Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge=...
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Transcript of Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge=...
![Page 1: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/1.jpg)
Performance Regions
CK Cheng
CSE Dept.
UCSD
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Spectral Content (0,fknee)
• fknee = 0.5/tr Hz
• fedge= 0.35/tr Hz
• tr= T bit width
![Page 3: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/3.jpg)
Attenuation Curves
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Performance Region
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Lumped-Element Region
• H(w,t)=e-gamma(w)z+jwt
• For lumped-element region
|length gamma(w)|< delta, delta:1/4
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RC Line Termination
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RC Line Termination
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LC Region: Char. Impedance
• Zc=[(jwL+RDC)/jwC]1/2
• =(L/C)1/2(1+RDC/jwL)1/2
• =Z0(1+1/jwT), T= 2L/RDC
![Page 9: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/9.jpg)
LC Region: Char. Impedance
• Zc=(R+sL/sC)1/2=Z0(1+1/sT), T=2L/R
– sL>>R
• Zc(t)=Z0(1+t/T)
– t<<T
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LC Line: Characteristic Imp.
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LC Line: Characteristic Imp.
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LC Line: TDR steps
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LC Line: TDR Response
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LC Line: TDR Response
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LC Line: Propagation Coefficient
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LC Line: Resonance
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LC Line: H Trajectories
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Terminations
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LC Line: Step Response
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Skin Effect: Characteristic Imp.
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Skin Effect: TDR Response
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Skin Effect: Propagation Coefficient
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Skin Effect: Step Responses vs Termination Styles
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Skin Effect:Step Response
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Dielectric Loss: Characteristic Imp.
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Dielectric Loss:TDR
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Dielectric Loss: Propagation Coeffcient
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Dielectric Loss: Step Response
![Page 29: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/29.jpg)
Dielectric Loss: Step Response
![Page 30: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/30.jpg)
Response for Belden coaxial cable
![Page 31: Performance Regions CK Cheng CSE Dept. UCSD. Spectral Content (0,f knee ) f knee = 0.5/t r Hz fedge= 0.35/t r Hz t r = T bit width.](https://reader036.fdocuments.in/reader036/viewer/2022081506/56649d4a5503460f94a269dc/html5/thumbnails/31.jpg)
Eye Quality for Belden coaxial cable
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Length Scaling
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Length Scaling
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Length Scaling and Skin Effect
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Length and Width Scaling
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Length Scaling
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Distortion vs Length
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Dispersion Penalty
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Equalization