MC74LVX240 Datasheet, PDF (4/6 Pages) Motorola, Inc – LOW-VOLTAGE CMOS

MC74LVX240
1Dn, 2Dn
50%
tPHL
1On, 2On
50% VCC
Figure 3.
SWITCHING WAVEFORMS
VCC
GND
tPLH
1OE, 2OE
1On, 2On
1On, 2On
50%
tPZL tPLZ
50% VCC
tPZH tPHZ
50% VCC
Figure 4.
VCC
GND
HIGH
IMPEDANCE
VOL +0.3V
VOH –0.3V
HIGH
IMPEDANCE
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kΩ
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. Propagation Delay Test Circuit
* Includes all probe and jig capacitance
Figure 6. Three–State Test Circuit
MOTOROLA
4
LVX Data — Low–Voltage CMOS Logic
BR1492 — Rev 0