Multiplexed 74151-74138 Multisim

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  • Words: 210
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0

1

2

3

4

5

6

7

8

A

A

B

B

VCC

5V VCC

VCC

330kΩ 31J1 D

E

VCC 30 29 28 27 25 19 18 17

4 3 2 1 15 14 13 12

D0 D1 D2 D3 D4 D5 D6 D7

11 10 9

A B C

7

~G

GND

U2

Y

5

~W

6

9 multiplexed

U1 1 2 3

A B C

6 4 5

G1 ~G2A ~G2B

LED1 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7

15 14 13 12 11 10 9 7

1 2 3 4 5 6 7 8

12

D

74LS138N

VCC 330kΩ CA

E

VCC 5V

74LS151N

U5

GND 14 F

14 1

V1 1 Hz 5 V GND

INA INB

2 3

R01 R02

6 7

R91 R92

U3

QA QB QC QD

12 9 8 11

C

200Ω

VCC 5V

A

5V VCC

C

A B C D E F G H

15 11

21

26 VCC

U4

7 1 2 6

A B C D

3 5 4

~LT ~RBI ~BI/RBO

7490N

OA OB OC OD OE OF OG

13 12 11 10 9 15 14

2410 1316 2022 23

F

7447N

G

G

GND

0

1

2

3

4

5

6

7

8

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