ADM8694ARNZ

Supervisors Overview

The ADM8694ARNZ is a microprocessor supervisory circuit manufactured by Analog Devices Inc. It features a fixed threshold voltage of 4.65 V and provides active low reset output with push-pull configuration. The device includes a watchdog timer, power fail warning, and backup battery switchover capabilities. It operates within a supply voltage range up to 5.5 V and maintains an accuracy of 2.5%. The component is housed in an 8-SOIC package and supports manual reset functionality.

Supervisors Feature Summary

• Integrated watchdog timer for system reliability monitoring
• Power fail warning detection mechanism
• Backup battery switchover capability
• Active low reset output with push-pull drive

Supervisors Applications

• Microprocessor system supervision
• Battery-powered device management
• Industrial control systems requiring power monitoring

Supervisors Procurement Notes

Verify the exact suffix 'ARNZ' against the manufacturer's current datasheet to confirm pinout and electrical specifications. Confirm RoHS compliance status as indicated in official documentation. Check for obsolescence notices or lifecycle status updates directly from Analog Devices before procurement planning.

Supervisors Selection Notes

Select this component when a fixed 4.65 V threshold is required for microprocessor reset generation. Ensure the application benefits from integrated watchdog and power fail features. Verify that the 8-SOIC package fits the PCB layout constraints. Compare performance against newer supervisory ICs if lower quiescent current is needed.

Supervisors Part Context

This part belongs to the ADM869x series of microprocessor supervisors. It is designed to monitor voltage levels and provide reset signals to digital logic. The series typically includes variants with different thresholds and packages. It serves as a critical component for ensuring stable operation in embedded systems.

Supervisors Replacement Considerations

Check Analog Devices documentation for direct replacements such as ADM8690 or ADM8691. Verify pin compatibility and threshold voltage matches. Consider newer generations like ADM803 or ADM809 for improved performance if available.