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MM74HCT74N - onsemi

Description: Flip Flop 2 Element D-Type 1 Bit Positive Edge 14-DIP (0.300", 7.62mm)

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Symbol
MM74HCT74N - onsemi - PCB symbol
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PCB Footprints
MM74HCT74N - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 14-Lead Plastic Dual-In-Line Package (PDIP)_1
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3D Models
MM74HCT74N - onsemi - 3D model - Dual-In-Line Packages - 14-Lead Plastic Dual-In-Line Package (PDIP)_1
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MM74HCT74N Details

  • Manufacturer Part Number:

    MM74HCT74N

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    DIP-14

  • Manufacturer Package Code:

    N14A

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2018-01-02

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Family:

    HCT

  • JESD-30 Code:

    R-PDIP-T14

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Number of Bits:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Propagation Delay (tpd):

    44 ns

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    DUAL

  • Trigger Type:

    POSITIVE EDGE

  • fmax-Min:

    21 MHz

MM74HCT74N Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for MM74HCT74N is 4.5V to 5.5V, with a typical voltage of 5V.
  • Unused inputs of the flip-flop should be tied to a logic level (either VCC or GND) to prevent floating inputs, which can cause unpredictable behavior.
  • The maximum clock frequency that the MM74HCT74N can handle is typically around 25 MHz, but this can vary depending on the specific application and operating conditions.
  • While the MM74HCT74N 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.
  • To ensure that the flip-flop is properly reset during power-up, a reset signal should be applied to the CLR (clear) input, and the clock input should be held low until the power supply has stabilized.

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