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74AC11257DWR - Texas Instruments

Description: Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp

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74AC11257DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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74AC11257DWR - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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74AC11257DWR Details

  • Manufacturer Part Number:

    74AC11257DWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    CENTER VCC/GND PINS

  • Family:

    AC

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Logic IC Type:

    MULTIPLEXER

  • Max I(ol):

    0.024 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    2

  • Number of Functions:

    4

  • Number of Inputs:

    2

  • Number of Outputs:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.04 mA

  • Prop. Delay@Nom-Sup:

    10.1 ns

  • Propagation Delay (tpd):

    10.1 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.5 mm

74AC11257DWR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the 74AC11257DWR is 2.0V to 3.6V, as specified in the datasheet. However, it's recommended to operate the device at a fixed voltage of 3.3V or 2.5V for optimal performance.
  • It's recommended to power up the VCC pin before the input signals, and power down the VCC pin after the input signals. This ensures that the device is properly initialized and avoids any potential latch-up or damage.
  • The maximum frequency of operation for the 74AC11257DWR is 100 MHz, as specified in the datasheet. However, the actual frequency of operation may be limited by the system design, PCB layout, and signal integrity.
  • To ensure signal integrity and minimize noise on the 74AC11257DWR inputs, use a low-impedance signal source, keep the signal traces short and well-terminated, and use a ground plane or shielding to reduce electromagnetic interference (EMI).
  • No, the 74AC11257DWR is not recommended for use in a 5V system, as it's designed to operate at a maximum voltage of 3.6V. Using it in a 5V system may cause damage or affect its performance and reliability.

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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 74AC11257D YAGEO Corporation

Multiplexer, AC Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO20