HD74HC191FPEL データシートの表示（PDF） - Renesas Electronics
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HD74HC191FPEL
Renesas Electronics
HD74HC191FPEL Datasheet PDF : 13 Pages
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HD74HC190, HD74HC191
• Waveform – 2
Load
tf
90%
50%
10%
tf
90%
50%
10%
VCC
0V
Data
(A to D)
90%
10%
tr tPLH
90%
10%
tf
tPHL
50%
tPLH
50%
tPHL
VCC
0V
Output Q
(Corresponding to data input)
50%
10%
90%
tTLH
90%
50% 50%
10% 10%
90%
tTHL
tTLH
90%
VOH
50%
10% VOL
tTHL
Notes : 1. Input pulse : PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns
2. Conditions on other inputs are Vcc.
• Waveform – 3
Load
Down / Up
Clock
VCC
0V
tr
tf
90 %
VCC
50 % 50 %
10 %
10 %
0V
tf
tr
90 %
90 %
VCC
50 %
50 %
10 %
10 %
0V
G
Ripple / Clock
Max / Min
VCC
0V
tPHL
tPHL
tPHL
tPLH
90 %
50 % 50 %
10 %
90 %
10 %
tTHL
tTLH
90 %
50 % 50 %
10 %
90 %
10 %
t
tTHL
PLH
tPHLtTLH
50 %
10 %
90 %
50 %
10 %
VOH
VOL
VOH
VOL
tTLH
tTHL
Notes : 1. Input pulse : PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, t f ≤ 6 ns
2. All data inputs are GND.
Rev.3.00, Jan 31, 2006 page 9 of 12
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