HD74HC259FPEL データシートの表示（PDF） - Renesas Electronics
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HD74HC259FPEL Datasheet PDF : 10 Pages
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HD74HC259
• Waveform – 3
VCC
Data
0V
tf
tr
90 %
90 %
VCC
Address
50 %
50 %
50 %
(A to C)
10 %10 %
0V
tPLH
tPHL
Addressed
90 %
90 %
VOH
Output Q
50 %
50 %
10 %
10 %
VOL
tTLH
Addressed
Output Q
tTHL
VOH
VOL
Notes : 1. Input pulse : PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns
2. Other input : G = GND, Clear = VCC, A to C = Address
• Waveform – 4
Data
50%
50%
50%
tsu(H)
th(H)
tf
tr
tsu(L)
th(L)
90%
90%
G
50%
50%
50%
50%
10% 10%
tw(G)
tPLH
tPHL
90%
90%
Qn
50%
50%
10%
10%
tTLH
tTHL
Notes : 1. Input pulse : PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns
2. Other input : Clear = VCC, A to C = Address
VCC
0V
VCC
0V
VOH
VOL
Rev.2.00 Jan 31, 2006 page 6 of 9
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