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SN74ALS74ANS - Texas Instruments

Description: Flip-Flops

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SN74ALS74ANS Details

  • Manufacturer Part Number:

    SN74ALS74ANS

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    PLASTIC, SO-14

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    ALS

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    10.2 mm

  • Logic IC Type:

    D FLIP-FLOP

  • 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 Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Propagation Delay (tpd):

    18 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    5.3 mm

  • fmax-Min:

    34 MHz

SN74ALS74ANS Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74ALS74ANS is 4.5V to 5.5V, with a typical voltage of 5V.
  • The asynchronous reset input (CLR) should be tied to VCC through a pull-up resistor (e.g., 1kΩ) to ensure proper operation. A low signal on CLR resets the flip-flop, and a high signal allows normal operation.
  • The maximum clock frequency that the SN74ALS74ANS can handle is 100 MHz, but this may vary depending on the specific application and operating conditions.
  • To ensure proper power-up and initialization, the VCC pin should be ramped up slowly (e.g., 10ms) to prevent voltage spikes and ensure that the internal circuitry is properly initialized.
  • While the SN74ALS74ANS is specified for 5V operation, it can be used in a 3.3V system with some limitations. However, the output voltage levels may not be compatible with 3.3V logic, and the device may not meet its specified timing parameters.

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SN74ALS74ANS 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 DM74ALS74ASJX Fairchild Semiconductor Corporation

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