74AHCT3G14DP データシートの表示（PDF） - NXP Semiconductors.
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74AHCT3G14DP Datasheet PDF : 15 Pages
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Nexperia
74AHC3G14; 74AHCT3G14
Triple inverting Schmitt trigger
12.1. Waveform and test circuit
A input
VM
tPHL
tPLH
Y output
VM
The test data is given in Table 10
mna033
Fig. 6. The input (nA) to output (nY) propagation
delays
VCC
PULSE
VI
GENERATOR
VO
DUT
RT
CL
mna101
Test data is given in Table 10.
Definitions for test circuit:
CL = Load capacitance.
RT = Termination resistance should be equal to
output impedance Zo of the pulse generator.
Fig. 7. Test circuit for measuring switching times
Table 10. Test data
Type number
74AHC3G14
74AHCT3G14
Input
VI
GND to VCC
GND to 3.0 V
VM
0.5 x VCC
1.5 V
Output
VM
0.5 x VCC
0.5 x VCC
12.2. Transfer characteristic waveforms
VO
VT+
VI
VH
VT-
VH
VT-
VT+
Fig. 8. Transfer characteristic
VI
mna026
VO
mna027
Fig. 9. The definitions of VT+, VT- and VH
74AHC_AHCT3G14
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 9 — 4 December 2018
© Nexperia B.V. 2018. All rights reserved
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