74HC14 Datasheet, PDF (4/9 Pages) NXP Semiconductors – Hex inverting Schmitt trigger

74HC14
DC CHARACTERISTICS (Voltages Referenced to GND)
Symbol
Parameter
Condition
Guaranteed Limit
V_CC
(V) −55 to 25°C ≤85°C ≤125°C Unit
V_T+ max
Maximum Positive−Going Input
Threshold Voltage
(Figure 3)
V_out = 0.1V
|I_out| ≤ 20mA
2.0
1.50
1.50 1.50
V
3.0
2.15
2.15 2.15
4.5
3.15
3.15 3.15
6.0
4.20
4.20 4.20
V_T+ min
Minimum Positive−Going Input
Threshold Voltage
(Figure 3)
V_out = 0.1V
|I_out| ≤ 20mA
2.0
1.0
0.95 0.95
V
3.0
1.5
1.45 1.45
4.5
2.3
2.25 2.25
6.0
3.0
2.95 2.95
V_T− max
Maximum Negative−Going Input
Threshold Voltage
(Figure 3)
V_out = V_CC − 0.1V
|I_out| ≤ 20mA
2.0
0.9
0.95 0.95
V
3.0
1.4
1.45 1.45
4.5
2.0
2.05 2.05
6.0
2.6
2.65 2.65
V_T− min
Minimum Negative−Going Input
Threshold Voltage
(Figure 3)
V_out = V_CC − 0.1V
|I_out| ≤ 20mA
2.0
0.3
3.0
0.5
4.5
0.9
6.0
1.2
0.3
0.3
V
0.5
0.5
0.9
0.9
1.2
1.2
V_Hmax
Note 2
Maximum Hysteresis Voltage
(Figure 3)
V_out = 0.1V or V_CC − 0.1V
|I_out| ≤ 20mA
2.0
1.20
1.20 1.20
V
3.0
1.65
1.65 1.65
4.5
2.25
2.25 2.25
6.0
3.00
3.00 3.00
V_Hmin
Note 2
Minimum Hysteresis Voltage
(Figure 3)
V_out = 0.1V or V_CC − 0.1V
|I_out| ≤ 20mA
2.0
0.20
0.20 0.20
V
3.0
0.25
0.25 0.25
4.5
0.40
0.40 0.40
6.0
0.50
0.50 0.50
V_OH
Minimum High−Level Output
V_in ≤ V_T− min
Voltage
|I_out| ≤ 20mA
2.0
1.9
4.5
4.4
6.0
5.9
1.9
1.9
V
4.4
4.4
5.9
5.9
V_in ≤ V_T− min
|I_out| ≤ 2.4mA 3.0
|I_out| ≤ 4.0mA 4.5
|I_out| ≤ 5.2mA 6.0
V_OL
Maximum Low−Level Output
V_in ≥ V_T+ max
2.0
Voltage
|I_out| ≤ 20mA
4.5
6.0
2.48
3.98
5.48
0.1
0.1
0.1
2.34 2.20
3.84 3.70
5.34 5.20
0.1
0.1
V
0.1
0.1
0.1
0.1
I_in
Maximum Input Leakage
Current
V_in ≥ V_T+ max
|I_out| ≤ 2.4mA 3.0
|I_out| ≤ 4.0mA 4.5
|I_out| ≤ 5.2mA 6.0
V_in = V_CC or GND
6.0
0.26
0.26
0.26
±0.1
0.33 0.40
0.33 0.40
0.33 0.40
±1.0
±1.0
mA
I_CC
Maximum Quiescent Supply
V_in = V_CC or GND
Current (per Package)
I_out = 0mA
6.0
2.0
20
40
mA
1. Information on typical parametric values along with frequency or heavy load considerations can be found in Chapter 2 of the ON
Semiconductor High−Speed CMOS Data Book (DL129/D).
2. V_Hmin > (V_T+ min) − (V_T− max); V_Hmax = (V_T+ max) − (V_T− min).
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