DS1238-10N

Supervisors Overview

The DS1238-10N is a voltage supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, designed for monitoring single-input power rails. It operates within a supply voltage range of 4.5 V to 5.5 V, featuring a threshold voltage of 5 V. The device provides manual reset functionality and includes an integrated watchdog timer with battery backup switch capabilities. Key electrical parameters include a reset delay time of 150 ms and a maximum operating temperature of +70 C. It utilizes a PDIP-Narrow-16 package for through-hole installation.

Supervisors Feature Summary

• Integrates voltage supervision with manual reset and watchdog timer functions
• Supports battery backup switching for continuous system monitoring
• Provides multiple output types including active high, low, open drain, and push-pull

Supervisors Applications

• Power supply monitoring in embedded systems
• Microprocessor reset circuits requiring watchdog protection
• Battery-backed memory or logic systems

Supervisors Procurement Notes

Verify component authenticity due to discontinued status. Confirm package integrity and pin compatibility during replacement sourcing. Check manufacturer archives for updated datasheets. Ensure environmental compliance documentation aligns with project requirements. Validate supplier authorization for legacy parts.

Supervisors Selection Notes

Evaluate thermal performance against the specified operating temperature range. Assess input monitoring requirements to ensure single-channel sufficiency. Consider output drive capabilities for load interfacing. Review reset timing constraints relative to system startup sequences. Verify package mounting style compatibility with PCB layout.

Supervisors Part Context

Part of the DS1238A series supervisory circuits from Maxim Integrated. Designed for reliable power management in industrial and commercial applications. Offers comprehensive voltage monitoring and reset generation in a compact through-hole package.

Supervisors Replacement Considerations

DS1238A-5 is a documented variant within the same family. Verify threshold voltage and package differences before substitution.