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LM139AD

LM139AD

Manufacturer No:

LM139AD

Manufacturer:

Texas Instruments

Description:

IC COMPARATOR 4 DIFF 14SOIC

Datasheet:

Datasheet

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LM139AD Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SOIC
  • Mounting Type
    Surface Mount
  • Package / Case
    14-SOIC (0.154", 3.90mm Width)
  • Operating Temperature
    -55°C ~ 125°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2mA
  • Current - Output (Typ)
    20mA
  • Current - Input Bias (Max)
    0.1µA @ 5V
  • Voltage - Input Offset (Max)
    2mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 30V, ±1V ~ 15V
  • Output Type
    Open-Collector, Open-Drain, Rail-to-Rail
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    -
The LM139AD is a quad voltage comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM139AD offers high accuracy and precision in comparing voltages, making it suitable for applications that require precise voltage level detection.2. Wide supply voltage range: It operates over a wide supply voltage range, typically from 2V to 36V. This flexibility allows it to be used in various power supply configurations.3. Low power consumption: The LM139AD consumes low power, making it suitable for battery-powered applications or situations where power efficiency is crucial.4. Open collector outputs: The chip has open collector outputs, which means it can be easily interfaced with other digital circuits or microcontrollers.5. Wide temperature range: It operates reliably over a wide temperature range, typically from -40°C to 85°C, making it suitable for both industrial and automotive applications.Application scenarios for the LM139AD include:1. Voltage level detection: The LM139AD can be used to compare two input voltages and provide a digital output based on the voltage comparison. This makes it useful in applications such as overvoltage/undervoltage protection, window comparators, or voltage monitoring circuits.2. Signal conditioning: It can be used in signal conditioning circuits to amplify or attenuate signals based on voltage thresholds. This is commonly used in sensor interfaces or analog signal processing applications.3. Motor control: The LM139AD can be used in motor control circuits to detect the position or speed of a motor by comparing the voltages from position sensors or encoders.4. Oscillators and timers: It can be used in oscillator or timer circuits to generate precise timing signals based on voltage thresholds.5. Logic level conversion: The open collector outputs of the LM139AD can be used for logic level conversion between different voltage levels, making it useful in interfacing different digital systems.Overall, the LM139AD is a versatile voltage comparator chip with various advantages and can be applied in a wide range of applications that require voltage level detection, signal conditioning, motor control, or timing functions.
LM139AD Relevant information