Datasheet

©2008 Fairchild Semiconductor Corporation www.fairchildsemi.com
FODM8071 Rev. 1.0.7 7
FODM8071 — 3.3V/5V Logic Gate Output Optocoupler with High Noise Immunity
Typical Performance Curves (Continued)
t
P
– PROPAGATION DELAY (ns)
I
F
– PULSE INPUT CURRENT (mA)
15
12
9
6
3
0
46810121416
Fig 10. Pulse Width Distortion vs Pulse Input Current
V
DD
= 5.0V
V
DD
= 3.3V
Frequency = 10MHz
Duty Cycle = 50%
T
A
= 25°C
10
15
20
25
30
35
40
45
50
-40 -20 0 20 40 60 80 100
Fig 7. Propagation Delay vs. Ambient Temperature
V
DD
= 3.3V
V
DD
= 5.0V
Frequency = 10MHz
Duty Cycle = 50%
F
= 5mA
PHL
t
t
PHL
t
PLH
t
PLH
I
10
9
8
7
6
5
4
3
-40 -20 0 20 40 60 80 100
Fig 11. Rise and Fall Time vs. Ambient Temperature
V
DD
= 3.3V
V
DD
= 5.0V
t
R
t
F
t
R
t
F
Frequency = 10MHz
Duty Cycle = 50%
I
F
= 5mA
20
15
10
5
0
-5
-40 -20 0 20 40 60 80 100
Fig 9. Pulse Width Distortion vs. Ambient Temperature
V
DD
= 3.3V
Frequency = 10MHz
Duty Cycle = 50%
I
F
= 5mA
V
DD
= 5.0V
T
A
– AMBIENT TEMPERATURE (°C)
(| t
PHL
– t
PLH
|) – PULSE WIDTH DISTORTION (ns)
(| t
PHL
– t
PLH
|) – PULSE WIDTH DISTORTION (ns)
t
R
, t
F
– RISE, FALL TIME (ns)
T
A
– AMBIENT TEMPERATURE (°C)
T
A
– AMBIENT TEMPERATURE (°C)
t
P
– PROPAGATION DELAY (ns)
I
F
– PULSE INPUT CURRENT (mA)
10
15
20
25
30
35
40
46810121416
Fig 8. Propagation Delay vs. Pulse Input Current
V
DD
= 3.3V
V
DD
= 5.0V
t
PLH
t
PHL
t
PLH
t
PHL
Frequency = 10MHz
Duty Cycle = 50%
T
A
= 25°C