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CD74HCT273E - Texas Instruments

Description: High Speed CMOS Logic Octal D-Type Flip-Flop with Reset

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CD74HCT273E - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T20)
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CD74HCT273E - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T20)
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CD74HCT273E Details

  • Manufacturer Part Number:

    CD74HCT273E

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    HCT

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e4

  • Length:

    25.4 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Max Frequency@Nom-Sup:

    16000000 Hz

  • Max I(ol):

    0.004 A

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    0.16 mA

  • Prop. Delay@Nom-Sup:

    45 ns

  • Propagation Delay (tpd):

    45 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • 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:

    MILITARY

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.62 mm

  • fmax-Min:

    16 MHz

CD74HCT273E Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the CD74HCT273E is typically 30 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power supply, connect VCC to a 5V power source and GND to a common ground. Make sure to decouple the power supply with a 0.1uF capacitor to reduce noise and ensure stable operation.
  • The CD74HCT273E can sink or source up to 6mA of current per output, but it's recommended to limit the current to 4mA to ensure reliable operation.
  • The propagation delay of the CD74HCT273E is typically around 10-15ns. To handle this, ensure that your design takes into account the delay when clocking the flip-flops or using the outputs as inputs to other logic circuits.
  • While the CD74HCT273E 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 noise margin may be reduced.

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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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