MC74VHC1GT14 查看數據表（PDF） - E-Tech Electronics LTD
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MC74VHC1GT14
E-Tech Electronics LTD
MC74VHC1GT14 Datasheet PDF : 4 Pages
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MC74VHC1GT14
DC ELECTRICAL CHARACTERISTICS
Symbol
V T+
Parameter
Positive Threshold
Voltage
Test Conditions
V T–
Negative Threshold
Voltage
VH
Hysteresis Voltage
V OH Minimum High–Level V IN < V T – Min
Output Voltage
I OH = –50 µA
V OL Maximum Low–Level
Output Voltage
I OH = –4 mA
I OH = –8 mA
V IN > V T + MinL
I OL = 50 µA
I OL = 4 mA
I OL = 8 mA
I IN Maximum Input
V IN = 5.5 V or GND
Leakage Current
I CC Maximum Quiescent V IN = V CC or GND
Supply Current
I CCT Quiescent Supply
Input: V IN = 3.4 V
Current
I OPD Output Leakage
V OUT = 5.5 V
Current
V CC
T A = 25°C
(V) Min Typ Max
3.0 1.20 1.40 1.60
4.5 1.58 1.74 2.00
5.5 1.79 1.94 2.10
3.0 0.35 0.76 0.93
4.5 0.5 1.01 1.18
5.5 0.6 1.13 1.29
3.0 0.30 0.64 1.20
4.5 0.40 0.73 1.40
5.5 0.50 0.81 1.60
2.0 1.9 2.0
3.0 2.9 3.0
4.5 4.4 4.5
3.0 2.58
4.5 3.94
2.0
0.0 0.1
3.0
0.0 0.1
4.5
0.0 0.1
3.0
0.36
4.5
0.36
0 to5.5
±0.1
5.5
2.0
5.5
1.35
0.0
0.5
T A < 85°C –55°C<TA<125°C
Min Max Min Max Unit
1.6
1.60 V
2.0
2.0
2.0
2.0
0.35
0.35
V
0.5
0.5
0.6
0.6
0.30 1.20 0.30 1.20
0.40 1.40 0.40 1.40
0.50 1.60 0.50 1.60
1.9
1.9
V
2.9
2.9
4.4
4.4
2.48
2.34
3.80
3.66
0.1
0.1 V
0.1
0.1
0.1
0.1
0.44
0.52
0.44
0.52
±1.0
±1.0 µA
20
40 µA
1.50
1.65 mA
5.0
10 µA
AC ELECTRICAL CHARACTERISTICS C load = 50 pF, Input t r = t f = 3.0 ns
T A = 25°C
T A < 85°C –55°C<TA<125°C
Symbol Parameter
Test Conditions
Min Typ Max Min Max Min Max Unit
t PLH , Maximum
V CC = 3.3± 0.3 V C L = 15 pF
7.0 12.8 1.0 15.0 1.0 17.0 ns
t PHL Propagation Delay,
C L = 50 pF
8.4 16.3 1.0 18.5 1.0 20.5
Input A to Y
V CC = 5.0± 0.5 V C L = 15 pF
4.5 8.6 1.0 10.0 1.0 11.5
C L = 50 pF
5.8 10.6 1.0 12.0 1.0 13.5
C IN Maximum Input
5
10
10
10 pF
Capacitance
Typical @ 25°C, V CC = 5.0 V
C PD
Power Dissipation Capacitance (Note 6)
10
pF
6. C PD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without
. load. Average operating current can be obtained by the equation: I CC(OPR) = C PD • V CC • f in + I CC C PD is used to determine the no–
load
dynamic
power
consumption;
P
D=
C
PD
•
V
2
CC
•
f
in +
I
CC •
V CC .
VHT14–3/4
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