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CD54HCT257F3A - Texas Instruments

Description: CD54HCT257 HIGH SPEED CMOS LOGIC

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CD54HCT257F3A - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J(R-CDIP-T16)
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CD54HCT257F3A - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J(R-CDIP-T16)
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CD54HCT257F3A Details

  • Manufacturer Part Number:

    CD54HCT257F3A

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    No

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    DIP, DIP16,.3

  • Pin Count:

    16

  • Reach Compliance Code:

    Not Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    HCT

  • JESD-30 Code:

    R-GDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.56 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    MULTIPLEXER

  • Max I(ol):

    0.004 A

  • Number of Bits:

    2

  • Number of Functions:

    4

  • Number of Inputs:

    2

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    0.16 mA

  • Prop. Delay@Nom-Sup:

    41 ns

  • Propagation Delay (tpd):

    50 ns

  • Qualification Status:

    Not Qualified

  • Screening Level:

    38535Q/M;38534H;883B

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

CD54HCT257F3A Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for CD54HCT257F3A is 4.5V to 5.5V, although it can operate down to 3V with reduced performance.
  • To ensure signal integrity, use a low-impedance PCB layout, keep signal traces short, and use termination resistors or capacitors as needed to minimize reflections and ringing.
  • Yes, CD54HCT257F3A can operate at 3.3V, but its performance may be reduced, and it may not meet the specified propagation delay and clock frequency. Consult the datasheet for specific details.
  • Ensure that the VCC pin is powered up before the input signals, and that the input signals are stable before the clock signal is applied. A power sequencing circuit or a reset signal can be used to ensure proper startup.
  • The maximum clock frequency that CD54HCT257F3A can handle is 30 MHz, although this may vary depending on the specific application and operating conditions.

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CD54HCT257F3A 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 74HCT257NB NXP Semiconductors

Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDIP16

Part Image 74HCT257N Nexperia

Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDIP16

Part Image MM54HCT257J National Semiconductor Corporation

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Part Image GD74HCT257 Goldstar Electron Co Ltd

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Part Image CD54HCT257F/3 Harris Semiconductor

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For a full list of alternate parts for CD54HCT257F3A, check out Findchips.com