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M74HCT125C1R Folha de dados(PDF) 4 Page - STMicroelectronics

Nome de Peças M74HCT125C1R
Descrição Electrónicos  QUAD BUS BUFFERS 3-STATE
Download  10 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M74HCT125C1R Folha de dados(HTML) 4 Page - STMicroelectronics

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DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
TA =25
oC
54HC and 74HC
-40 to 85
oC
74HC
-55 to 125
oC
54HC
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
VIH
High Level Input
Voltage
4.5
to
5.5
2.0
2.0
2.0
V
VIL
Low Level Input
Voltage
4.5
to
5.5
0.8
0.8
0.8
V
VOH
High Level
Output Voltage
4.5
VI =
VIH
or
VIL
IO=-20
µA
4.4
4.5
4.4
4.4
V
IO=-6.0 mA
4.18
4.31
4.13
4.10
VOL
Low Level Output
Voltage
4.5
VI =
VIH
or
VIL
IO=20
µA
0.0
0.1
0.1
0.1
V
IO= 6.0 mA
0.17
0.26
0.33
0.4
II
Input Leakage
Current
5.5
VI =VCC or GND
±0.1
±1
±1
µA
ICC
Quiescent Supply
Current
5.5
VI =VCC or GND
4
40
80
µA
IOZ
3 State Output
Off State Current
6.0
VI =VIH or VIL
VO =VCC or GND
±0.5
±5
±10
µA
∆ICC
Additional worst
case supply
current
5.5
Per Input pin
VI = 0.5V or
VI = 2.4V
Other Inputs at
VCC or GND
IO=0
2.0
2.9
3.0
mA
AC ELECTRICAL CHARACTERISTICS (Input tr =tf =6 ns)
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
CL
(pF)
TA =25
oC
54HC and 74HC
-40 to 85
oC
74HC
-55 to 125
oC
54HC
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tTLH
tTHL
Output Transition
Time
4.5
50
7
12
15
18
ns
tPLH
tPHL
Propagation
Delay Time
4.5
50
13
21
26
32
ns
4.5
150
17
27
34
41
ns
tPZL
tPZH
3 State Output
Enable Time
4.5
50
RL =1 K
Ω
15
24
30
36
ns
4.5
150
RL =1 K
Ω
19
30
38
45
ns
tPLZ
tPHZ
3 State Output
Disable Time
4.5
50
RL =1 K
Ω
17
24
30
36
ns
CIN
Input Capacitance
5
10
10
10
pF
CPD (*)
Power Dissipation
Capacitance
56
pF
(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD
•VCC •fIN +ICC
M54/M74HCT125/126
4/10


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