MC74LVX244 Motorola, MC74LVX244 Datasheet - Page 4

• Manufacturer Part Number: MC74LVX244
• Description: LOW-VOLTAGE CMOS
• Manufacturer: Motorola

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MC74LVX244
MOTOROLA
1On, 2On
1Dn, 2Dn
Figure 5. Propagation Delay Test Circuit
* Includes all probe and jig capacitance
t PLH
DEVICE
UNDER
50% V CC
TEST
50%
Figure 3.
OUTPUT
TEST POINT
C L *
t PHL
SWITCHING WAVEFORMS
V CC
GND
TEST CIRCUITS
4
1OE, 2OE
1On, 2On
1On, 2On
DEVICE
UNDER
TEST
Figure 6. Three–State Test Circuit
* Includes all probe and jig capacitance
OUTPUT
50%
50% V CC
50% V CC
TEST POINT
t PZL
t PZH
Figure 4.
C L *
1 k
t PHZ
t PLZ
CONNECT TO V CC WHEN
TESTING t PLZ AND t PZL .
CONNECT TO GND WHEN
TESTING t PHZ AND t PZH .
V OL +0.3V
V OH –0.3V
BR1339 — REV 3
V CC
GND
HIGH
IMPEDANCE
HIGH
IMPEDANCE
LCX DATA