Agilent Technologies DisplayPort Manuale Utente Scaricare il pdf (Pagina 9)

October 29, 2012

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Adjust output on signal generator to full scale on

which you will be making measurements

Expected Jitter should be approximately:

rms noise / slope of sinewave at zero crossing.

Random Jitter ~ 1.58mVrms/1 mV/ps

=1.58 ps

Compare with 1.62ps as measured with sine wave

Preparing for Test

Oscilloscope Residual Jitter

Signal Generator

Oscilloscope

Freq Ch1 Ch2 Ch3 Ch4

1GHz TJ

TJ 22.5 ps

RJ 1.62 ps

25.6 ps

1.68 ps

33.9 ps

1.78 ps

27.2ps

1.71 ps

4GHz TJ

8.08 ps

0.60 ps

8.48 ps

0.62 ps

9.12 ps

0.68 ps

9.20 ps

0.66ps

Slope = 100mV/100ps = 1mV/ps

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Agilent Technologies DisplayPort Manuale Utente Pagina 9