74VHC14
Table 6: DC Specifications
Test Condition
Value
Symbol
Parameter
VCC
(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
Vt+ High Level
3.0
Threshold Voltage 4.5
2.2
2.2
2.2
3.15
3.15
3.15
V
5.5
3.85
3.85
3.85
Vt- Low Level
3.0
Threshold Voltage 4.5
0.9
0.9
0.9
1.35
1.35
1.35 V
5.5
1.65
1.65
1.65
Vh Hysteresis Voltage 3.0
4.5
0.3
1.2 0.3 1.2 0.3 1.2
0.4
1.4 0.4 1.4 0.4 1.4 V
5.5
0.5
1.6 0.5 1.6 0.5 1.6
VOH High Level Output 2.0
IO=-50 µA
1.9 2.0
1.9
1.9
Voltage
3.0
IO=-50 µA
2.9 3.0
2.9
2.9
4.5
IO=-50 µA
4.4 4.5
4.4
4.4
V
3.0
IO=-4 mA
2.58
2.48
2.4
4.5
IO=-8 mA
3.94
3.8
3.7
VOL Low Level Output 2.0
Voltage
3.0
IO=50 µA
IO=50 µA
0.0 0.1
0.1
0.1
0.0 0.1
0.1
0.1
4.5
IO=50 µA
0.0 0.1
0.1
0.1 V
3.0
IO=4 mA
0.36
0.44
0.55
4.5
IO=8 mA
0.36
0.44
0.55
II
Input Leakage
Current
0 to
5.5
VI = 5.5V or GND
± 0.1
±1
± 1 µA
ICC
Quiescent Supply
Current
5.5 VI = VCC or GND
2
20
20 µA
Table 7: AC Electrical Characteristics (Input tr = tf = 3ns)
Test Condition
Symbol
Parameter
VCC CL
(V) (pF)
tPLH Propagation Delay 3.3(*) 15
tPHL Time
3.3(*) 50
5.0(**) 15
5.0(**) 50
(*) Voltage range is 3.3V ± 0.3V
(**) Voltage range is 5.0V ± 0.5V
Value
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
8.3 12.8 1.0 15.0 1.0 15.0
10.8 16.3 1.0 18.5 1.0 18.5
ns
5.5 8.6 1.0 10.0 1.0 10.0
7.0 10.6 1.0 12.0 1.0 12.0
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