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TC74HC393AFN(ELP) 其他数据使用手册 - Toshiba（东芝）
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TC74HC393AFN(ELP)数据手册
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TC74HC393AP/AF
2012-02-29
6
AC Characteristics
(C
L
= 50 pF, input: t
r
= t
f
= 6 ns)
Test Condition Ta = 25°C
Ta
=
−
40 to 85°C
Characteristics Symbol
V
CC
(V)
Min Typ. Max Min Max
Unit
Output transition time
t
TLH
t
THL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
25
7
6
75
15
13
⎯
⎯
⎯
95
19
16
ns
Propagation delay
time
(
CK -QA)
t
pLH
t
pHL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
45
15
13
120
24
20
⎯
⎯
⎯
150
30
26
ns
Propagation delay
time
(
CK -QB)
t
pLH
t
pHL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
60
20
17
180
36
31
⎯
⎯
⎯
225
45
38
ns
Propagation delay
time
(
CK -QC)
t
pLH
t
pHL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
80
25
21
220
44
37
⎯
⎯
⎯
275
55
47
ns
Propagation delay
time
(
CK -QD)
t
pLH
t
pHL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
100
30
26
260
52
44
⎯
⎯
⎯
325
65
55
ns
Propagation delay
time
(CLR-Qn)
t
pHL
⎯
2.0
4.5
6.0
⎯
⎯
⎯
55
18
15
150
30
26
⎯
⎯
⎯
190
38
33
ns
Maximum clock
frequency
f
max
⎯
2.0
4.5
6.0
6
32
38
22
67
77
⎯
⎯
⎯
5
27
32
⎯
⎯
⎯
MHz
Input capacitance C
IN
⎯ ⎯ 5 10 ⎯ 10 pF
Power dissipation
capacitance
C
PD
(Note)
⎯ ⎯ 40 ⎯ ⎯ ⎯ pF
Note: C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load.
Average operating current can be obtained by the equation:
I
CC
(opr) = C
PD
･V
CC
･f
IN
+ I
CC
/2 (per counter)
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