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LM393N - Texas Instruments

Description: COMP DUAL LO PWR

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LM393N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-PDIP
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LM393N - Texas Instruments  - 3D model - Dual-In-Line Packages - 8-PDIP
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LM393N Details

  • Manufacturer Part Number:

    LM393N

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.4 µA

  • Bias Current-Max (IIB) @25C:

    0.25 µA

  • Input Offset Voltage-Max:

    9000 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e0

  • Length:

    9.817 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

  • Qualification Status:

    Not Qualified

  • Response Time-Nom:

    1300 ns

  • Seated Height-Max:

    5.08 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 LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • 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. Exceeding this voltage can cause damage to the device.
  • To prevent oscillation, add hysteresis to the comparator by connecting a resistor and capacitor between the output and the non-inverting input. This creates a Schmitt trigger configuration.
  • The minimum input voltage required is 2V, but the device can operate down to 1.2V with reduced performance. Below 1.2V, the device may not function correctly.
  • No, the LM393N is a comparator, not an amplifier. It is designed to compare two voltages and output a digital signal, not to amplify a signal.
  • To reduce power consumption, use a lower supply voltage (Vcc) and reduce the frequency of the input signal. You can also use a voltage regulator to regulate the supply voltage.

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LM393N 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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Part Image LM393N Fairchild Semiconductor Corporation

Comparator, 2 Func, 9000uV Offset-Max, 1400ns Response Time, BIPolar, PDIP8

Part Image LM393N Motorola Semiconductor Products

Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP8

Part Image LM393N onsemi

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Part Image LM393N Signetics

Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP8

Part Image LM393N/B+ National Semiconductor Corporation

Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP8

For a full list of alternate parts for LM393N, check out Findchips.com