MC74HC573AN 데이터 시트보기 (PDF) - ON Semiconductor
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MC74HC573AN Datasheet PDF : 8 Pages
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INPUT D
tPLH
Q
90%
50%
10%
90%
50%
10%
tTLH
MC74HC573A
SWITCHING WAVEFORMS
VCC
tf
VCC
LATCH
ENABLE
50%
GND
GND
tw
tPHL
tPLH
tPHL
tTHL
Q 50%
Figure 1.
Figure 2.
OUTPUT
3.0 V
ENABLE
50%
VALID
GND
VCC
tPZL
tPLZ
HIGH
INPUT D
50%
GND
Q
50%
IMPEDANCE
tPZH tPHZ
10% VOL
LATCH
tSU
th
50%
VCC
Q
1.3 V
90% VOH
HIGH
ENABLE
GND
IMPEDANCE
Figure 3.
Figure 4.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 5. Test Circuit
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kW
CL*
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
*Includes all probe and jig capacitance
Figure 6. Test Circuit
D0 2
D1 3
D2 4
D3 5
D4 6
D5 7
D6 8
D7 9
LATCH ENABLE 11
OUTPUT ENABLE 1
D
Q
LE
D
Q
LE
DQ
LE
DQ
LE
DQ
LE
D
Q
LE
D
Q
LE
D
Q
LE
19 Q0
18 Q1
17 Q2
16 Q3
15 Q4
14 Q5
13 Q6
12 Q7
Figure 7. EXPANDED LOGIC DIAGRAM
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