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SN74LS266N - Texas Instruments

Description: Quad 2-input exclusive-NOR gates with open collector outputs

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SN74LS266N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T14)
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SN74LS266N - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T14)
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SN74LS266N Details

  • Manufacturer Part Number:

    SN74LS266N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • 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:

    19.305 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    XNOR GATE

  • Max I(ol):

    0.008 A

  • Number of Functions:

    4

  • Number of Inputs:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • 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):

    13 mA

  • Prop. Delay@Nom-Sup:

    30 ns

  • Propagation Delay (tpd):

    30 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:

    7.62 mm

SN74LS266N Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74LS266N is typically 35 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range (-40°C to 85°C).
  • The recommended power-on sequence for the SN74LS266N is to apply power to the VCC pin first, followed by the input signals. This helps to prevent unwanted output states during power-up.
  • To minimize EMI when using the SN74LS266N, it is recommended to use proper PCB layout techniques, such as separating analog and digital circuits, using ground planes, and adding decoupling capacitors.
  • The SN74LS266N is a 5V device, but it can be used in a 3.3V system with proper level shifting and voltage regulation. However, the device's performance and functionality may be affected, and additional circuitry may be required to ensure compatibility.

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SN74LS266N 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 N74LS266N Philips Semiconductors

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Part Image DM74LS266N Rochester Electronics LLC

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Part Image 74LS266PC Fairchild Semiconductor Corporation

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Part Image T74LS266B1 STMicroelectronics

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Part Image N74LS266N Signetics

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For a full list of alternate parts for SN74LS266N, check out Findchips.com