The LM339DR2 is a high-performance quad differential comparator designed to operate from a single power supply over a wide range of voltages. Manufactured by ON Semiconductor, this integrated circuit is a versatile solution for a variety of applications requiring voltage level detection and comparison. Its four independent comparators are designed to directly interface with TTL, CMOS, and other logic systems.

Key Features

• Single or Dual Supply Operation: The LM339DR2 can operate from a single power supply ranging from 2V to 36V, or a dual supply configuration with a range of ±1V to ±18V, making it highly adaptable for various applications.
• Low Supply Current Drain: It features low supply current drain, independent of the power supply voltage, which is ideal for battery-powered devices and energy-efficient designs.
• Wide Input Common-Mode Voltage Range: The input common-mode voltage range goes to ground level, even in the single-supply operation, providing enhanced versatility.
• Differential Input Voltage Range: It can handle a differential input voltage range equal to the power supply voltage, offering a broad operating range.
• Open Collector Outputs: The comparators come with open collector outputs that can be connected to achieve wired-AND relationships, allowing for greater flexibility in output configurations.
• Low Input Bias Current: The device ensures accurate performance with low input bias current.

Applications

The LM339DR2 is suitable for various applications, such as:

• Limit comparators
• Simple analog to digital converters
• Voltage monitoring
• Relay drivers
• Precision voltage regulators
• Motor controllers
• Window comparators

Package and Quality

The LM339DR2 is offered in a small outline package (SOIC-14) that is ideal for space-constrained applications. ON Semiconductor is committed to high-quality standards and ensures that this product meets rigorous reliability and performance criteria.

With its comprehensive feature set and ON Semiconductor's reputation for quality, the LM339DR2 is an excellent choice for designers seeking a reliable and flexible comparator solution.