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LM239NG

LM239NG

Manufacturer No:

LM239NG

Manufacturer:

onsemi

Description:

IC COMPARATOR 4 GEN PUR 14DIP

Datasheet:

Datasheet

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LM239NG Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-PDIP
  • Mounting Type
    Through Hole
  • Package / Case
    14-DIP (0.300", 7.62mm)
  • Operating Temperature
    -25°C ~ 85°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2.5mA
  • Current - Output (Typ)
    16mA @ 5V
  • Current - Input Bias (Max)
    0.25µA @ 5V
  • Voltage - Input Offset (Max)
    5mV @ 5V
  • Voltage - Supply, Single/Dual (±)
    3V ~ 36V, ±1.5V ~ 18V
  • Output Type
    CMOS, Open-Collector, TTL
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Tube
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The LM239NG is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:Advantages: 1. Quad Comparator: The LM239NG chip contains four independent comparators in a single package, allowing for multiple comparison operations in a compact design. 2. Low Power Consumption: It operates at low power supply voltages and consumes minimal power, making it suitable for battery-powered applications. 3. Wide Supply Voltage Range: The chip can operate with a wide range of supply voltages, typically from 2V to 36V, making it versatile for various applications. 4. High Input Impedance: The LM239NG has a high input impedance, which minimizes the loading effect on the input signals and ensures accurate comparisons. 5. Open Collector Outputs: The chip provides open collector outputs, allowing easy interfacing with other digital circuits or microcontrollers.Application Scenarios: 1. Voltage Level Detection: The LM239NG can be used to compare different voltage levels and provide digital outputs based on the comparison results. It is commonly used in level detection circuits, voltage monitoring systems, and battery voltage monitoring. 2. Window Comparators: By using multiple comparators in the LM239NG, it is possible to create window comparator circuits. These circuits can detect if a signal falls within a specific voltage range, making them useful in applications such as overvoltage/undervoltage protection, temperature monitoring, and threshold detection. 3. Signal Conditioning: The chip can be used for signal conditioning applications, such as amplifying weak signals, filtering noise, or converting analog signals to digital outputs based on specific thresholds. 4. Oscillators and Timers: The LM239NG can be used in conjunction with external components to create oscillators and timers. By utilizing the comparator's hysteresis feature, it is possible to generate stable oscillations or timing signals for applications like pulse width modulation (PWM), frequency generation, or time delay circuits. 5. Motor Control: The chip can be employed in motor control circuits to monitor and compare different motor parameters, such as speed, position, or current, and provide control signals accordingly.Overall, the LM239NG integrated circuit chip offers versatility, low power consumption, and multiple comparators in a single package, making it suitable for a wide range of applications requiring voltage level detection, signal conditioning, timing, and control.
LM239NG Relevant information