Datasheet

2
Functional Diagram
9
6
3
4
14
1
15
12
10
INPUT
Q
1
’
Q
2
Q
3
Q
4
Q
5
Q
6
Q
7
Q
8
11
MASTER
Q
9
Q
10
Q
11
Q
12
7
5
2
13
8
GND
V
CC
16
PULSES
RESET
BUFFERED
OUTPUTS
12-STAGE
RIPPLE
COUNTER
TRUTH TABLE
CP COUNT MR OUTPUT STATE
↑ L No Change
↓ L Advance to Next State
X H All Outputs Are Low
H = High Voltage Level, L = Low Voltage Level, X = Don’t Care,
↑ = Transition from Low to High Level, ↓ = Transition from High to Low.
CD54HC4040, CD74HC4040, CD54HCT4040, CD74HCT4040