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74AC11257PWR

74AC11257PWR

74AC11257PWR

Texas Instruments

20 Terminations3V~5.5V 20 Pin 74AC11257 Signal switch74AC Series 1 Outputs4 Functions

SOT-23

74AC11257PWR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173, 4.40mm Width)
Number of Pins 20
Operating Temperature-40°C~85°C
PackagingTape & Reel (TR)
Series 74AC
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Type Multiplexer
Packing Method TAPE AND REEL
Technology CMOS
Voltage - Supply 3V~5.5V
Terminal FormGULL WING
Peak Reflow Temperature (Cel) NOT SPECIFIED
Number of Functions 4
Supply Voltage 5V
Terminal Pitch0.65mm
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number 74AC11257
Pin Count20
Number of Outputs 1
Qualification StatusNot Qualified
Circuit 4 x 2:1
Supply Voltage-Max (Vsup) 5.5V
Power Supplies3.3/5V
Supply Voltage-Min (Vsup) 3V
Load Capacitance50pF
Number of Bits 4
Propagation Delay6.5 ns
Family AC
Output Characteristics 3-STATE
Current - Output High, Low 24mA 24mA
Supply Type Dual
Output Polarity TRUE
Number of Input Lines 2
Voltage Supply SourceDual Supply
Independent Circuits 1
Length 6.5mm
RoHS StatusNon-RoHS Compliant
In-Stock:4604 items

74AC11257PWR Product Details

74AC11257PWR Overview


Digital switch is provided in the 20-TSSOP (0.173, 4.40mm Width) for the purpose of saving board space.Tape & Reel (TR) represents its packaging.In terms of mounting, digital switch ic uses the method of Surface Mount.A digital IC Multiplexer is used as the analog component of the multiplexers.The operating temperature will not be affected by external factors when turn signal switch is set to -40°C~85°C.It provides digital controlled switch's superior flexibility for designers to use when it operates with a supply voltage of 3V~5.5V.provides digital controlled switch's digital controlled switch'sThese multiplexers are members of the 74AC series, which provide extensive application potential.There are 20 terminations included in its basic configuration.Its logic switch base part number is 74AC11257 which can also be used to find its logic switch related parts.The multiplexer's system is supplied with a voltage of 5V.A component pin count of 20 can be found on this turn signal switch.It is the end of conductors that is represented by GULL WING.In this case, the supply type is Dual.This multiplexer ic has 20 pins configured.The mounting point is Surface Mount.I would like to refer to the logic switch as a member of the AC family.Signal multiplexer provides 4 bits.Avoid unnecessary failures by keeping the supply voltage (Vsup) at 3V.It is advisable to keep the maximum supply voltage (Vsup) at 5.5V so as to avoid some unnecessary failures.In order to maintain mux switch's normal operation, power is provided to 3.3/5V.There are 1 outputs designed to operate the turn signal switch.TAPE AND REEL is used to package the switches.On the multiplexers, 2 input lines are provided for accepting voltage levels.

74AC11257PWR Features


Supplied in the 20-TSSOP (0.173, 4.40mm Width) package
Adopting a supply type of Dual
Power supplies of 3.3/5V
2 input lines

74AC11257PWR Applications


There are a lot of Texas Instruments 74AC11257PWR Signal Switches / Multiplexers / Decoders applications.

  • Analog to digital conversion
  • To select different devices in microprocessor output
  • Metal detectors
  • Small scale TV wall
  • Frequency multiplexing system
  • Enabling different functions units in microprocessor instruction decoding
  • Automatic health monitoring systems
  • Automation system
  • To select different task for memory in microprocessor memory systems
  • Data distribution

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