User guide

• Random Jitter
• Spectrally Distributed Random Jitter
• External Jitter Source (Connected to the Delay Ctrl input)
It depends on the jitter configuration which seven out of these nine jitter sources
are displayed.
Each jitter type can be separately turned on or off by clicking the LED button on
the left side. The corresponding jitter source is enabled if the LED is on.
The Jitter Setup area allows you to directly change the most commonly used
parameters. The Advanced Edit Panel allows you to change all jitter parameters
available for the corresponding jitter source. It is opened by pressing the Edit
button.
Jitter Distribution Area
The Jitter Distribution area allows to:
• Define whether the corresponding jitter source is applied to the data and/or
the clock output.
N O T E
It is not possible to disconnect the jitter sources from both outputs. However, it can
be done by disabling the corresponding jitter sources.
8 Jitter Tolerance Tests
406 Agilent J-BERT N4903B High-Performance Serial BERT