MC74LCX00
An, Bn
1.5V
tPHL
On
2.7V
1.5V
0V
tPLH
VOH
1.5V
1.5V
VOL
PROPAGATION DELAYS
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns
Figure 3. AC Waveforms
VCC
PULSE
GENERATOR
DUT
RT
CL
RL
CL = 50pF or equivalent (Includes jig and probe capacitance)
RL = R1 = 500Ω or equivalent
RT = ZOUT of pulse generator (typically 50Ω)
Figure 4. Test Circuit
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4