STMicroelectronics LM339DT-C - Quad Differential Comparator

The LM339DT-C is a high-performance quad differential comparator designed and manufactured by STMicroelectronics, a global semiconductor leader. This device is designed to provide a precise voltage comparison of input signals and is widely used in various applications such as level shifting, voltage monitoring, and control systems.

Key Features:

• Wide Supply Voltage Range: The LM339DT-C operates from a single power supply over a wide range of voltages, from 2V to 36V, or a dual supply from ±1V to ±18V, making it versatile for different circuit configurations.
• Low Supply Current Drain: Independent of the supply voltage, the low current drain of 800µA typ. makes it suitable for battery-powered and energy-efficient applications.
• Low Input Biasing Current: With an input bias current of 25nA typ., it ensures minimal impact on the input signal and reduces power consumption.
• Low Input Offset Voltage: The comparator features an input offset voltage of ±1mV typ., which allows for precise comparisons of input voltages.
• Output Compatibility: The open collector output configuration allows for wired-AND connections and compatibility with various types of logic systems.
• Input Common-Mode Voltage Range: Includes ground, enhancing the ease of application in single-grounded power supplies.

Applications:

The LM339DT-C is suitable for various applications, including:

• Limit comparators
• Simple analog to digital converters
• Voltage or current level detectors
• Window comparators
• Timing circuits
• Pulse generators

Package and Quality:

STMicroelectronics packages the LM339DT-C in a 14-pin SOIC package, ensuring compactness and reliability. The device is also RoHS compliant and meets the stringent quality standards expected from STMicroelectronics, ensuring performance and durability in commercial, industrial, and automotive applications.

Conclusion:

The LM339DT-C from STMicroelectronics represents a reliable and efficient solution for voltage comparison needs in a wide array of electronic circuits. Its low power consumption, high precision, and versatile supply voltage range make it an excellent choice for designers seeking a robust comparator for their next project.