FOD0721 Fairchild Semiconductor, FOD0721 Datasheet - Page 11

• Manufacturer Part Number: FOD0721
• Description: High Speed Optocouplers High CMR 25Mbit/sec Logic Gate
• Manufacturer: Fairchild Semiconductor

Specifications of FOD0721

• Isolation Voltage: 3750 Vrms
• Maximum Fall Time: 4.5 ns
• Maximum Rise Time: 5 ns
• Minimum Forward Diode Voltage: 3750 Vrms
• Output Device: Logic Gate Photo IC
• Configuration: 1 Channel
• Maximum Baud Rate: 25 MBps
• Maximum Power Dissipation: 90 mW
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 40 C
• Package / Case: SOIC-8 Wide
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©2004 Fairchild Semiconductor Corporation
FOD0721, FOD0720, FOD0710 Rev. 1.0.9
V
DD1
= 5V
Figure 16. Test Circuit for Propogation Delay Time and Rise Time, Fall Time
V
Figure 17. Test Circuit for Instantaneous Common Mode Rejection Voltage
DD1
= 5V
Pulse width = 40ns
Duty Cycle = 50%
0V–5V
A
SW
GND
V
V
Input
Output
OH
OL
0.1µF
B
0.1µF
V
V
OUT
IN
t
PLH
1
2
3
4
Switching Pos. (A) V
90%
10%
1
2
3
4
0.8 x V
Switching Pos. (B) V
11
1kV
t
R
0.8V
DD
+
V
IN
CM
= 5V
t
–
PHL
IN
= 0V
8
7
6
5
8
7
6
5
t
F
5V
50%
V
2.5V
0.1µF
V
CM
CM
OH
V
CM
V
C
OL
0.1µF
H
L
O
L
C
V
O
L
V
V
DD2
DD2
= 5V
= 5V
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