THROUGH-HOLE Multiplexer & Demultiplexer 2,400+

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Part RoHS Manufacturer Logic IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Schmitt Trigger Surface Mount Input Conditioning No. of Functions Maximum Frequency At Nominal Supply Technology Screening Level No. of Inputs No. of Bits Translation Packing Method Nominal Supply Voltage / Vsup (V) Power Supplies (V) Load Capacitance (CL) No. of Inverted Outputs Package Style (Meter) Package Equivalence Code Propagation Delay (tpd) Maximum I (ol) Sub-Category Terminal Pitch Maximum Operating Temperature Count Direction Output Characteristics Trigger Type Maximum Same Edge Skew (tskwd) Minimum Operating Temperature Terminal Finish No. of True Outputs Terminal Position No. of Ports Control Type Minimum fmax JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Width Qualification Output Polarity Minimum Supply Voltage (Vsup) Maximum Power Supply Current (ICC) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) No. of Outputs Peak Reflow Temperature (C) Length Family

SN74AHCT158N

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

CMOS

2

TUBE

5

5

50 pF

IN-LINE

DIP16,.3

9.8 ns

8 Amp

Multiplexer/Demultiplexers

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

4.5 V

NOT SPECIFIED

1

NOT SPECIFIED

19.305 mm

AHCT/VHCT/VT

SN74S157N-00

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

15 pF

IN-LINE

15 ns

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

78 mA

1

19.305 mm

S

SN74LS157N-10

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

15 pF

IN-LINE

27 ns

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

16 mA

1

19.305 mm

LS

SN74ALS353J

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

4

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T16

Not Qualified

SN74HC352NP3

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

4

2/6

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T16

SN74ALS857NTE4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

6

TTL

2

TUBE

5

5

50 pF

IN-LINE

DIP24,.3

33 ns

24 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T24

5.5 V

5.08 mm

7.62 mm

Not Qualified

CONFIGURABLE

4.5 V

33 mA

e4

1

31.64 mm

ALS

CD4512BF

Texas Instruments

MULTIPLEXER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

8

8

TUBE

5

5/15

50 pF

IN-LINE

DIP16,.3

360 ns

1.5 Amp

Multiplexer/Demultiplexers

2.54 mm

125 Cel

3-STATE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T16

18 V

5.08 mm

7.62 mm

Not Qualified

TRUE

3 V

3 mA

e0

NOT SPECIFIED

1

NOT SPECIFIED

19.56 mm

4000/14000/40000

SN74ALS157NP3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

SN74ALS151JP4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T16

NOT SPECIFIED

NOT SPECIFIED

SN74S251N-00

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

15 pF

IN-LINE

19.5 ns

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

85 mA

1

19.305 mm

S

CD40257BF3A

Texas Instruments

MULTIPLEXER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

CMOS

38535Q/M;38534H;883B

2

2

TUBE

5

5/15

50 pF

IN-LINE

DIP16,.3

300 ns

1.5 Amp

Multiplexer/Demultiplexers

2.54 mm

125 Cel

3-STATE

-55 Cel

TIN LEAD

DUAL

R-GDIP-T16

18 V

5.08 mm

7.62 mm

Not Qualified

TRUE

3 V

3 mA

e0

1

19.56 mm

4000/14000/40000

SN74HC353N

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

4

2/6

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74S158N1

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74251N1

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74AS251JP4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T16

NOT SPECIFIED

NOT SPECIFIED

SN74S158JP4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T16

NOT SPECIFIED

NOT SPECIFIED

SN74LS257BJ

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

2

5

5

45 pF

IN-LINE

DIP16,.3

24 ns

24 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

18 mA

NOT SPECIFIED

1

NOT SPECIFIED

19.56 mm

LS

SN74F153NE4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

TUBE

5

5

IN-LINE

DIP16,.3

8 ns

20 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

20 mA

e4

1

19.305 mm

F/FAST

SN74AS851JD

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

28

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

16

IN-LINE

DIP28,.6

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T28

Not Qualified

74ACT11158J

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

4

CMOS

2

5

5

IN-LINE

DIP20,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

-40 Cel

DUAL

R-XDIP-T20

Not Qualified

SN74AS250ANT3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

16

5

5

50 pF

IN-LINE

DIP24,.3

13 ns

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

5.5 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

4.5 V

50 mA

NOT SPECIFIED

1

NOT SPECIFIED

31.64 mm

AS

SN74HC151N-00

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

5

150 pF

IN-LINE

88 ns

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

2 V

1

19.305 mm

HC/UH

SN74HC353NP3

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

4

2/6

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T16

SN74F251N3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP16,.3

24 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

24 mA

SN74S258NP3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

SN74AS352NP3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

SN74AHCT157N

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

CMOS

2

2

TUBE

5

5

50 pF

IN-LINE

DIP16,.3

9.8 ns

8 Amp

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

.02 mA

e4

NOT SPECIFIED

1

NOT SPECIFIED

19.305 mm

AHCT/VHCT/VT

SN74HC4852N

Texas Instruments

MULTIPLEXER AND DEMUX/DECODER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

1

TUBE

3

50 pF

IN-LINE

115 ns

2.54 mm

85 Cel

3-STATE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

.01 mA

e4

4

19.305 mm

HC/UH

SN74ALS157N-10

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

IN-LINE

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

1

19.305 mm

ALS

SN74AS257N-10

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

50 pF

IN-LINE

10 ns

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

30.6 mA

1

19.305 mm

AS

SN74AS857JT

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

6

TTL

2

IN-LINE

DIP24,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T24

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74HC257N1

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

CMOS

2

2/6

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74LS257BN1

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

24 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74HC257NE4

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

CMOS

2

2

TUBE

5

2/6

150 pF

IN-LINE

DIP16,.3

190 ns

7.8 Amp

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

R-PDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

.08 mA

e4

NOT SPECIFIED

1

NOT SPECIFIED

19.305 mm

HC/UH

SN74151J

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T16

Not Qualified

SN74HC354N-00

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

5

150 pF

IN-LINE

81 ns

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

2 V

TRANSPARENT ADDRESS LATCHES

1

24.325 mm

HC/UH

SN74ALS158J4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T16

SN74LS353N3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

SN74ALS257N-10

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

50 pF

IN-LINE

22 ns

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

12 mA

1

19.305 mm

ALS

SN74HC153NE4

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

4

4

TUBE

5

2/6

50 pF

IN-LINE

DIP16,.3

274 ns

7.8 Amp

Multiplexer/Demultiplexers

2.54 mm

85 Cel

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

R-PDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

.08 mA

e4

NOT SPECIFIED

1

NOT SPECIFIED

19.305 mm

HC/UH

SN74AS851JD4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

28

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

16

IN-LINE

DIP28,.6

Multiplexer/Demultiplexers

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T28

74ACT11257J

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

4

CMOS

2

5

5

IN-LINE

DIP20,.3

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-XDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74F158AN

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

50 pF

IN-LINE

DIP16,.3

7 ns

20 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

4.5 V

15 mA

NOT SPECIFIED

1

NOT SPECIFIED

19.305 mm

F/FAST

SN74HC354N

Texas Instruments

MULTIPLEXER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

5

2/6

50 pF

IN-LINE

DIP20,.3

344 ns

7.8 Amp

Multiplexer/Demultiplexers

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

2 V

NOT SPECIFIED

1

NOT SPECIFIED

24.325 mm

HC/UH

SN74LS298J4

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T16

SN74AS352N-10

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

5

50 pF

IN-LINE

13 ns

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

4.5 V

28 mA

1

19.305 mm

AS

SN74ALS151NP3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP16,.3

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

NOT SPECIFIED

NOT SPECIFIED

SN74AS298NP3

Texas Instruments

MULTIPLEXER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

5

IN-LINE

DIP16,.3

20 Amp

Multiplexer/Demultiplexers

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

36 mA

NOT SPECIFIED

NOT SPECIFIED

Multiplexer & Demultiplexer

Multiplexers and demultiplexers are electronic circuits that are used to transmit and receive multiple signals over a single channel. They are essential components of digital systems and are used to reduce the number of transmission lines required to transmit multiple signals.

A multiplexer, also known as a mux, is a digital circuit that can select one of several input signals and transmit it to a single output line based on a control signal. A multiplexer can have two or more inputs and a single output, and the selection of the input is determined by the binary value of the control signal. Multiplexers are used to reduce the number of transmission lines required to transmit multiple signals over a long distance.

A demultiplexer, also known as a demux, is a digital circuit that can distribute a single input signal to one of several output lines based on a control signal. A demultiplexer can have a single input and two or more outputs, and the selection of the output is determined by the binary value of the control signal. Demultiplexers are used to receive multiple signals transmitted over a single line.

Multiplexers and demultiplexers are commonly used together in digital systems to transmit and receive multiple signals over a single channel. They are used in various applications, including digital signal processing, telecommunications, and data storage systems. Multiplexers and demultiplexers are also used in memory systems to store and retrieve data from memory cells.

Multiplexers and demultiplexers can be designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can also be cascaded together to increase the number of inputs or outputs.