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LM393APE4 - Texas Instruments

Description: Analog Comparators Dual Differential Comparator

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LM393APE4 - Texas Instruments - PCB symbol
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PCB Footprints
LM393APE4 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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3D Models
LM393APE4 - Texas Instruments - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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LM393APE4 Details

  • Manufacturer Part Number:

    LM393APE4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1988-04-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.4 µA

  • Bias Current-Max (IIB) @25C:

    0.05 µA

  • Input Offset Voltage-Max:

    2000 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e4

  • Length:

    9.81 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Type:

    OPEN-COLLECTOR; OPEN-DRAIN

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Qualification Status:

    Not Qualified

  • Response Time-Nom:

    1300 ns

  • Seated Height-Max:

    5.08 mm

  • Subcategory:

    Comparator

  • Supply Current-Max:

    1 mA

  • Supply Voltage Limit-Max:

    36 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

LM393APE4 Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is the supply voltage (VCC) + 0.3V. Exceeding this voltage can cause damage to the device.
  • To prevent oscillation, add hysteresis to the comparator by connecting a small resistor (e.g., 1kΩ) between the output and the non-inverting input. This creates a small positive feedback loop that helps to stabilize the output.
  • The minimum input voltage difference required for a valid output transition is typically around 1-2 mV, but this can vary depending on the specific application and noise conditions. It's recommended to ensure a minimum of 5-10 mV difference for reliable operation.
  • No, the LM393APE4 is a comparator, not a voltage regulator or amplifier. It's designed to compare two input voltages and output a digital signal indicating which input is higher or lower. It's not suitable for regulating voltage or amplifying signals.
  • When the input voltage is floating or undefined, the output of the comparator may be undefined or oscillate. To handle this, add a pull-up or pull-down resistor to the input pins to ensure a valid input voltage, or use a voltage divider to bias the input to a known voltage.

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LM393APE4 Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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