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MC74HC151A Datasheet, PDF (4/7 Pages) ON Semiconductor – 8-Input Data Selector/Multiplexer
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MC74HC151A
SWITCHING WAVEFORMS
tr
INPUT D
tPLH
OUTPUT Y
90%
50%
10%
90%
50%
10%
tTLH
Figure 2.
tf
VCC
GND
tPHL
tTHL
INPUT A
tPLH
OUTPUT
Y OR Y
VALID
50%
50%
VALID
VCC
GND
tPHL
Figure 3.
tr
INPUT D
tPHL
OUTPUT Y
90%
50%
10%
90%
50%
10%
tTHL
Figure 4.
tf
VCC
GND
tPLH
tTLH
tf
90%
STROBE
50%
10%
tPLH
Y
tTLH
90%
50%
10%
Figure 5.
tr
tPHL
VCC
GND
tTHL
90%
50%
STROBE 10%
Y
tf
tPHL
90%
50%
10%
tTHL
tr
tPLH
VCC
GND
tTLH
Figure 6.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 7. Test Circuit
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