ADM1817-20ARTZ-RL7

Supervisors Overview

The ADM1817-20ARTZ-RL7 is a microprocessor supervisory circuit manufactured by Analog Devices Inc. It monitors a single voltage input with a threshold of 2.55 V. The device features a push-pull, totum pole output that is active high. It provides a minimum reset timeout of 100 ms. The component operates within a supply voltage range up to 5.5 V and functions between -40°C and +105°C. It is housed in an SOT-23-3 package.

Supervisors Feature Summary

• Provides reliable low-cost voltage monitoring with a dedicated reset output for system supervision.
• Features an active high push-pull output configuration suitable for direct interface with digital logic.
• Designed specifically for monitoring standard power supply voltages including 2.5 V, 3 V, 3.3 V, and 5 V rails.

Supervisors Applications

• Microprocessor reset circuits
• Voltage supervision for embedded systems
• Power management in portable devices

Supervisors Procurement Notes

Verify the specific suffix ARTZ-RL7 against the manufacturer's current datasheet to confirm pinout and electrical characteristics match your design requirements. Confirm availability status as distribution channels may list this part as discontinued or limited stock. Ensure the operating temperature range meets your environmental specifications before finalizing procurement.

Supervisors Selection Notes

Select this component when a simple, cost-effective solution for monitoring a single voltage rail is required. It is appropriate for designs needing an active high reset signal with a fixed timeout. Consider the SOT-23-3 package size constraints and the 2.55 V threshold compatibility with your specific power supply voltage during the selection process.

Supervisors Part Context

This part belongs to the ADM1817 series of microprocessor supervisory circuits from Analog Devices. The series offers various threshold options to monitor common voltage levels. The ADM1817-20ARTZ-RL7 variant specifically targets applications requiring a 2.55 V threshold with an active high output, providing a compact solution for power integrity monitoring.

Supervisors Replacement Considerations

Cross-reference with other ADM1817 variants such as ADM1817-5ARTZ-RL7 if different threshold voltages are needed. Verify functional compatibility with alternative supervisors like ADM810LARTZ-REEL7, ensuring output polarity and reset timing requirements align with the original design specifications.