參數(shù)資料
型號(hào): 74LV4040PWDH
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: 12-stage binary ripple counter
中文描述: LV/LV-A/LVX/H SERIES, ASYN NEGATIVE EDGE TRIGGERED 12-BIT UP BINARY COUNTER, PDSO16
文件頁(yè)數(shù): 7/14頁(yè)
文件大?。?/td> 133K
代理商: 74LV4040PWDH
Philips Semiconductors
Product specification
74LV4040
12-stage binary ripple counter
1998 Jun 23
7
AC CHARACTERISTICS
GND = 0V; t
r
= t
f
2.5ns; C
L
= 50pF; R
L
= 500
SYMBOL
PARAMETER
WAVEFORM
CONDITION
LIMITS
–40 to +85
°
C
TYP
1
60
27
19
16
2
1
3
40
18
13
11
2
7
3
55
27
19
16
2
11
3
7
5
4
2
3
3
11
9
8
2
7
3
10
5
4
3
2
2
3
60
76
94
2
112
3
LIMITS
–40 to +125
°
C
MIN
41
30
24
18
41
30
24
18
26
19
15
12
12
16
20
30
UNIT
V
CC
(V)
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
MIN
35
25
20
15
35
25
20
15
22
16
13
10
14
19
24
36
MAX
43
31
26
17
29
21
18
12
44
31
26
17
MAX
54
38
32
22
54
38
32
22
54
38
32
22
54
Propagation delay
CP to Q
0
t
PHL/
t
PLH
Figure 7, 9
ns
Propagation delay
Q
n
to Q
n+1
t
PHL/
t
PLH
Figure
7, 9
ns
Propagation delay
n
MR to Q
t
PHL
Figure
8, 9
ns
t
W
Clock pulse width
HIGH to LOW
7
Figure
ns
t
W
Master reset pulse
width HIGH
8
Figure
ns
Removal time
MR to CP
t
rem
Figure
8
ns
f
max
Maximum clock
pulse frequency
7
Figure
MHz
NOTES:
1. Unless otherwise stated, all typical values are at T
amb
= 25
°
C.
2. Typical value measured at V
CC
= 3.3V.
3. Typical value measured at V
CC
= 5.0V.
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