Triggering
3-86
TDS5000 Series User Manual
Data (Ch1) transition occurs
within  14.88 ns after the
clock violating the hold time limit.
The oscilloscope recognizes the
violation and triggers at the clock edge.
Cursors measure the setup/hold
violation zone which equals setup
time + hold time (30 ns).
Figure 3- 25: Triggering on a Setup/Hold time violation