54FCT377 NSC [National Semiconductor], 54FCT377 Datasheet - Page 2

• Manufacturer Part Number: 54FCT377
• Description: Octal D-Type Flip-Flop with Clock Enable
• Manufacturer: NSC [National Semiconductor]

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Truth Table
Logic Diagram
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
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
Load “1”
Load “0”
Hold
(Do Nothing)
Operating Mode
Mode Select-Function Table
CP
X
2
Inputs
CE
H
h
I
I
D
X
X
h
I
n
No Change
No Change
Output
Q
H
L
n
DS100952-3