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LM239DT

LM239DT

Manufacturer No:

LM239DT

Manufacturer:

STMicroelectronics

Description:

IC COMPARATOR 4 GEN PUR 14SO

Datasheet:

Datasheet

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LM239DT Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SO
  • Mounting Type
    Surface Mount
  • Package / Case
    14-SOIC (0.154", 3.90mm Width)
  • 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
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The LM239DT is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:Advantages: 1. Quad Comparator: The LM239DT consists of four independent comparators in a single package, which makes it suitable for applications requiring multiple comparator circuits. 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. High Input Impedance: The LM239DT has a high input impedance, which minimizes the loading effect on the input signal and ensures accurate comparisons. 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 LM239DT can be used to compare two voltage levels and provide a digital output based on the comparison. It is commonly used in level detection, overvoltage/undervoltage protection, and voltage monitoring applications. 2. Window Comparators: By using multiple comparators in the LM239DT, a window comparator circuit can be built. This is useful in applications where a signal needs to be monitored within a specific voltage range. 3. Oscillators and Timers: The LM239DT 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 timing circuits. 4. Signal Conditioning: The LM239DT can be used for signal conditioning purposes, such as amplifying, filtering, or shaping analog signals before further processing or analysis. 5. Motor Control: It can be used in motor control circuits to detect position, speed, or direction of rotation by comparing the feedback signals with reference voltages.Overall, the LM239DT integrated circuit chip is versatile and finds applications in various fields, including industrial automation, automotive electronics, consumer electronics, and instrumentation.
LM239DT Relevant information