74HC4024 查看數據表（PDF） - Philips Electronics
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74HC4024 Datasheet PDF : 7 Pages
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Philips Semiconductors
7-stage binary ripple counter
Product specification
74HC/HCT4024
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
SYMBOL
PARAMETER
tPHL/ tPLH propagation delay
CP to Q0
tPHL
propagation delay
MR to Q0
tPHL/ tPLH propagation delay
Qn to Qn+1
tTHL/ tTLH output transition time
tW
clock pulse width
HIGH or LOW
tW
master reset pulse width
HIGH
trem
removal time
MR to CP
fmax
maximum clock pulse
frequency
Tamb (°C)
TEST CONDITIONS
74HC
+25
−40 to +125
−40 to +125
UNIT
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
47 175
220
265 ns 2.0 Fig.6
17 35
44
53
4.5
14 30
37
45
6.0
63 200
250
300 ns 2.0 Fig.6
23 40
50
60
4.5
18 34
43
51
6.0
25 80
9 16
7 14
100
120 ns 2.0 Fig.6
20
24
4.5
17
20
6.0
19 75
95
110 ns 2.0 Fig.6
7 15
19
22
4.5
6 13
16
19
6.0
80 17
16 6
14 5
100
120
20
24
17
20
ns 2.0 Fig.6
4.5
6.0
80 22
16 8
14 6
100
120
20
24
17
20
ns 2.0 Fig.6
4.5
6.0
50 6
10 2
92
65
75
13
15
11
13
ns 2.0 Fig.6
4.5
6.0
6.0 27
30 82
35 98
4.8
4.0
24
20
28
24
MHz 2.0 Fig.6
4.5
6.0
December 1990
5
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