Appendix B: Performance Verification
DG2040 Data Generator
BĆ41
This test verifies the rise and fall time accuracies of the DG2040 Data Generator
output.
Rise/Fall Times
Limit:
t
150 ps (20 % to 80 %)
The following equipment is required.
Equipment Required
Sampling oscilloscope with head
Three SMA cables (three must be same length)
Three SMA X5 attenuators
SMA femaleĆtoĆBNC male adapter
Performance check disk
Connections.
Refer to Figure B-20 for connections.
Use the SMA cables and the SMA 5X attenuators to make the following
connections:
H
Connect CLOCK OUT on the DG2040 Data Generator rear panel to the CH1
input on the sampling oscilloscope .
H
Connect CLOCK OUT on the DG2040 Data Generator rear panel to the
CH2 input on the sampling oscilloscope.
Use the SMA female-to-BNC male adapter, the third SMA cable, and the third
SMA 5X attenuator to make the following connections:
H
Connect SYNC OUT from the DG2040 Data Generator rear panel to the
TRIGGER INPUTS DIRECT on the sampling oscilloscope .
Rise Time and Fall Time
Accuracy
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