CD74HC93 Datasheet, PDF (2/7 Pages) Texas Instruments – High Speed CMOS Logic 4-Bit Binary Ripple Counter

CD74HC93, CD74HCT93
TRUTH TABLE
OUTPUTS
COUNT
Q₀
Q₁
Q₂
0
L
L
L
1
H
L
L
2
L
H
L
3
H
H
L
4
L
L
H
5
H
L
H
6
L
H
H
7
H
H
H
8
L
L
L
9
H
L
L
10
L
H
L
11
H
H
L
12
L
L
H
13
H
L
H
14
L
H
H
15
H
H
H
NOTE: H = High Voltage Level, L = Low Voltage Level
MODE SELECTION
RESET OUTPUTS
OUTPUTS
MR1
MR2
Q₀
Q₁
Q₂
H
H
L
L
L
L
H
Count
Count
Count
H
L
L
L
NOTE: H = High Voltage Level, L = Low Voltage Level
Q₃
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
Q₃
L
Count
2