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LM239DR

LM239DR

Manufacturer No:

LM239DR

Manufacturer:

Texas Instruments

Description:

IC COMPARATOR 4 DIFF 14SOIC

Datasheet:

Datasheet

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LM239DR Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SOIC
  • Mounting Type
    Surface Mount
  • Package / Case
    14-SOIC (0.154", 3.90mm Width)
  • Operating Temperature
    -25°C ~ 85°C
  • Hysteresis
    -
  • Propagation Delay (Max)
    -
  • CMRR, PSRR (Typ)
    -
  • Current - Quiescent (Max)
    2mA
  • Current - Output (Typ)
    20mA
  • Current - Input Bias (Max)
    0.25µA @ 5V
  • Voltage - Input Offset (Max)
    5mV @ 30V
  • Voltage - Supply, Single/Dual (±)
    2V ~ 30V, ±1V ~ 15V
  • Output Type
    Open-Collector, Rail-to-Rail
  • Number of Elements
    4
  • Type
    General Purpose
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The LM239DR is a quad differential comparator integrated circuit chip. It has several advantages and application scenarios, including:1. High precision: The LM239DR offers high accuracy and precision in comparing analog voltages. It has a low input offset voltage and low input bias current, making it suitable for applications that require precise voltage comparisons.2. Wide supply voltage range: The chip can operate with a wide range of supply voltages, typically from 2V to 36V. This flexibility allows it to be used in various electronic systems with different power requirements.3. Low power consumption: The LM239DR is designed to consume low power, making it suitable for battery-powered applications or devices where power efficiency is crucial.4. Multiple comparators in one package: The chip contains four independent comparators in a single package. This feature allows for space-saving and cost-effective designs, as multiple voltage comparison functions can be implemented using a single chip.5. Open collector outputs: The outputs of the LM239DR are open collector, which means they can be easily interfaced with other digital or microcontroller circuits. This makes it suitable for applications that require digital signal processing or control based on voltage comparisons.Application scenarios for the LM239DR include:1. Voltage monitoring: The chip can be used to monitor and compare voltages in various systems, such as battery voltage monitoring, power supply voltage regulation, or overvoltage/undervoltage protection circuits.2. Signal conditioning: The LM239DR can be used in signal conditioning circuits to compare and process analog signals, such as in audio amplifiers, motor control systems, or sensor interfaces.3. Window comparators: The chip can be configured as a window comparator to detect when an input voltage falls within a specific range. This is useful in applications like temperature control, level sensing, or threshold detection.4. Oscillators and timers: The LM239DR can be used in conjunction with external components to build oscillators or timers based on voltage comparisons. This can be applied in applications like pulse width modulation (PWM) generation, frequency measurement, or time delay circuits.5. Logic level conversion: The open collector outputs of the LM239DR can be used for logic level conversion between different voltage domains, enabling compatibility between different digital systems.Overall, the LM239DR integrated circuit chip offers high precision, low power consumption, and multiple comparators in one package, making it suitable for a wide range of voltage comparison and signal processing applications.
LM239DR Relevant information