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About the Eye Analysis Tool...
Typical Eye Characteristics and Displays...
Run the Channel Analysis Tool to analyze a channel before using this Eye Analysis Tool...

1. Define System

Name Description Entry Value(s) Status Type Limits Comment
ChAnalysisName Channel analysis name Channel Must be an AnalysisName for successfully run SerDes System Tool (Single Channel/ Redriver/ Retimer)
JitterUnits Jitter data units option Integer [0,1]

0 = time in seconds

1 = UI units (bit unit time interval in the range [0, 0.5])

Dj Additional worst case half peak to peak deterministic jitter Real >= 0 Value in JitterUnits
DCD Additional half peak to peak duty cycle distortion. Real >= 0 Value in JitterUnits
Sj Additional half peak to peak amplitude sinusoidal jitter. Real >= 0 Value in JitterUnits
Rj Additional standard deviation of white Gaussian phase noise jitter Real >= 0 Value in JitterUnits

2. Setup Analysis

Name Description Entry Value(s) Status Type Limits Comment
AnalysisName Analysis name String Alpha-numeric characters or underbar - case sensitive - start with alpha character
SamplingTOffset Sampling time offset from eye center for BER measurements Real [-0.5, 0.5] Value in UI units
CrossingVOffset Sampling voltage offset from 0 for BER measurements Real Value in voltage units
BERContour1 BER level for 1st BER contour Real (0,1e-4] Value is unitless (not log10)
BERContour2 BER level for 2nd BER contour Real (0,1e-4] Value is unitless (not log10)
BERContour3 BER level for 3rd BER contour Real (0,1e-4] Value is unitless (not log10)
DisplayTOption Time display option Integer [0,3]

0 = time in sec

1 = offset from eye center in sec

2 = UI units

3 = offset from eye center in UI units

EyeWidthOption Eye width (time) vs BER calculation option Integer [0,1]

0 = Right + Left timing bathtub BER curve value distance at CrossingVOffset.

1 = 2*min(Right or Left) timing bathtub BER curve value distance at CrossingVOffset.

EyeHeightOption Eye height (amplitude) vs BER calculation option Integer [0,1]

0 = Right + Left amplitude bathtub BER curve value distance at SamplingTOffset.

1 = 2*min(Right or Left) amplitude bathtub BER curve value distance at SamplingTOffset.

3. Run Analysis

Select to run analysis Waiting to run

4. Display Results

Display Action
Analysis log file
1. System eye worst/best case contours; no additional applied jitter
2. Applied jitter PDF
3. System eye amplitude PDF
4. System eye timing PDF
5. System eye density plot
6. System eye amplitude bathtub BER
7. System eye timing bathtub BER
8. System BER vs eye height
9. System BER vs eye width
10. System constant BER eye contours