Part Image

SN74HC251DR - Texas Instruments

Description: Texas Instruments SN74HC251DR, Multiplexer Single 8:1, 16-Pin SOIC

Download SN74HC251DR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SN74HC251DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
click to zoom
3D Models
SN74HC251DR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
click to zoom

SN74HC251DR Details

  • Manufacturer Part Number:

    SN74HC251DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 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:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR, 13 INCH

  • 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:

    1.75 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:

    Matte Tin (Sn); 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

SN74HC251DR Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74HC251DR is 40 MHz.
  • Yes, the SN74HC251DR is compatible with 5V systems, but it's recommended to use a voltage regulator to ensure a stable 5V supply.
  • When not in use, the enable inputs (EN1 and EN2) should be tied to VCC or GND to prevent floating inputs, which can cause unpredictable behavior.
  • The propagation delay time for the SN74HC251DR is typically around 10-15 ns, but this can vary depending on the operating conditions and load capacitance.
  • Yes, the SN74HC251DR is compatible with 3.3V systems, but the output voltage will be limited to 3.3V, and the input voltage thresholds may be affected.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SN74HC251DR Overview

Use the download button to access the SN74HC251DR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN74H, or try a keyword search, such as Multiplexer/Demultiplexers

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.

Parts related to SN74HC251DR

Showing 0 results

SN74HC251DR Alternates

Showing results

Image Part Number Model
Part Image SN74HC251DTE4 Rochester Electronics LLC

Multiplexer, HC/UH Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, CMOS, PDSO16

Part Image MM74HC251M Rochester Electronics LLC

Multiplexer, HC/UH Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, CMOS, PDSO16

Part Image SN74HC251DT Texas Instruments

Multiplexer, HC/UH Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, CMOS, PDSO16

Part Image SN74HC251DG4 Texas Instruments

Multiplexer, HC/UH Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, CMOS, PDSO16

Part Image M74HC251M1 STMicroelectronics

Multiplexer, HC/UH Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, CMOS, PDSO16

For a full list of alternate parts for SN74HC251DR, check out Findchips.com