HCF4022B

2/11

INPUT EQUIVALENT CIRCUIT

FUNCTIONAL DIAGRAM

PIN DESCRIPTION

TRUTH TABLE

X : Don’t Care

Qn : No Change

LOGIC DIAGRAM

This logic diagram has not be used to estimate propagation delays

PIN No

SYMBOL

NAME AND FUNCTION

2, 1, 3, 7, 11,

4, 5, 10

0 to 7

Decoded Output

6, 9

NC

Not Connected

14

CLOCK

Clock Input

13

CLOCK

INHIBIT

Clock Inhibit Input

15

RESET

Reset Input

12

CARRY OUT Carry Output

8

Negative Supply Voltage

CLOCK

CLOCK

INHIBIT

RESET

DECODED

OUTPUT

XXH

LX

L

XH

L

LL

LL

HL

HL