74hct93 NXP Semiconductors, 74hct93 Datasheet - Page 4

• Manufacturer Part Number: 74hct93
• Description: 4-bit Binary Ripple Counter
• Manufacturer: NXP Semiconductors

Philips Semiconductors
December 1990
4-bit binary ripple counter
Fig.4 Functional diagram.
Fig.5 Logic diagram.
4
FUNCTION TABLE
Notes
1. Output Q
MODE SELECTION
COUNT
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
MR
H
H
L
L
INPUTS
RESET
H = HIGH voltage level
L = LOW voltage level
1
MR
H
H
L
L
2
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
0
0
74HC/HCT93
connected to CP
Q
L
Product specification
0
OUTPUTS
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
OUTPUTS
1
Q
L
count
count
count
1
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
2
Q
L
2
1
.
Q
H
H
H
H
H
H
H
H
Q
L
L
L
L
L
L
L
L
L
3
3