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LM393N - onsemi

Description: Dual Differential Comparator PDIP8W Fairchild Semiconductor LM393N Dual Comparator, Open Collector O/P, 1.4μs 2 → 36 V 8-Pin DIP

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LM393N - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-DIP_1
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LM393N Details

  • Manufacturer Part Number:

    LM393N

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    PDIP-8

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    626-05

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.4 µA

  • Input Offset Voltage-Max:

    9000 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e3

  • Length:

    9.78 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Type:

    OPEN-COLLECTOR

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Response Time-Nom:

    1300 ns

  • Seated Height-Max:

    4.45 mm

  • Supply Current-Max:

    2.5 mA

  • Supply Voltage Limit-Max:

    36 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.62 mm

LM393N Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is the supply voltage (Vcc) + 0.3V, but not exceeding 36V.
  • To ensure a stable output, add a small capacitor (e.g., 10nF) between the output and ground, and/or use a pull-up resistor (e.g., 1kΩ) between the output and Vcc.
  • The minimum input voltage difference required for a valid comparison is typically around 1-2mV, but this can vary depending on the specific application and noise conditions.
  • Yes, the LM393N can be used as a zero-crossing detector, but be aware that the output may oscillate if the input signal is noisy or has a high frequency component.
  • To reduce power consumption, consider using a lower supply voltage (e.g., 3.3V instead of 5V), reducing the input signal frequency, or using a lower-power comparator alternative.

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LM393N Overview

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Part Image LM393N Motorola Semiconductor Products

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Part Image LM393N/B+ National Semiconductor Corporation

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Part Image LM393N/A+ Texas Instruments

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