MC74LCX125 ON Semiconductor, MC74LCX125 Datasheet - Page 5

• Manufacturer Part Number: MC74LCX125
• Description: Low-Voltage CMOS Quad Buffer
• Manufacturer: ON Semiconductor

OEn
C
C
R
R
L
L
L
T
On
On
On
Dn
= 50 pF at V
= 30 pF at V
= R
= Z
GENERATOR
OUT
1
= 500 W or equivalent
PULSE
of pulse generator (typically 50 W)
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
Symbol
Vmi
Vmo
t
t
t
PZH
R
PZL
t
t
CC
CC
R
PLH
= t
Vmi
= t
= 3.3 0.3 V or equivalent (includes jig and probe capacitance)
= 2.5 0.2 V or equivalent (includes jig and probe capacitance)
WAVEFORM 1 − PROPAGATION DELAYS
F
F
= 2.5 ns, 10% to 90%; f = 1 MHz; t
= 2.5 ns, 10% to 90%; f = 1 MHz; t
3.3 V
1.5 V
1.5 V
Vmi
Figure 3. AC Waveforms
Figure 4. Test Circuit
http://onsemi.com
0.3 V
MC74LCX125
Vmo
Vmo
Vmo
R
5
t
t
1.5 V
1.5 V
PHZ
T
PLZ
V
2.7 V
CC
DUT
V
CC
Vmi
Vmi
W
W
2.5 V
= 500 ns
V
V
= 500 ns
CC
CC
t
PHL
Vmo
/2
/2
0.2 V
C
L
V
V
V
V
V
V
0 V
0 V
V
CC
OH
CC
CC
OL
OL
GND
OH
0 V
3.0 V
+ 0.3 V
− 0.3 V
R
L