ON Semiconductor LM239DG - Precision Quad Differential Comparators

The LM239DG from ON Semiconductor is a highly versatile and reliable quad differential comparator designed to offer precise voltage comparisons, ideal for a wide range of applications. This device is engineered to operate over a single or dual supply voltage range, making it suitable for both consumer and industrial products.

Key Features:

• Wide Voltage Range: The LM239DG can function effectively across a broad supply voltage range from 2V to 36V when operating from a single supply, and between ±1V and ±18V in dual supply applications. This flexibility allows it to be used in various circuit configurations.
• Low Input Bias Current: With an input bias current typically at 25 nA, this device ensures minimal error in the comparison process, contributing to the accuracy and reliability of your system.
• Low Input Offset Voltage: The comparator features a low input offset voltage, which further enhances its precision in detecting minimal voltage differences.
• Quad Comparators: The LM239DG includes four independent voltage comparators in a single package, offering compact and efficient use of space in circuit designs.
• Output Compatibility: The open-collector outputs of LM239DG make it compatible with a variety of logic types by allowing for wired-AND connections and providing the ability to interface with different voltage levels.

Applications:

The ON Semiconductor LM239DG is suitable for numerous applications, including:

• Limit comparators
• Simple analog to digital converters
• Voltage monitors
• Motor controllers
• Window detectors
• Level shifting circuits
• Multivibrators

With its robust design, the LM239DG ensures high functionality in environments requiring temperature ranges from -55°C to +125°C. The device is packaged in a SOIC-14 package, making it easy to integrate into a variety of PCB layouts. ON Semiconductor's commitment to quality is evident in the LM239DG, providing designers with a reliable and flexible solution for their comparator needs.