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SN74LS74ADE4 - Texas Instruments

Description: Flip Flop D-Type Pos-Edge 2-Element 14-Pin SOIC Tube

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SN74LS74ADE4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (-R-PDSO-G14)
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SN74LS74ADE4 - Texas Instruments  - 3D model - Small Outline Packages - D (-R-PDSO-G14)
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SN74LS74ADE4 Details

  • Manufacturer Part Number:

    SN74LS74ADE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, SOIC-14

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Max Frequency@Nom-Sup:

    25000000 Hz

  • Max I(ol):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    8 mA

  • Prop. Delay@Nom-Sup:

    40 ns

  • Propagation Delay (tpd):

    40 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    3.9 mm

  • fmax-Min:

    25 MHz

SN74LS74ADE4 Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74LS74ADE4 is 4.75V to 5.25V, with a typical voltage of 5V.
  • It is recommended to power up the VCC pin before the input signals, and power down the VCC pin after the input signals. This ensures that the device is properly initialized and avoids any potential latch-up conditions.
  • The maximum clock frequency that the SN74LS74ADE4 can handle is 25 MHz, although this can vary depending on the specific application and operating conditions.
  • It is recommended to use a termination resistor (e.g. 1 kΩ) at the output of the device to prevent signal reflections and ensure signal integrity.
  • No, the SN74LS74ADE4 is not recommended for use in 3.3V systems, as it is designed to operate at 5V. Using it at 3.3V may result in reduced performance, increased power consumption, or even damage to the device.

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SN74LS74ADE4 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 DM74LS74AM Rochester Electronics LLC

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Part Image SN74LS74ADG4 Texas Instruments

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Part Image SN74LS74ADRE4 Texas Instruments

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Part Image DM74LS74AM Texas Instruments

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Part Image DM74LS74AMX Fairchild Semiconductor Corporation

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