Page 38
Wiring Recommendations
IF2008/PCIe / IF2008E
11.5
Optocoupler I/O
Pin IF2008/PCIe Signal IF2008/PCIe
Pin IF2008/PCIe
Signal IF2008/PCIe
1
OUT 1
6
IN 1
2
OUT 2
7
IN 2
3
OUT 3
8
IN 3
4
OUT 4
9
IN 4
5
GND
Fig. 50: Optocoupler I/O
+5V
VC+
max. 7V
1k
1k
1k
1k
IF2008E
IO-Interface
6 IN 1
7 IN 2
8 IN 3
9 IN 4
I < 5 mA
1 OUT 1
2 OUT 2
3 OUT 3
4 OUT 4
5
Imax. 20 mA
GND
Logic
GND
Fig. 51: Block diagram optocoupler I/O
