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SN74LS257BDE4

16 Terminations16 Pin Signal switch4 FunctionsMin 4.75V VMax 5.25V V


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-SN74LS257BDE4
  • Package: SOIC
  • Datasheet: PDF
  • Stock: 891
  • Description: 16 Terminations16 Pin Signal switch4 FunctionsMin 4.75V VMax 5.25V V(Kg)

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Details

Tags

Parameters
Mount Surface Mount
Package / Case SOIC
Number of Pins 16
Weight 141.690917mg
JESD-609 Code e4
Moisture Sensitivity Level (MSL) 1
Number of Terminations 16
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Max Operating Temperature 70°C
Min Operating Temperature 0°C
Packing Method TUBE
Technology TTL
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 4
Supply Voltage 5V
Pin Count 16
Power Supplies 5V
Temperature Grade COMMERCIAL
Number of Channels 4
Max Supply Voltage 5.25V
Min Supply Voltage 4.75V
Propagation Delay 15 ns
Family LS
Logic Function Multiplexer
Number of Inputs 8
Output Characteristics 3-STATE
Supply Type Single
Bandwidth 35MHz
Output Polarity TRUE
High Level Output Current 24mA
Low Level Output Current 2.6mA
Number of Input Lines 2
Number of Output Lines 1
Length 9.9mm
Radiation Hardening No
RoHS Status RoHS Compliant
Lead Free Lead Free

SN74LS257BDE4 Overview


The reason it is provided is that the board space can be saved by placing digital switch in the SOIC.Its basic configuration includes terminations in the 16 range.In multiplexer's system, 5V is the voltage supplied.Signal switch has 16 component pins.Using the point GULL WING as an end point of conductors, it is used to determine the terminus of a conductor.The supply type of this multiplexer ic is Single.The board has 16 pins configured.This unit is mounted in the way of Surface Mount.The logic switch is a member of the LS family.It is provided that 5V has a power supply in order to function normally.This multiplexer is equipped with 8 inputs and 8 outputs.In accordance with TUBE, switches can be packaged.The multiplexers have 2 input lines used to accept voltage levels.The signal source consists of 1 output lines.The turn signal switch's circuit consists of 4 channels that are being used for transmission in the circuit.The maximum temperature for this signal switch is 70°C.It is recommended that the minimal operating temperature of the multiplexer be maintained at 0°C.Upon compliance with the applicable device specifications, the device will operate at the maximum supply voltage of 5.25V.Device specifications require that the digital swith operate at a minimum supply voltage of 4.75V.

SN74LS257BDE4 Features


Supplied in the SOIC package
Adopting a supply type of Single
Power supplies of 5V
2 input lines
1 output lines

SN74LS257BDE4 Applications


There are a lot of Texas Instruments SN74LS257BDE4 Signal Switches / Multiplexers / Decoders applications.

  • Code converters
  • Textile mills
  • To select different devices in microprocessor input
  • Video transmission
  • Recording transmission
  • Data transfer
  • Home automation system
  • RF-based home automation system
  • Paper plants
  • Data-routing applications