DSA8300 Performance Veri
fi
cation
Test
Follow this procedure to check the direct trigger delay jitter:
1.
Click the
Meas
tab.
2.
Select
Meas 1
.
3.
Click the
Source1
button.
4.
Make sure the channel under test is selected in the
Source
tab
5.
Click the
Pulse
button (Signal Type area).
6.
Click
Select Meas > Pulse – Amplitude > Amplitude
.
7.
Select
Meas 2
.
8.
Click the
Source1
button.
9.
Make sure the channel under test is selected in the
Source
tab
10.
Click the
Pulse
button (Signal Type area).
11.
Click
Select Meas > Pulse – Timing > RMS Jitter
. Dismiss any database
noti
fi
cation messages that are displayed.
12.
Verify that
Use Wfm Database
is selected (in the Source tab area); if not,
select it.
13.
Click the
Wfm Database
tab and select
Display
(in the Database area).
NOTE.
The instrument will select whichever of the two databases that is not in
use. Turn on Display Database for the database that shows the current channel in
the Source box. Deselect Database On for the other database.
14.
Set the Horizontal Scale to
5 ps/div
and position the rising edge until it goes
through the center of the display (where the center horizontal and vertical
graticules cross).
15.
Set the Vertical Scale to
10 mV/div
.
16.
Click the
Acq
tab and set the following:
Stop After to
Condition
.
Number of Acquisitions to
400
. See the
DSA8300 online help
for
information on setting acquisition modes.
17.
Push the
CLEAR DATA
front-panel button, and then push the
RUN/STOP
button. The instrument takes 400 acquisitions and stops. This acquisition
takes a couple of seconds.
18.
Verify that the RMS Jitter measurement readout value is less than
1.5 ps
.
19.
Click the
Horz
tab and set Timebase Position
fi
eld to
100 ns
.
160
DSA8300 Performance Veri
fi
cation
Summary of Contents for 80A00
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Page 16: ...Important safety information x DSA8300 Performance Verification ...
