M74HC14(1992) 查看數據表（PDF） - STMicroelectronics
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M74HC14 Datasheet PDF : 9 Pages
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RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
VI
VO
Top
tr, tf
Parameter
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature: M54HC Series
M74HC Series
Input Rise and Fall Time
M54/M74HC14
Value
2 to 6
0 to VCC
0 to VCC
-55 to +125
-40 to +85
No Limits
Unit
V
V
V
oC
oC
DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
VCC
(V)
TA = 25 oC
54HC and 74HC
Value
-40 to 85 oC -55 to 125 oC Unit
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
VP High Level
2.0
Threshold
4.5
Voltage
6.0
1.0 1.25 1.5 1.0 1.5 1.0 1.5
2.3 2.7 3.15 2.3 3.15 2.3 3.15 V
3.0 3.5 4.2 3.0 4.2 3.0 4.2
VN Low Level
2.0
Threshold
4.5
Voltage
6.0
0.3 0.65 0.9 0.3 0.9 0.3 0.9
1.13 1.6 2.0 1.13 2.0 1.13 2.0
V
1.5 2.3 2.6 1.5 2.6 1.5 2.6
VH Hysteresis
2.0
Voltage
4.5
0.3 0.6 1.0 0.3 1.0 0.3 1.0
0.6 1.1 1.4 0.6 1.4 0.6 1.4
V
6.0
0.8 1.2 1.4 0.8 1.7 0.8 1.7
VOH High Level
Output Voltage
2.0
1.9 2.0
4.5
VI =
VIH
IO=-20 µA
4.4
4.5
1.9
4.4
1.9
4.4
6.0 or
5.9 6.0
5.9
5.9
V
4.5 VIL IO=-4.0 mA 4.18 4.31
4.13
4.10
6.0
IO=-5.2 mA 5.68 5.8
5.63
5.60
VOL
Low Level Output
Voltage
2.0
4.5
VI =
VIH
IO= 20 µA
6.0 or
0.0 0.1
0.0 0.1
0.0 0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
4.5 VIL IO= 4.0 mA
0.17 0.26
0.33
0.40
6.0
IO= 5.2 mA
0.18 0.26
0.33
0.40
II
Input Leakage
Current
6.0 VI = VCC or GND
±0.1
±1
±1 µA
ICC Quiescent Supply 6.0 VI = VCC or GND
Current
1
10
20 µA
3/9
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