ADM1818-20AKSZ-RL7

Supervisors Overview

The ADM1818-20AKSZ-RL7 is a voltage supervisory circuit manufactured by Analog Devices Inc. It functions as a microprocessor reset generator with a fixed threshold voltage of 2.55 V. The device features an open-drain or open-collector output type and provides a minimum reset timeout of 100 ms. It operates within a temperature range of -40°C to +105°C and utilizes an SC-70, SOT-323 package. This component monitors a single input channel for power supply integrity.

Supervisors Feature Summary

• Provides reliable voltage monitoring with a dedicated reset output for system supervision
• Features flexible interface options through open-drain or open-collector output configuration
• Operates effectively across extended industrial temperature ranges

Supervisors Applications

• Microprocessor reset circuits
• Voltage supervisor applications
• Power supply monitoring systems

Supervisors Procurement Notes

Verify current availability status as this part may be discontinued or subject to limited supply conditions. Confirm that the specific suffix matches required electrical parameters. Check for official replacement recommendations from Analog Devices if production is halted. Ensure compatibility with existing design specifications before procurement attempts.

Supervisors Selection Notes

Select this component when a fixed 2.55 V threshold is required for single-channel voltage supervision. Consider the open-drain output capability for interfacing flexibility. Verify package compatibility with SC-70/SOT-323 footprints. Evaluate thermal performance requirements against the specified operating temperature range.

Supervisors Part Context

This component belongs to the ADM1818 series of low-cost voltage monitors designed for simple reset and power-on-reset logic. The series supports various threshold voltages including 2.55 V, making it suitable for monitoring standard power rails in embedded systems.

Supervisors Replacement Considerations

ADM1818-R23AKSZ-R7 is listed as a parameter equivalent substitute.