Datasheet

2
Functional Diagram
TRUTH TABLE
INPUTS OUTPUTS
CP D R Q
0
Q
1
Q
2
Q
3
↑ lLLq’
0
q’
1
q’
2
↑ hLHq’
0
q’
1
q’
2
↓ XLq’
0
q’
1
q’
2
q’
3
XXHLLLL
H = High Voltage Level
h = High Voltage Level One Set-up Time Prior to the Low to High Clock Transition
L = Low Voltage Level
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
↓ = High to Low Clock Transition
q’
n
= Lower case letters indicate the state of the referenced output one set-up time prior to the Low to
High clock transition.
7
6
1MR
1D
1CP
GND = 8
V
CC
= 16
1Q
2
3
10
1Q
3
1Q
1
4
1Q
0
5
9
15
14
2MR
2D
2CP
2Q
2
11
2
2Q
3
2Q
1
12
2Q
0
13
1
CD54HC4015, CD74HC4015