HCF4006BEY(2001) 查看數據表（PDF） - STMicroelectronics

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HCF4006BEY
(Rev.:2001)

18-STAGE STATIC SHIFT REGISTER

STMicroelectronics 

HCF4006B

INPUT EQUIVALENT CIRCUIT

FUNCTIONAL DIAGRAM

LOGIC DIAGRAM

PIN DESCRIPTION

PIN No

1, 4, 5, 6

2

13, 11, 10, 8

12, 9

3

7

14

SYMBOL

D1 to D4

D1+4’

Dn + 4

Dn + 5

CLOCK

VSS

VDD

NAME AND FUNCTION

Data inputs

Delayed Optional Output

4 stage shift register

Output

5 stage shift register

Output

Clock Input

Negative Supply Voltage

Positive Supply Voltage

TRUTH TABLE FOR SHIFT REGISTER STAGE

D

CLOCK*

D+1

L

L

H

H

X

NO CHANGE

TRUTH TABLE FOR OUTPUT FROM PIN 2

D1 + 4

L

H

X

* : Level Change

X : Don’t Care

CLOCK*

D1 + 4’

L

H

NO CHANGE

2/8

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