74LVC14A Ver la hoja de datos (PDF) - STMicroelectronics
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74LVC14A Datasheet PDF : 12 Pages
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74LVC14A
Table 6: DC Specifications
Test Condition
Value
Symbol
Parameter
VCC
(V)
-40 to 85 °C
-55 to 125 °C Unit
Min. Max. Min. Max.
VT+ Positive Input
threshold
1.65 to 1.95
2.3 to 2.7
3.0
0.6
1.4
0.6
1.4
0.8
2.0
0.8
2.0
V
0.8
2.0
0.8
2.0
3.6
0.8
2.2
0.8
2.2
VT-
Negative Input
threshold
1.65 to 1.95
2.3 to 2.7
3.0
0.3
1.0
0.3
1.0
0.4
1.4
0.4
1.4
V
0.6
1.5
0.6
1.5
3.6
0.8
1.8
0.8
1.8
VH
Hysteresis Voltage 1.65 to 1.95
2.3 to 2.7
0.3
1.1
0.3
1.1
0.3
1.1
0.3
1.1
3.0
0.3
1.2
0.3
1.2
3.6
0.3
1.2
0.3
1.2
VOH High Level Output 1.65 to 3.6
Voltage
1.65
IO=-100 µA
IO=-4 mA
VCC-0.2
1.2
VCC-0.2
1.2
2.3
IO=-8 mA
1.7
1.7
V
2.7
IO=-12 mA
2.2
2.2
3.0
IO=-12 mA
2.4
2.4
3.0
IO=-24 mA
2.2
2.2
VOL Low Level Output 1.65 to 3.6
Voltage
1.65
IO=100 µA
IO=4 mA
0.2
0.2
0.45
0.45
2.3
IO=8 mA
0.7
0.7
V
2.7
IO=12 mA
0.4
0.4
3.0
IO=24 mA
0.55
0.55
II
Input Leakage
Current
3.6
VI = 0 to 5.5V
±5
±5
µA
Ioff
Power Off Leakage
Current
0
VI or VO = 5.5V
10
10
µA
ICC
Quiescent Supply
VI = VCC or GND
10
Current
3.6
VI or VO = 3.6 to
5.5V
± 10
10
µA
± 10
∆ICC ICC incr. per Input
2.7 to 3.6 VIH = VCC-0.6V
500
500
µA
Table 7: Dynamic Switching Characteristics
Test Condition
Value
Symbol
Parameter
VOLP
VOLV
Dynamic Low Level Quiet
Output (note 1)
VCC
TA = 25 °C
Unit
(V)
Min. Typ. Max.
3.3
CL = 50pF
VIL = 0V, VIH = 3.3V
0.8
-0.8
V
1) Number of output defined as "n". Measured with "n-1" outputs switching from HIGH to LOW or LOW to HIGH. The remaining output is
measured in the LOW state.
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