Datasheet

2
Functional Diagram
Logic Diagram
TRUTH TABLE
OPERATING MODE
INPUTS OUPUTS
CP ED
n
Q
n
Load “1” ↑ lh H
Load “0” ↑ ll L
Hold (Do Nothing) ↑ h X No Change
X H X No Change
H = High Voltage Level Steady State.
h = High Voltage Level One Set-up Time Prior to the Low to High Clock Transition.
L = Low Voltage Level Steady State.
l = Low Voltage Level One Set-up Time Prior to the Low to High Clock Transition.
X = Don’t Care.
↑ = Low to High Clock Transition.
2
5
6
9
15
19
16
12
Q
0
Q
1
Q
2
Q
3
Q
4
Q
5
Q
6
Q
7
CP
E
11 1
GND = 10
V
CC
= 20
3
4
7
8
14
18
17
13
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
E
D
0
D
1
D
2
D
3
D
6
D
7
QD
CP
CP
Q
0
Q
1
Q
2
Q
3
Q
6
Q
7
QD
CP
QD
CP
QD
CP
QD
CP
QD
CP
QD
CP
QD
CP
Q
4
Q
5
D
4
D
5
CD54HC377, CD74HC377, CD54HCT377, CD74HCT377