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LM239N

LM239N

Manufacturer No:

LM239N

Manufacturer:

STMicroelectronics

Description:

IC COMPARATOR 4 GEN PUR 14DIP

Datasheet:

Datasheet

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LM239N Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-DIP
  • Mounting Type
    Through Hole
  • Package / Case
    14-DIP (0.300", 7.62mm)
  • Operating Temperature
    -40°C ~ 105°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2mA
  • Current - Output (Typ)
    16mA @ 5V
  • Current - Input Bias (Max)
    0.25µA @ 5V
  • Voltage - Input Offset (Max)
    5mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 32V, ±1V ~ 16V
  • Output Type
    CMOS, DTL, ECL, MOS, Open-Collector, TTL
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The LM239N is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:Advantages: 1. Quad Comparator: The LM239N consists of four independent comparators in a single package, which makes it suitable for applications requiring multiple comparators. 2. Low Power Consumption: It operates at low power supply voltages and consumes very low quiescent current, making it suitable for battery-powered applications. 3. Wide Supply Voltage Range: It can operate with a wide range of supply voltages, typically from 2V to 36V, allowing flexibility in various applications. 4. Wide Input Voltage Range: The LM239N has a wide input voltage range, making it suitable for applications with varying input signal levels. 5. Open Collector Outputs: The outputs of the comparators are open collector, which allows easy interfacing with other digital circuits or devices.Application Scenarios: 1. Voltage Level Detection: The LM239N can be used to compare two voltage levels and provide a digital output based on the comparison. It is commonly used in level detection circuits, voltage monitoring, and overvoltage/undervoltage protection circuits. 2. Window Comparators: By using multiple comparators in the LM239N, it is possible to create window comparator circuits. These circuits can be used for applications such as temperature control, motor speed control, and audio level detection. 3. Signal Conditioning: The LM239N can be used in signal conditioning circuits to compare and process analog signals. It is commonly used in instrumentation and measurement applications. 4. Oscillators and Timers: The LM239N can be used to build oscillators and timers by utilizing the comparator's hysteresis feature. It is commonly used in applications such as pulse width modulation (PWM) generation, frequency measurement, and time delay circuits. 5. Logic Level Shifting: The open collector outputs of the LM239N can be used for logic level shifting, allowing interfacing between different logic families or voltage levels.Overall, the LM239N is a versatile integrated circuit chip that finds applications in various fields, including industrial automation, automotive electronics, consumer electronics, and telecommunications.
LM239N Relevant information