15
PULSE GEN. IF
ZO = 50 Ω
tf = tr = 5 ns
INPUT
MONITORING
NODE
RM
SINGLE CHANNEL
1
VCC 8
2
7
3
6
4
GND 5
+5 V
PULSE GEN.
Z O = 50 Ω
tf = t r = 5 ns
IF
0.1µF
BYPASS
*CL
INPUT
RL
MONITORING
NODE
OUTPUT VO
MONITORING
NODE
RM
DUAL CHANNEL
1
VCC 8
2
7
3
6
4
5
GND
+5 V
RL
0.1µF
BYPASS
OUTPUT VO
MONITORING
NODE
CL*
*CL IS APPROXIMATELY 15 pF WHICH INCLUDES
PROBE AND STRAY WIRING CAPACITANCE.
INPUT
IF
tPHL
tPLH
IF = 7.50 mA
IF = 3.75 mA
OUTPUT
VO
1.5 V
Figure 8. Test Circuit for tPHL and tPLH.
100
VCC = 5.0 V
IF = 7.5 mA
80
tPLH , RL = 4 KΩ
tPHL , RL = 350 Ω
1 KΩ
60
4 KΩ
40
tPLH , RL = 1 KΩ
tPLH , RL = 350 Ω
20
0
-60 -40 -20 0 20 40 60 80 100
TA – TEMPERATURE – °C
Figure 9. Typical Propagation Delay
vs. Temperature.
105
VCC = 5.0 V
TA = 25°C
90
tPLH , RL = 4 KΩ
75
tPLH , RL = 350 Ω
60
tPLH , RL = 1 KΩ
45 tPHL , RL = 350 Ω
1 KΩ
30
4 KΩ
5
7
9
11 13
15
IF – PULSE INPUT CURRENT – mA
Figure 10. Typical Propagation Delay
vs. Pulse Input Current.
40
RL = 4 kΩ
30
VCC = 5.0 V
IF = 7.5 mA
20
RL = 350 Ω
10
0
RL = 1 kΩ
-10
-60 -40 -20 0 20 40 60 80 100
TA – TEMPERATURE – °C
VCC = 5.0 V
IF = 7.5 mA
tRISE
tFALL
300
RL = 4 kΩ
290
60
RL = 1 kΩ
40
20
RL = 350 Ω
0
RL = 350 Ω, 1 kΩ, 4 kΩ
-60 -40 -20 0 20 40 60 80 100
TA – TEMPERATURE – °C
Figure 11. Typical Pulse Width
Distortion vs. Temperature.
Figure 12. Typical Rise and Fall Time
vs. Temperature.