ON Semiconductor LM339DR2G Quad Differential Comparator

The LM339DR2G is a precision quad differential comparator designed and manufactured by ON Semiconductor, a company renowned for its innovative and reliable semiconductor solutions. This integrated circuit is engineered to provide stable and accurate comparisons of input voltages. It is widely used in various applications, including industrial, automotive, and consumer electronics, where voltage monitoring and level detection are crucial.

This device features four independent comparators, each capable of comparing two input voltages. The comparators have a common-mode input voltage range that includes ground, making the device particularly suitable for single-supply operations. The LM339DR2G operates from a single power supply over a wide range of voltages, or it can be configured to run from dual supplies for applications that require a broader input signal range.

The LM339DR2G comes in a compact 14-pin SOIC package, which is designed for space-saving on PCBs without compromising performance. This package is also known for its reliability and ease of soldering, making it a preferred choice for automated manufacturing processes.

Key features of the LM339DR2G include:

• Low input offset voltage, which enhances accuracy in voltage comparison.
• Low supply current drain, which is suitable for battery-powered devices where power efficiency is critical.
• Wide single-supply voltage range from 2V to 36V or dual supplies of ±1V to ±18V, providing flexibility in various circuit designs.
• Open-collector outputs that can be connected to achieve wired-AND relationships, giving designers additional flexibility in output configurations.
• Input and output characteristics that allow direct interfacing with MOS logic, driving lamps or relays, connecting to TTL, etc.

With its robust design and versatile features, the LM339DR2G is a go-to comparator for designers looking for a reliable component that can perform in a wide range of environmental and operational conditions. Whether you are designing a simple voltage level indicator or a complex analog-to-digital conversion system, the LM339DR2G is an excellent choice to ensure that your application operates with precision and stability.