PM139Y

Comparators Overview

The PM139Y is a quad comparator integrated circuit manufactured by Analog Devices Inc. It features a maximum input offset voltage of 9000 µV and a response time of 1300 ns. The device utilizes an open-collector output type and operates within a temperature range of -55 °C to 125 °C. It is housed in a hermetically sealed ceramic DIP-14 package with a maximum average bias current of 0.3 µA at 25°C.

Comparators Feature Summary

• Hermetically sealed ceramic construction for environmental stability
• Quad comparator architecture with open-collector outputs
• Wide operating temperature range suitable for harsh environments

Comparators Applications

• High-reliability industrial signal processing
• Military aerospace electronic systems
• Precision threshold detection circuits

Comparators Procurement Notes

Verify the specific suffix designation against official Analog Devices documentation to confirm pinout compatibility and performance specifications. Ensure that procurement channels provide traceability for hermetically sealed components, as packaging integrity is critical for maintaining the specified environmental ratings and long-term reliability in mission-critical applications.

Comparators Selection Notes

Select this component when high reliability and environmental sealing are required alongside quad comparator functionality. Consider the open-collector output configuration for interface flexibility. Evaluate the 1300 ns response time against system speed requirements and verify that the ceramic DIP-14 package fits the mechanical constraints of the target design.

Comparators Part Context

This part belongs to the Analog Devices comparator family, specifically designed for robust performance in demanding conditions. The manufacturer specializes in precision analog and mixed-signal solutions, ensuring consistent quality standards across their hermetically sealed product lines for specialized industrial and defense sectors.

Comparators Replacement Considerations

Consult official Analog Devices substitution guides for compatible quad comparators. Verify that any alternative maintains the hermetic seal requirement and matches the DIP-14 footprint without modifying the circuit layout or electrical characteristics.