Package Modelica.​Electrical.​Digital.​Multiplexers
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Package Contents

NameDescription
MUX2x1A two inputs MULTIPLEXER for multiple value logic (2 data inputs, 1 select input, 1 output)

Model Modelica.​Electrical.​Digital.​Multiplexers.​MUX2x1
A two inputs MULTIPLEXER for multiple value logic (2 data inputs, 1 select input, 1 output)

Information

Description in VHDL is given by http://www.cs.sfu.ca/~ggbaker/reference/std_logic/src/std_logic_entities.vhd

and for Multiplexer table http://www.cs.sfu.ca/~ggbaker/reference/std_logic/src/std_logic_misc.vhd

Truth Table

DataIn

Select

DataOut

*

0

Input0

*

1

Input1

Inputs equal

U

Input

Inputs not equal

U

U

U in Input

X

U

Inputs equal

X

Input

no U in Input and Inputs not equal

X

X

 

  *  = don't care
  0  = L.'0' or L.'L'
  1  = L.'1' or L.'H'
  X  = L.'X' or L.'W' or L.'Z' or L.'-'
  U  = L.'U'

Parameters

TypeNameDefaultDescription
TimetHL0High->Low delay
TimetLH0Low->High delay
StrengthstrengthS.​'S_X01'output strength

Connectors

TypeNameDescription
input DigitalInputin1data input 1
input DigitalInputin0data input 0
input DigitalInputselselect input
output DigitalOutputoutoutput