74HC126 데이터 시트보기 (PDF) - STMicroelectronics
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74HC126 Datasheet PDF : 14 Pages
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M74HC126
Electrical characteristics
Table 7. AC electrical characteristics
(Input tr = tf = 6 ns)
Test condition
Value
Symbol
Parameter
tTLH, tTHL
Output transition
time
tPLH, tPHL
Propagation
delay time
High impedance
tPZL, tPZH output enable
time
High impedance
tPLZ, tPHZ output disable
time
VCC CL
(V) (pF)
2.0
4.5 50
6.0
2.0
4.5 50
6.0
2.0
4.5 150
6.0
2.0
4.5 50
6.0
2.0
RL = 1 kΩ
4.5 150
6.0
2.0
4.5 50 RL = 1 kΩ
6.0
TA = 25 °C
-40 to 85 °C -55 to 125 °C Unit
Min. Typ. Max. Min. Max. Min. Max.
20 60
75
90
6 12
15
18 ns
5 10
13
15
36 75
95
110
9 15
19
22 ns
8 13
16
19
52 105
130
160
13 21
26
32 ns
11 18
22
27
-
-
-
36 75
95
110
9 15
19
22 ns
8 13
16
19
52 105
130
160
13 21
26
32 ns
11 18
22
27
48 80
100
120
12 16
20
24 ns
10 14
17
20
Table 8. Capacitive characteristics
Sym
Parameter
Test
condition
VCC
(V)
TA = 25°C
Min Typ Max
Value
-40 to 85 °C
Min Max
-55 to 125 °C
Min
Max
CIN Input capacitance
5
10
10
10
CPD
Power dissipation
capacitance(1)
5.0
-
35
-
-
1.
CcoPnDsuismdpetfiionnedwiathsotuhtelovaadlue(reoffetrhteo
IC’s
test
internal
circuit).
equivalent capacitance which is calculated
Average operating current can be obtained
from the operating current
by the following equation:
ICC(opr) = CPD x VCC x fIN + ICC/4(per buffer).
Unit
pF
DocID8021 Rev 3
7/14
14
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