ADM6315-31D3ARTZR7

Supervisors Overview

The ADM6315-31D3ARTZR7 is a voltage supervisory circuit manufactured by Analog Devices Inc. It operates within a supply voltage range of 2.5 V to 5 V and features a fixed threshold voltage of 3.08 V. The device provides an open-drain reset output with a typical reset delay time of 200 ms. It is housed in a compact SOT-143-4 surface-mount package. The component supports manual reset functionality and lacks integrated watchdog or battery backup switching features. Maximum operating voltage is rated at 5.5 V, ensuring reliable monitoring for microprocessor systems.

Supervisors Feature Summary

• Provides precise voltage supervision with a fixed 3.08 V threshold for stable system monitoring
• Features an open-drain reset output compatible with various logic families
• Includes manual reset capability for controlled system initialization
• Utilizes a low-pin-count SOT-143-4 package for space-constrained designs

Supervisors Applications

• Microprocessor power supply monitoring
• Embedded system reset circuits
• Portable electronic device power management
• Industrial control board supervision

Supervisors Procurement Notes

Verify the complete part number including suffixes such as ARTZR7 against official Analog Devices documentation to ensure correct threshold and packaging specifications. Confirm RoHS compliance status through current manufacturer declarations. Check for obsolescence notices or lifecycle changes directly from the supplier before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a fixed 3.08 V threshold is required for single-input voltage monitoring. Ensure the application does not necessitate a watchdog timer or battery backup switch, as these features are absent. Verify that the open-drain output configuration aligns with the downstream logic requirements. Confirm the SOT-143-4 package fits the available PCB footprint constraints.

Supervisors Part Context

This part belongs to the ADM6315 family of microprocessor supervisory circuits. The series offers various threshold voltages and output configurations to suit different power rail requirements. Analog Devices designs these components to provide reliable reset signals for digital systems, ensuring proper startup and shutdown sequences under varying voltage conditions.

Supervisors Replacement Considerations

Cross-reference with other ADM6315 variants for different threshold voltages if the 3.08 V setting is unsuitable. Verify pin compatibility with alternative SOT-143-4 supervisors from Analog Devices or Maxim Integrated. Ensure functional equivalence regarding reset delay and output type before substitution.