ADM1816-R22AKSZ-RL

Supervisors Overview

The ADM1816-R22AKSZ-RL is a supervisory circuit manufactured by Analog Devices Inc., designed to monitor voltage levels in electronic systems. It features an open-drain or open-collector output configuration, suitable for interfacing with various logic families. The device operates within a supply voltage range of up to 5.5 V and includes a watchdog timer function to ensure system reliability. Packaged in an SC-70-3 (SOT-23-3) surface-mount package, it supports manual reset capabilities and is rated for operation across an extended temperature range from -40°C to +85°C.

Supervisors Feature Summary

• Provides voltage supervision with configurable threshold detection for power integrity monitoring
• Integrates a watchdog timer to detect software faults and trigger system recovery
• Features an open-drain output compatible with standard digital logic interfaces

Supervisors Applications

• Microprocessor reset circuits requiring reliable power-on reset functionality
• Battery-powered devices needing low-power voltage supervision
• Industrial control systems utilizing watchdog timers for fault protection

Supervisors Procurement Notes

Verify the exact suffix AKSZ-RL against the manufacturer's current datasheet revision F to confirm pinout and electrical specifications. Ensure compatibility with the target PCB footprint for the SC-70-3 package. Cross-reference the threshold voltage requirements with system design constraints before finalizing procurement decisions.

Supervisors Selection Notes

Select this component when a single-channel supervisor with integrated watchdog functionality is required. The open-drain output allows for flexible pull-up resistor selection to match system logic levels. Consider the operating temperature range and supply voltage limits to ensure compliance with environmental and electrical design specifications.

Supervisors Part Context

This part belongs to the ADM181x series of microprocessor reset circuits from Analog Devices. These devices are engineered to provide robust supervision for complex digital systems. The specific model variant indicates a particular threshold voltage and packaging option within the broader family of supervisory ICs designed for industrial and commercial applications.

Supervisors Replacement Considerations

Check for direct substitutes within the ADM1816 series with different threshold voltages if voltage levels differ. Verify pin-to-pin compatibility with other SC-70-3 supervisors from Analog Devices or competitors, ensuring equivalent electrical characteristics and package dimensions.