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SN74F251BDR - Texas Instruments

Description: 1-of-8 Data Selectors/Multiplexers With 3-State Outputs

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SN74F251BDR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74F251BDR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74F251BDR Details

  • Manufacturer Part Number:

    SN74F251BDR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-16

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    F/FAST

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    MULTIPLEXER

  • Max I(ol):

    0.02 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    2

  • Number of Functions:

    1

  • Number of Inputs:

    8

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    20 mA

  • Prop. Delay@Nom-Sup:

    9.5 ns

  • Propagation Delay (tpd):

    9 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 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 (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.91 mm

SN74F251BDR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74F251BDR is 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB layout techniques, such as impedance matching, signal routing, and decoupling. Additionally, consider using series termination resistors and/or parallel termination resistors to reduce signal reflections.
  • The recommended power-up sequence is to apply VCC first, followed by VEE, and then the input signals. This sequence helps prevent latch-up and ensures proper device operation.
  • Yes, the SN74F251BDR can operate in a 3.3V system, but it is recommended to use a voltage regulator or level translator to ensure the device operates within its specified voltage range (4.5V to 5.5V).
  • To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and follow proper PCB thermal design guidelines. Additionally, consider using a thermal interface material to improve heat transfer between the device and the heat sink.

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SN74F251BDR 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 SN74F251BDG4 Texas Instruments

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Part Image SN74F251BDE4 Texas Instruments

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Part Image SN74F251DR Texas Instruments

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Part Image SN74F251D Texas Instruments

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Part Image N74F251AD NXP Semiconductors

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