74HC1G14 데이터 시트보기 (PDF) - NXP Semiconductors.
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74HC1G14 Datasheet PDF : 16 Pages
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13. Waveforms
74HC1G14; 74HCT1G14
Inverting Schmitt trigger
A input
Y output
VM
tPHL
VM
Measurement points are given in Table 9.
Fig 5. The input (A) to output (Y) propagation delays
Table 9. Measurement points
Type number
Input
VI
74HC1G14
GND to VCC
74HCT1G14
GND to 3.0 V
VM
0.5 VCC
1.5 V
tPLH
mna033
Output
VM
0.5 VCC
0.5 VCC
PULSE
VI
GENERATOR
VCC
VO
DUT
RT
CL
50 pF
mna034
Test data is given in Table 8. Definitions for test circuit:
CL = Load capacitance including jig and probe capacitance.
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.
Fig 6. Load circuitry for switching times
74HC_HCT1G14
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 27 December 2012
© Nexperia B.V. 2017. All rights reserved
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