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SN74HC251DRE4

SN74HC251DRE4

SN74HC251DRE4

Texas Instruments

16 Terminations 16 Pin Signal switch 1 Outputs 1 Functions Min 2V V Max 6V V

SOT-23

SN74HC251DRE4 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Package / Case SOIC
Number of Pins 16
Weight 141.690917mg
PackagingTape & Reel (TR)
JESD-609 Code e4
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Max Operating Temperature85°C
Min Operating Temperature -40°C
Packing Method TAPE AND REEL
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Pin Count16
Number of Outputs 1
Operating Supply Voltage5V
Temperature GradeINDUSTRIAL
Number of Channels 1
Max Supply Voltage6V
Min Supply Voltage2V
Propagation Delay52 ns
Family HC/UH
Logic Function Multiplexer
Output Characteristics 3-STATE
Supply Type Single
Bandwidth 28MHz
Output Polarity COMPLEMENTARY
Max I(ol) 0.006 A
Prop. Delay@Nom-Sup 49 ns
High Level Output Current7.8mA
Low Level Output Current7.8mA
Number of Input Lines 8
Length 9.9mm
Radiation HardeningNo
RoHS StatusRoHS Compliant
Lead Free Lead Free
In-Stock:4755 items

SN74HC251DRE4 Product Details

SN74HC251DRE4 Overview


Digital switch is provided in the SOIC for the purpose of saving board space.It is packaged in the way of Tape & Reel (TR).As parts of its basic configuration, 16 terminations are desgined.The voltage supplied for multiplexer's system is 5V.multiplexer's systemThere are 16 component pins in this turn signal switch.It employs GULL WING as the point at which conductors come to an end.Single is employed as its supply type.It is configured with 16 pins.It is mounted in the way of Surface Mount.The logic switch is included into the family of HC/UH.There are 1 outputs designed for the operation of the turn signal switch.Reliable performance of the multiplexers can be achieved when a supply voltage of 5V is provided.The switches is packaged according to the way of TAPE AND REEL.The multiplexers have 8 input lines used to accept voltage levels.In the turn signal switch's circuit, there are 1 channels used for transmission.It is acceptable for this signal switch to operate at the maximal temperature of 85°C.The minimal operating temperature of the multiplexer should be maintained at -40°C.The signal switches is specified to operate at the maximum supply voltage of 6V in compliance with the applicable device specification.The digital swith is specified to operate at the minimum supply voltage of 2V in compliance with the applicable device specification.

SN74HC251DRE4 Features


Supplied in the SOIC package
Adopting a supply type of Single
Operating with the supply voltage of 5V
8 input lines


SN74HC251DRE4 Applications


There are a lot of Texas Instruments
SN74HC251DRE4 Signal Switches / Multiplexers / Decoders applications.


  • Communication system
  • Telephone network
  • Computer memory
  • Transmission from the computer system of a satellite
  • Time division multiplexing system
  • Frequency multiplexing system
  • A/D converters
  • D/A converters
  • Implementing boolean functions with multiple variables
  • Data collection system

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