Truth Table

Mode Select-Function Table

Operating Mode

Inputs

Output

CP

CE

D

n

Q

n

Load “1”

I

h

H

Load “0”

I

I

L

Hold

h

X

No Change

(Do Nothing)

X

H

X

No Change

H = HIGH Voltage Level

h = HIGH Voltage Level one setup time prior to the LOW-to-HIGH Clock Transition

L = LOW Voltage Level

I = LOW Voltage Level one setup time prior to the LOW-to-HIGH Clock Transition

X = Immaterial

= LOW-to-HIGH Clock Transition

Logic Diagram

DS100952-3

Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.

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