74lv4040db NXP Semiconductors, 74lv4040db Datasheet - Page 4
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74lv4040db
Manufacturer Part Number
74lv4040db
Description
12-stage Binary Ripple Counter
Manufacturer
NXP Semiconductors
Datasheet
1.74LV4040DB.pdf
(14 pages)
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Philips Semiconductors
FUNCTION TABLE
NOTES:
H = HIGH voltage level
L = LOW voltage level
X = Don’t care
° = LOW -to-HIGH clock transition
± = HIGH-to-LOW clock transition
1998 Jun 23
12-stage binary ripple counter
CP
X
°
±
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
INPUTS
0
1
2
3
4
5
6
7
8
9
10
11
MR INPUT
CP INPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
MR
H
L
L
1
Q
2
OUTPUTS
0
no change
, Q
count
3
L
4
to Q
Figure 6. Timing diagram
13
8
16
4
32
64
128
256
512
1.024
2.048
4.096
SV00310
Product specification
74LV4040
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