74HC125 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
74HC125 Datasheet PDF : 10 Pages
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M74HC125
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 6ns)
Test Condition
Value
Symbol
Parameter
VCC CL
(V) (pF)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
tTLH tTHL Output Transition
Time
2.0
4.5 50
20 60
75
90
6 12
15
18 ns
6.0
5 10
13
15
tPLH tPHL Propagation Delay 2.0
Time
4.5 50
36 75
9 15
95
110
19
22 ns
uct(s) tPZL tPZH High Impedance
Output Enable
d Time
lete Pro tPLZ tPHZ High Impedance
o Output Disable
bs Time
6.0
2.0
4.5 150
6.0
2.0
4.5 50 RL = 1 KΩ
6.0
2.0
4.5 150 RL = 1 KΩ
6.0
2.0
4.5 50 RL = 1 KΩ
6.0
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
- O CAPACITIVE CHARACTERISTICS
t(s) Test Condition
Value
uc Symbol
Parameter
VCC
d(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
ro CIN Input Capacitance 5.0
5 10
10
10 pF
P CPD Power Dissipation
te Capacitance (note 5.0
35
pF
1)
le 1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
Obso load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC/4 (per buffer)
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