ADM693AANZ

Supervisors Overview

The ADM693AANZ is a microprocessor supervisory circuit manufactured by Analog Devices Inc. It monitors a single voltage input with a threshold of 4.4 V and features an open-drain output type. The device includes a watchdog timer, battery backup switch, and power-fail detection capabilities. It operates within a supply voltage range of 4.5 V to 5.5 V and has a reset delay time of 70 ms. The component is housed in a 16-pin PDIP package and supports through-hole installation. It functions within a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Integrated watchdog timer for system reliability monitoring
• Battery backup switch functionality for seamless power transitions
• Power-fail detection capability for voltage anomaly alerts

Supervisors Applications

• Microprocessor system supervision
• Voltage monitoring in embedded systems
• Power management circuits requiring watchdog protection

Supervisors Procurement Notes

Verify the specific suffix 'ANZ' against official Analog Devices documentation to confirm package type and compliance status. Ensure compatibility with existing PCB footprints for 16-pin DIP configurations. Cross-reference datasheet revisions for any changes in electrical characteristics or pin assignments before finalizing procurement decisions.

Supervisors Selection Notes

Select this component when a single-channel voltage supervisor with integrated watchdog and battery backup features is required. Consider the 70 ms reset delay and open-drain output configuration for interface compatibility. Verify that the 4.5 V to 5.5 V operating range aligns with the target system's power supply specifications.

Supervisors Part Context

The ADM693AANZ belongs to the ADM693 series of voltage supervisory circuits from Analog Devices. This series provides comprehensive monitoring solutions for microprocessor-based systems. The part integrates multiple safety features into a single IC, reducing component count and board space requirements compared to discrete solutions.

Supervisors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.