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SN74F257DR - Texas Instruments

Description: Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs

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SN74F257DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74F257DR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74F257DR Details

  • Manufacturer Part Number:

    SN74F257DR

  • 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:

    4

  • Number of Functions:

    4

  • Number of Inputs:

    2

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • 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):

    22 mA

  • Prop. Delay@Nom-Sup:

    7 ns

  • Propagation Delay (tpd):

    9.5 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:

    3.9 mm

SN74F257DR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74F257DR is typically 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper operation, the SN74F257DR should be powered with a stable 5V supply, and decoupling capacitors (e.g., 0.1 μF and 10 μF) should be placed close to the device to filter out noise and voltage spikes.
  • The propagation delay of the SN74F257DR is typically around 10-15 ns, but it can vary depending on the specific application and operating conditions.
  • No, the SN74F257DR is a 5V device and is not compatible with 3.3V systems. Using it in a 3.3V system may result in reduced performance, incorrect operation, or even damage to the device.
  • The enable inputs (E1 and E2) should be driven with a logic signal (either high or low) to enable or disable the corresponding output. Leaving the enable inputs floating can cause unpredictable behavior.

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SN74F257DR 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 74F257ASCX Fairchild Semiconductor Corporation

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Part Image 74F257SC Fairchild Semiconductor Corporation

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Part Image N74F257D-T NXP Semiconductors

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Part Image MC74F257J Freescale Semiconductor

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Part Image 54F257A/BEAJC Freescale Semiconductor

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For a full list of alternate parts for SN74F257DR, check out Findchips.com