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1
The switching characteristics (turn-on time, switching time, and turn-off time) of the optical isolator used on the board limit
the data transfer rate.
© National Instruments Corporation
120
80
40
0
0.1
Figure 3. Load Current versus Output Voltage, Configuration 1
80
40
0
24
Figure 4. Load Current versus Output Voltage, Configuration 2
Propagation delay
Low to high ..................................... 400 µs typ
High to low ..................................... 300 µs typ
Rise time ................................................ 120 µs typ
Fall time ................................................. 25 µs typ
0.5
0.9
Output Voltage Level (V)
22
20
Output Voltage Level (V)
7
SCC-DO01 Isolated Digital Output Module User Guide
1.3
1.7
18
16
1
1
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