ON Semiconductor LM339ADR2 - Quad Differential Comparator
The LM339ADR2 is a high-performance quad differential comparator designed and manufactured by ON Semiconductor, a leading name in the semiconductor industry. This device is engineered to provide a precise voltage comparison between two input signals, making it an essential component in a wide array of electronic applications including power management, control systems, and logic voltage translation.
Key Features
- Wide Voltage Range: The LM339ADR2 operates from a single power supply over a wide range of voltages, from 2V to 36V, or from dual supplies of ±1V to ±18V, which makes it versatile for various applications.
- Low Supply Current Drain: It boasts a low supply current drain independent of the supply voltage, which is typical at 0.8 mA, making it suitable for battery-powered devices.
- Open Collector Outputs: The open collector outputs can be connected to other open-collector outputs to achieve wired-AND relationships, providing flexibility in output configurations.
- Input Common-Mode Voltage Range: The comparator features an input common-mode voltage range that includes ground, even when operated from a single power supply, thus enhancing its ease of use in single-supply systems.
- Low Input Bias Current: The device is characterized by low input bias current, which is typically 25 nA, ensuring minimal impact on the circuits being monitored.
- Low Input Offset Voltage: Another feature of the LM339ADR2 is its low input offset voltage, which increases the accuracy of the comparator.
- Response Time: The response time specified is 1.3 μs to output for overdrive conditions of 5 mV, which allows for quick signal processing.
- Temperature Range: It operates effectively across a broad temperature range from 0°C to +70°C.
Applications
The LM339ADR2 is widely used in electronic applications that require voltage level monitoring and comparison. Its applications include limit comparators, simple analog to digital converters, pulse, square wave and time delay generators, wide range VCO; MOS clock timers, multivibrators and high voltage digital logic gates, among others. Its robust design and versatile features make it a preferred choice for designers looking for a reliable and efficient comparator solution.
With its combination of features, the LM339ADR2 from ON Semiconductor is a highly adaptable component that enhances the performance and reliability of electronic circuits in a multitude of industry sectors.
