74HC14 查看數據表（PDF） - Nexperia B.V. All rights reserved
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74HC14 Datasheet PDF : 18 Pages
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Nexperia
Symbol Parameter
Conditions
74HCT14
VT+
positive-going
threshold voltage
VT-
negative-going
threshold voltage
VH
hysteresis voltage
VCC = 4.5 V
VCC = 5.5 V
VCC = 4.5 V
VCC = 5.5 V
VCC = 4.5 V
VCC = 5.5 V
74HC14; 74HCT14
Hex inverting Schmitt trigger
Tamb = 25 °C
Min Typ Max
Tamb = -40 °C
to +85 °C
Min Max
Tamb = -40 °C Unit
to +125 °C
Min Max
1.2 1.41 1.9 1.2 1.9 1.2 1.9 V
1.4 1.59 2.1 1.4 2.1 1.4 2.1 V
0.5 0.85 1.2 0.5 1.2 0.5 1.2 V
0.6 0.99 1.4 0.6 1.4 0.6 1.4 V
0.4 0.56
-
0.4
-
0.4
-V
0.4 0.6
-
0.4
-
0.4
-V
12.1. Transfer characteristics waveforms
VO
VT+
VI
VH
VT-
VH
VT-
VT+
Fig. 8. Transfer characteristics
VI
mna207
VO
mna208
Fig. 9. Transfer characteristics definitions
74HC_HCT14
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 22 May 2020
© Nexperia B.V. 2020. All rights reserved
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