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HD74LV273A_15 Datasheet, PDF (9/12 Pages) Renesas Technology Corp – Octal D-type Flip-Flops with Clear
HD74LV273A
• Waveform − 1
Timing input
Data input
Input
tr
tf
90 %
90 %
VCC
50 % VCC
50 % VCC
10 %
10 %
0V
tsu
th
50 % VCC
50 % VCC
tw
VCC
0V
VCC
50 % VCC
50 % VCC
0V
• Waveform − 2
Input
tr
10 %
90 %
50 % VCC
tPLH
tf
90 %
50 % VCC
10 %
tPHL
In phase output
Out of phase output
tPHL
50 % VCC
50 % VCC
50 % VCC
tPLH
50 % VCC
VCC
0V
VOH
VOL
VOH
VOL
Notes: 1. Input waveform: PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 3 ns, tf ≤ 3 ns
2. The output is measured one at a time with one transition per measurement.
Rev.3.00 Jun. 25, 2004 page 7 of 9