
MC74HCT244A
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 4.
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 5.
DATA INPUT
A OR B
LOGIC DETAIL
TO THREE OTHER
A OR B INVERTERS
ONE OF 8
BUFFERS
VCC
YA
OR
YB
ENABLE A OR ENABLE B
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