HD74LVC139 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics
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HD74LVC139 Datasheet PDF : 7 Pages
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HD74LVC139
Waveforms
Input
In phase output
10 %
tr
90 %
Vref
tPLH
Vref
tPHL
tf
90 %
Vref
10 %
tPHL
Vref
tPLH
VIH
GND
VOH
VOL
Out of
phase output
Vref
Vref
VOH
VOL
Symbol
VCC = 2.7 V,
3.3±0.3 V
VCC = 5.0±0.5 V
VIH
2.7 V
VCC
Vref
1.5 V
50%VCC
Notes:
1. tr = 2.5 ns, tf = 2.5 ns
2. Input waveform : PRR = 10 MHz, duty cycle 50%
5
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