74HCT14 Datasheet, PDF (5/8 Pages) NXP Semiconductors – Hex inverting Schmitt trigger

74HCT14
INPUT A
2.7 V
1.3 V
0.3 V
t_f
t_PLH
OUTPUT Y
90%
1.3 V
10%
t_TLH
t_r
t_PHL
t_THL
Figure 1. Switching Waveforms
3V
GND
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
C_L*
*Includes all probe and jig capacitance.
Figure 2. Test Circuit
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