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SN74AS257D SN74AS257D

815-SN74AS257D

Manufacturer:

Ultralife

Product Number:

815-SN74AS257D

Description:

SN74AS257D Overview


For the purpose of saving board space, digital switch is included in the 16-SOIC (0.154, 3.90mm Width).Tube represents its packaging.In terms of mounting, digital swit

Datasheet:

SN74AS257D

Description:

SN74AS257D Overview


For the purpose of saving board space, digital switch is included in the 16-SOIC (0.154, 3.90mm Width).Tube represents its packaging.In terms of mounting, digital switch ic uses the method of Surface Mount.For the analog part of the multiplexers, an IC Multiplexer is used.By keeping the operating temperature at 0°C~70°C, turn signal switch will not be affected by external factors.Using a 4.5V~5.5V supply voltage provides digital controlled switch's superior flexibility for designers.Multiplexers of the 74AS series can be used in a wide range of applications.Its basic configuration includes terminations in the 16 range.The base part number is 74AS257, which is also useful when looking up signal switch's related components.The voltage supplied for multiplexer's system is 5V.multiplexer's systemThis turn signal switch has a total of 16 component pins.A conductor terminates at GULL WING.The supply type of this multiplexer ic is Single.A total of 16 pins are configured on this board.It is positioned in the direction of Surface Mount.The logic switch is included into the family of AS.In the signal multiplexer, there are 2 bits available.During mux switch's normal operation, 5V is provided with a power supply.As a result, the turn signal switch consists of 1 outputs.The performance of the multiplexers of a system can be reliably achieved with a supply voltage of 5V.There are 8 inputs provided in this multiplexer.For transmission, there are 4 channels in the turn signal switch's circuit.

SN74AS257D Features


Supplied in the 16-SOIC (0.154, 3.90mm Width) package
Adopting a supply type of Single
Power supplies of 5V
Operating with the supply voltage of 5V

SN74AS257D Applications


There are a lot of Texas Instruments SN74AS257D Signal Switches / Multiplexers / Decoders applications.

  • Memory system of computers
  • Encrypted communications system
  • Data demultiplexing
  • CPU memory location identification
  • D/A converters
  • Electronics industry
  • Data-routing applications
  • To select different task for memory in microprocessor memory systems
  • Logic gates for other digital devices
  • Code conversion


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SN74AS257D information

Specifications
ACL Staticide Inc SN74AS257D technical specifications, attributes, parameters and parts with similar specifications to ACL Staticide Inc SN74AS257D
  • Type
    Parameter
  • Number of Channels
    4
  • Load Capacitance
    50pF
  • Power Dissipation
    1.3W
  • Number of Bits
    2
  • Propagation Delay
    6 ns
  • Family
    AS
  • Number of Inputs
    8
  • Output Characteristics
    3-STATE
  • Current - Output High, Low
    15mA 48mA
  • Supply Type
    Single
  • Bandwidth
    125MHz
  • Output Polarity
    TRUE
  • Voltage Supply Source
    Single Supply
  • Independent Circuits
    1
  • Height
    1.75mm
  • Length
    9.9mm
  • Width
    3.91mm
  • Thickness
    1.58mm
  • Radiation Hardening
    No
  • REACH SVHC
    No SVHC
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    ACTIVE (Last Updated: 2 days ago)
  • Mount
    Surface Mount
  • Mounting Type
    Surface Mount
  • Package / Case
    16-SOIC (0.154, 3.90mm Width)
  • Number of Pins
    16
  • Weight
    141.690917mg
  • Operating Temperature
    0°C~70°C
  • Packaging
    Tube
  • Series
    74AS
  • JESD-609 Code
    e4
  • Pbfree Code
    yes
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    16
  • Type
    Multiplexer
  • Terminal Finish
    Nickel/Palladium/Gold (Ni/Pd/Au)
  • Technology
    TTL
  • Voltage - Supply
    4.5V~5.5V
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    260
  • Number of Functions
    4
  • Supply Voltage
    5V
  • Base Part Number
    74AS257
  • Pin Count
    16
  • Number of Outputs
    1
  • Operating Supply Voltage
    5V
  • Circuit
    4 x 2:1
  • Power Supplies
    5V
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