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SN74LS27N - Texas Instruments

Description: Triple 3 i/p NOR gate,SN74LS27N DIP14

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SN74LS27N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T)_1
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SN74LS27N - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T)_1
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SN74LS27N Details

  • Manufacturer Part Number:

    SN74LS27N

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    PDIP-14

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    LS

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e4

  • Length:

    19.3 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    NOR GATE

  • Max I(ol):

    0.008 A

  • Number of Functions:

    3

  • Number of Inputs:

    3

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    TOTEM-POLE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    6.8 mA

  • Prop. Delay@Nom-Sup:

    15 ns

  • Propagation Delay (tpd):

    15 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    6.35 mm

SN74LS27N Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74LS27N is typically around 35 MHz, but this can vary depending on the specific application and operating conditions.
  • The SN74LS27N requires a single 5V power supply, and it's essential to ensure that the power supply is clean and well-regulated to prevent noise and oscillations. Decoupling capacitors should be used to filter out noise and reduce electromagnetic interference (EMI).
  • The input voltage threshold for the SN74LS27N is typically around 2.0V for a logic high and 0.8V for a logic low, but this can vary depending on the specific application and operating conditions.
  • While the SN74LS27N is designed for 5V operation, it can be used in a 3.3V system with some limitations. The device will still function, but the output voltage levels may not be as robust, and the noise margin may be reduced.
  • The SN74LS27N is a relatively low-power device, but it can still generate heat, especially at high frequencies. Ensure good airflow around the device, and consider using a heat sink if the device is operated at high frequencies or in high-temperature environments.

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SN74LS27N 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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