74HCT14 데이터 시트보기 (PDF) - ON Semiconductor

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74HCT14

Hex Schmitt−Trigger Inverter with LSTTL Compatible Inputs

ON Semiconductor 

74HCT14

INPUT A

2.7 V

1.3 V

0.3 V

tf

tPLH

OUTPUT Y

90%

1.3 V

10%

tTLH

tr

tPHL

tTHL

Figure 1. Switching Waveforms

3V

GND

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

CL*

*Includes all probe and jig capacitance.

Figure 2. Test Circuit

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