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SN74HC273PWT - Texas Instruments

Description: Flip-Flops Octal D-Type Flip-Flop w/Clear

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SN74HC273PWT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G20)
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SN74HC273PWT - Texas Instruments  - 3D model - Small Outline Packages - PW (R-PDSO-G20)
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SN74HC273PWT Details

  • Manufacturer Part Number:

    SN74HC273PWT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    DUMMY VAL

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Max Frequency@Nom-Sup:

    21000000 Hz

  • Max I(ol):

    0.0052 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.08 mA

  • Prop. Delay@Nom-Sup:

    200 ns

  • Propagation Delay (tpd):

    200 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    4.4 mm

  • fmax-Min:

    28 MHz

SN74HC273PWT Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74HC273PWT is 25 MHz, but it can vary depending on the operating voltage and load capacitance. It's recommended to check the timing characteristics in the datasheet for specific frequency limits.
  • To ensure proper initialization, connect the CLR (clear) input to a pull-up resistor and a capacitor to VCC. This will ensure that the flip-flops are cleared during power-up. Additionally, you can use a reset signal to clear the flip-flops during normal operation.
  • The recommended operating voltage range for the SN74HC273PWT is 2 V to 6 V, with a typical operating voltage of 5 V. Operating the device outside of this range may affect its performance and reliability.
  • Yes, the SN74HC273PWT can be used in a 3.3 V system, but you need to ensure that the input signals are compatible with the device's input voltage levels. Additionally, you may need to adjust the output voltage levels to match the 3.3 V system requirements.
  • The CLR input is an asynchronous input, meaning it can be asserted at any time, regardless of the clock signal. To ensure proper operation, it's recommended to synchronize the CLR input with the clock signal using a flip-flop or a latch.

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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 SN74HC273PW Texas Instruments

D Flip-Flop, HC/UH Series, 8-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20

Part Image MM74HC273MTCX Fairchild Semiconductor Corporation

D Flip-Flop, HC/UH Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20

Part Image SN74HC273PWG4 Texas Instruments

D Flip-Flop, HC/UH Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20

Part Image SN74HC273PWE4 Texas Instruments

D Flip-Flop, HC/UH Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20

Part Image SN74HC273PWTG4 Texas Instruments

D Flip-Flop, HC/UH Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20

For a full list of alternate parts for SN74HC273PWT, check out Findchips.com