SN74LS257BDR

Texas Instruments SN74LS257BDR

Part Number:
SN74LS257BDR
Manufacturer:
Texas Instruments
Ventron No:
4546243-SN74LS257BDR
Description:
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs
ECAD Model:
Datasheet:
sn74ls257b

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Specifications
Texas Instruments SN74LS257BDR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments SN74LS257BDR.
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    ACTIVE (Last Updated: 1 week 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
    Tape & Reel (TR)
  • Series
    74LS
  • JESD-609 Code
    e4
  • Pbfree Code
    yes
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    16
  • Terminal Finish
    Nickel/Palladium/Gold (Ni/Pd/Au)
  • Packing Method
    TR
  • Technology
    TTL
  • Voltage - Supply
    4.75V~5.25V
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    260
  • Number of Functions
    4
  • Supply Voltage
    5V
  • Base Part Number
    74LS257
  • Pin Count
    16
  • Number of Outputs
    1
  • Operating Supply Voltage
    5V
  • Circuit
    4 x 2:1
  • Power Supplies
    5V
  • Number of Channels
    4
  • Power Dissipation
    55mW
  • Number of Bits
    2
  • Propagation Delay
    15 ns
  • Family
    LS
  • Number of Inputs
    8
  • Output Characteristics
    3-STATE
  • Current - Output High, Low
    2.6mA 24mA
  • Supply Type
    Single
  • Bandwidth
    35MHz
  • 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
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Description
SN74LS257BDR Overview
The mounting type for this particular component is surface mount, making it easy to install and use. Its package or case is 16-SOIC, with a width of 0.154 inches or 3.90mm. This component is classified under the JESD-609 code e4, indicating its compliance with industry standards. It has a total of 16 terminations, allowing for multiple connections and versatility in its use. The terminal form is gull wing, providing a secure and stable connection. The circuit is designed for 4 x 2:1 configuration, making it suitable for various applications. With 4 channels, this component belongs to the LS family. It has a high output current of 2.6mA and a low output current of 24mA, ensuring efficient performance. The width of this component is 3.91mm, making it compact and space-saving.

SN74LS257BDR 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

SN74LS257BDR Applications
There are a lot of Texas Instruments SN74LS257BDR Signal Switches / Multiplexers / Decoders applications.

Recording transmission
High-performance memory-decoding applications
Robotic vehicles
Analog, digital or video signal switching
Telephone network
CPU memory location identification
Control unit of Central Processing unit (CPU)
Make full adder
Communication system
Automation system
SN74LS257BDR More Descriptions
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-SOIC 0 to 70
Multiplexer 1-Element Bipolar 3-ST 8-IN 16-Pin SOIC T/R
Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp
LS e4 74LS257 4x 2:1 multiplexer circuit 35MHz 15ns 55mW 5V
IC, 2I/P QUAD DATA SELECTOR/MUX, SOIC-16, FULL REEL
IC DATASELCT/MUX 2-1 QUAD 16SOIC
CoC and 2-years warranty / RFQ for pricing
French Electronic Distributor since 1988
SN74LS257B QUADRUPLE 2-LINE TO 1
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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