74LVC374A データシートの表示（PDF） - ON Semiconductor
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74LVC374A Datasheet PDF : 10 Pages
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74LVC374A
Dn
ts
CP
On
th
1.5 V
fmax
tPLH, tPHL
1.5 V
2.7 V
1.5 V
0V
2.7 V
0V
VOH
VOL
WAVEFORM 1 − PROPAGATION DELAYS,
SETUP AND HOLD TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
OE
tPZH
On
1.5 V
tPHZ
1.5V
1.5 V
tPZL
On
tPLZ
1.5V
2.7 V
0V
VCC
VOH - 0.3 V
≈0V
≈ 3.0 V
VOL + 0.3 V
GND
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
CP
1.5 V
tw
2.7 V
1.5 V
0V
tw
CP
1.5 V
2.7 V
1.5 V
0V
WAVEFORM 3 − PULSE WIDTH
tR = tF = 2.5 ns (or fast as required) from 10% to 90%;
Output requirements: VOL ≤ 0.8 V, VOH ≥ 2.0 V
Symbol
Vmi
Vmo
VHZ
VLZ
3.3 V ± 0.3 V
1.5 V
1.5 V
VOL + 0.3 V
VOH − 0.3 V
VCC
2.7 V
1.5 V
1.5 V
VOL + 0.3 V
VOH − 0.3 V
Figure 3. AC Waveforms
VCC < 2.7 V
VCC/2
VCC/2
VOL + 0.15 V
VOH − 015 V
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