
• Includes manual reset capability via dedicated pin
• Features watchdog timer functionality for software recovery

Supervisors Applications

• Microprocessor and microcontroller supervision
• Battery-powered equipment monitoring
• Industrial control system protection
• Portable electronic device power management

Supervisors Procurement Notes

Verify the specific suffix 'ARNZ' against the manufacturer's current datasheet to confirm package type and temperature grade. Ensure compatibility with existing PCB footprints and voltage thresholds before integration. Check for any recent product lifecycle notices or obsolescence warnings directly from Analog Devices official channels.

Supervisors Selection Notes

Select this component when a fixed 2.93V threshold is required for low-voltage applications. Consider the 200ms reset delay and manual reset feature for system design requirements. Evaluate the 8-pin SOIC package constraints against available board space and thermal performance needs for the target operating environment.

Supervisors Part Context

This part belongs to the ADM802 series of supervisory circuits. It is designed for applications requiring reliable voltage monitoring and reset generation. The series offers various threshold voltages and packages to suit different system architectures and operational conditions.

Supervisors Replacement Considerations

Consult Analog Devices documentation for direct pin-compatible alternatives. Verify that substitute parts match the 2.93V threshold, 200ms delay, and 8-pin SOIC package specifications to ensure functional equivalence without redesign.

Supervisors FAQ

What is the reset delay time for the ADM802LARNZ?

The typical reset delay time is 200ms.

Does the ADM802LARNZ support manual reset?

Yes, it includes a dedicated manual reset input pin.