74AHC1G14 データシートの表示（PDF） - Nexperia B.V. All rights reserved
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74AHC1G14 Datasheet PDF : 14 Pages
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Nexperia
74AHC1G14; 74AHCT1G14
Inverting Schmitt trigger
11.1. Transfer characteristics
Table 8. Transfer characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V). See Fig. 5 and Fig. 6.
Symbol Parameter
Conditions
25 °C
-40 °C to +85 °C -40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
For type 74AHC1G14
VT+
positive-going
threshold
voltage
VT-
negative-going
threshold
voltage
VH
hysteresis
voltage
For type 74AHCT1G14
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
-
- 2.2
-
2.2
-
2.2 V
-
- 3.15 -
3.15
-
3.15 V
-
- 3.85 -
3.85
-
3.85 V
0.9 -
-
0.9
-
0.9
-
V
1.35 -
- 1.35
-
1.35
-
V
1.65 -
- 1.65
-
1.65
-
V
0.3 - 1.2 0.3
1.2
0.25
1.2 V
0.4 - 1.4 0.4
1.4
0.35
1.4 V
0.5 - 1.6 0.5
1.6
0.45
1.6 V
VT+
positive-going
threshold
voltage
VCC = 4.5 V
VCC = 5.5 V
-
- 2.0
-
2.0
-
2.0 V
-
- 2.0
-
2.0
-
2.0 V
VT-
negative-going
VCC = 4.5 V
threshold
voltage
VCC = 5.5 V
0.5 -
-
0.5
-
0.5
-
V
0.6 -
-
0.6
-
0.6
-
V
VH
hysteresis
voltage
VCC = 4.5 V
VCC = 5.5 V
0.4 - 1.4 0.4
1.4
0.35
1.4 V
0.4 - 1.6 0.4
1.6
0.35
1.6 V
11.2. Transfer characteristic waveforms
VO
VT+
VI
VH
VT-
VH
VT-
VT+
Fig. 5. Transfer characteristic
VI
mna026
VO
mna027
Fig. 6. The definitions of VT+, VT- and VH
74AHC_AHCT1G14
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 9 — 3 April 2020
© Nexperia B.V. 2020. All rights reserved
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