74HC40103 查看數據表（PDF） - Integrated Circuit Systems
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74HC40103 Datasheet PDF : 17 Pages
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Philips Semiconductors
8-bit synchronous binary down counter
Product specification
74HC/HCT40103
SYMBOL PARAMETER
tsu
set-up time
TE to CP
tsu
set-up time
Pn to CP
th
hold time
PE to CP
th
hold time
TE to CP
th
hold time
Pn to CP
fmax
maximum clock pulse
frequency
Tamb (°C)
TEST CONDITIONS
74HC
+25
−40 to +85
−40 to +125
UNIT
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
150 44
190
225
ns 2.0 Fig.11
30 16
38
45
4.5
26 13
33
38
6.0
75 22
95
110
ns 2.0 Fig.12
15 8
19
22
4.5
13 6
16
19
6.0
0 −14
0
0
0 −5
0
0
0 −4
0
0
0 −30
0
0
0 −11
0
0
0 −9
0
0
0 −17
0
0
0 −6
0
0
0 −5
0
0
ns 2.0 Fig.11
4.5
6.0
ns 2.0 Fig.11
4.5
6.0
ns 2.0 Fig.12
4.5
6.0
3.0 10
2.4
2.0
MHz 2.0 Fig.7
15 29
12
10
4.5
18 35
14
12
6.0
1998 Jul 08
7
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