ADM1816-R22AKS-RL7

Supervisors Overview

The ADM1816-R22AKS-RL7 is a voltage supervisory circuit manufactured by Analog Devices Inc. It operates within a supply voltage range up to 5.5 V and features a fixed threshold voltage of 2.2 V. The device provides a reset signal with a typical delay time of 250 ms. It utilizes an open-drain output configuration and lacks manual reset or watchdog timer functionalities. The component is housed in a SC-70-3 surface-mount package and supports operation across a temperature range from -40°C to +105°C.

Supervisors Feature Summary

• Provides simple power-on reset functionality for microprocessor systems
• Features an open-drain output compatible with various logic families
• Operates over an extended industrial temperature range

Supervisors Applications

• Microprocessor reset circuits
• Voltage monitoring in portable devices
• Battery-powered system supervision

Supervisors Procurement Notes

Verify current availability status as the part may be obsolete or limited. Confirm exact threshold voltage variants and packaging options against official datasheets. Check for end-of-life notifications or recommended replacement parts from Analog Devices before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a fixed 2.2 V threshold is required for single-input voltage supervision. Ensure compatibility with open-drain output requirements and SC-70-3 footprint constraints. Verify that manual reset and watchdog features are not needed for the specific application design.

Supervisors Part Context

This part belongs to the ADM1816 series of supervisory circuits designed for low-voltage applications. It serves as a dedicated reset generator for digital systems requiring reliable power-up sequencing and brown-out protection without complex configuration.

Supervisors Replacement Considerations

• ADM1816-R22AKSZ-R7