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SN74HC251PWT - Texas Instruments

Description: Data Selectors/Multiplexers With 3-State Outputs

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SN74HC251PWT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0016A
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SN74HC251PWT - Texas Instruments  - 3D model - Small Outline Packages - PW0016A
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SN74HC251PWT Details

  • Manufacturer Part Number:

    SN74HC251PWT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Load Capacitance (CL):

    150 pF

  • Logic IC Type:

    MULTIPLEXER

  • Max I(ol):

    0.0078 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Inputs:

    8

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.08 mA

  • Prop. Delay@Nom-Sup:

    75 ns

  • Propagation Delay (tpd):

    375 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

  • Width:

    4.4 mm

SN74HC251PWT Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74HC251PWT is 50 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range (-40°C to 125°C).
  • The recommended power-on sequence for the SN74HC251PWT is to apply power to the VCC pin before applying any input signals, and to ensure that all input signals are stable before applying the clock signal.
  • To handle bus contention when using the SN74HC251PWT as a bus transceiver, it is recommended to use a bus arbiter or a bus controller to manage access to the bus, and to ensure that only one device is driving the bus at a time.
  • The maximum capacitive load that the SN74HC251PWT can drive is 100 pF, but it can vary depending on the specific application and operating conditions.

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SN74HC251PWT 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 SN74HC251PW Texas Instruments

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Part Image SN74HC251PWG4 Texas Instruments

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Part Image SN74HC251PWTG4 Texas Instruments

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Part Image SN74HC251PWTE4 Texas Instruments

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