TC74HC670AF データシートの表示（PDF） - Toshiba
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TC74HC670AF Datasheet PDF : 10 Pages
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TC74HC670AP/AF
AC Characteristics (CL = 50 pF, input: tr = tf = 6 ns)
Characteristics
Symbol
Output transition time
tTLH
tTHL
Test Condition
VCC
(V)
2.0
⎯
4.5
6.0
Propagation delay
time
tpLH
(RA, AB-Qn)
tpHL
2.0
⎯
4.5
6.0
Propagation delay
time
tpLH
( WE -Qn)
tpHL
2.0
⎯
4.5
6.0
Propagation delay
time
tpLH
(Dn-Qn)
tpHL
2.0
⎯
4.5
6.0
2.0
tpZH
Output enable time
RL = 1 kΩ
4.5
tpZL
6.0
2.0
tpLZ
Output disable time
RL = 1 kΩ
4.5
tpHZ
6.0
Input capacitance
CIN
⎯
Output capacitance
COUT
⎯
Power dissipation
capacitance
CPD
(Note)
⎯
Ta = 25°C
Ta = −40 to 85°C
Unit
Min Typ. Max Min Max
⎯
30
75
⎯
95
⎯
8
15
⎯
19
ns
⎯
7
13
⎯
16
⎯
90
195
⎯
245
⎯
27
39
⎯
49
ns
⎯
22
33
⎯
42
⎯
95
220
⎯
275
⎯
28
44
⎯
55
ns
⎯
22
37
⎯
47
⎯
90
185
⎯
230
⎯
26
37
⎯
46
ns
⎯
20
31
⎯
39
⎯
46
110
⎯
140
⎯
14
22
⎯
28
ns
⎯
12
19
⎯
24
⎯
25
95
⎯
120
⎯
14
19
⎯
24
ns
⎯
12
16
⎯
20
⎯
5
10
⎯
10
pF
⎯
10
⎯
⎯
⎯
pF
⎯
101
⎯
⎯
⎯
pF
Note:
CPD 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:
ICC (opr) = CPD･VCC･fIN + ICC
7
2007-10-01
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