MC74HC377A 查看數據表（PDF） - ON Semiconductor
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MC74HC377A Datasheet PDF : 9 Pages
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MC74HC377A
SWITCHING WAVEFORMS
tr
tf
CLOCK
90%
50%
VCC
10%
GND
tw
90%
Q 50%
10%
1/fmax
tPLH
tPHL
tTLH
tTHL
E
DATA
CLOCK
Figure 2.
D0 3
D1 4
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
D2 7
DATA
INPUTS
D3 8
D4 13
*Includes all probe and jig capacitance
Figure 4. Test Circuit
D5 14
D6 17
18
D7
CLOCK 11
1
E
50%
50%
tsu
th
VCC
50%
GND
tsu
th
VCC
50%
GND
Figure 3.
C
Q
D
C
Q
D
C
Q
D
C
Q
D
C
Q
D
C
Q
D
C
Q
D
C
Q
D
2
Q0
5
Q1
6
Q2
9
Q3
12 Q4
NONINVERTING
OUTPUTS
15 Q5
16 Q6
19
Q7
Figure 5. Expanded Logic Diagram
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