MC74HCT74A データシートの表示（PDF） - ON Semiconductor
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MC74HCT74A Datasheet PDF : 6 Pages
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MC74HCT74A
SWITCHING WAVEFORMS
tr
tf
CLOCK
2.7 V
1.3 V
3V
0.3 V
GND
tw
1/fmax
90%
Q OR Q 1.3 V
10%
tPLH
tTLH
tPHL
tTHL
Figure 1.
SET OR
RESET
Q OR Q
Q OR Q
CLOCK
tw
3V
1.3 V
GND
tPHL
1.3 V
tPLH
1.3 V
trec
3V
1.3 V
GND
Figure 2.
VALID
3V
DATA
1.3 V
GND
tsu
th
3V
CLOCK
1.3 V
GND
Figure 3.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 5.
4, 10
SET
2, 12
DATA
1, 13
RESET
3, 11
CLOCK
Figure 4. Expanded Logic Diagram
5, 9
Q
6, 8
Q
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