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Characterizing PCB Impedance in Coplanar Structur......


Hi Folks,Hopefully this is an easy one for someone out there, but I need some insight. I'm using a 2......

asked by brian.p.moran lastest answer by leeritchey

4 years 10 months 14 days

0

votes

5

answers
2670 views

Controlled impedance substrate design


Hello All SI expertsi'm designing 2 layer chip substrate ( not board) that should havedifferential 1......

asked by qantrix

4 years 10 months 15 days

0

votes

0

answers
2082 views

Modeling interconnects over silicon


Hi All,While I enjoyed reading the hilarious comments in the commodity thread,here is a technical pr......

asked by phillypham

5 years 1 month 14 days

0

votes

0

answers
1972 views

flex PCB and impedance


Hello experts.I just came across an issue I'm trying to understand.The problem: controlling the impe......

asked by pietrov

5 years 4 months 19 days

0

votes

0

answers
1856 views

Reference planes contuniety and margininality


Hi folks,I think everyone is familiar with importance of reference part continuity and sufficient ma......

asked by ifridman lastest answer by chase

5 years 6 months 8 days

0

votes

4

answers
2085 views

impedance determination of a perticular interface......


Hi,I have seen specifying routing impedance of interfaces from Manufacturerslike forUSB Differential......

asked by malli.1729 lastest answer by colin_warwick

6 years 7 days

0

votes

3

answers
2553 views

Compute plane cutout distance


Hi All,I can simulate and observe how far the reference plane should be from Accoupling capacitorâ??......

asked by balaseven

6 years 2 months 20 days

0

votes

0

answers
2148 views

Board-to-board connectors without reference plane......


I know that high-speed signals must be routed with anadjacent reference plane so the current loop ar......

asked by Si-List lastest answer by olaney

6 years 3 months 17 days

0

votes

14

answers
2494 views

Clarification on Trace Routing over Plane Splits


Hi all -I have previously spent time in the high-speed realm, routing PCIe,SATA, HT, and many other ......

asked by movax lastest answer by movax

6 years 6 months 3 days

0

votes

4

answers
2569 views

PCIe Gen2 coupling caps


Is it necessary or desirable to cutout the reference plane under thecoupling caps for PCIe Gen2?If I......

asked by joel lastest answer by lakshminarayanans

6 years 9 months 23 days

0

votes

6

answers
2167 views

TRL Calibration Question


Hi All: I have this calibration board, has an OPEN(80mils), THUR(160mils),LOAD, 3 different......

asked by fuyejun lastest answer by Gert.Havermann

6 years 9 months 25 days

0

votes

2

answers
1951 views

reference plane cutout under DC blocking capacito......


Hi all, I believe reference plane cutouts under the DC blocking capacitor padsfor high speed signa......

asked by bala89si lastest answer by weirsi

6 years 10 months 10 days

0

votes

13

answers
2590 views

about reference plane of high speed serdes above ......


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asked by edisonzheng

7 years 5 months 22 days

0

votes

0

answers
1630 views

Re: AW: Re: Reference layers for high speed diff ......


I like to put some more 3D mindset on this in the 2D email. The localization of issue needs to be m......

asked by sen.velmurugan

7 years 8 months 9 days

0

votes

0

answers
1626 views

A common mode current on differential PCB pair ca......


HI, Experts.Suppose a differential microstrip trace pair on PCB with complete GND reference plane.I ......

asked by emcesd lastest answer by Gert.Havermann

7 years 9 months 15 days

0

votes

3

answers
1796 views

Re: SI effects for Stackup with GND plane but no ......


Lack of V plane does not mean it is an asymmetric stack up.As long as there are proper distribution ......

asked by sen.velmurugan

7 years 10 months 28 days

0

votes

0

answers
1602 views

R: spice RLC extraction of nets based on GDS2 fil......


Dear Jan,I am sure there are several commercial tools suitablòe to perform the extraction of spice ......

asked by gianguida

8 years 2 months 27 days

0

votes

0

answers
1647 views

spice RLC extraction of nets based on GDS2 file


Hi si-list,maybe this is not the correct forum, but I would not be surprised if some of you could he......

asked by jan.vercammen1

8 years 2 months 27 days

0

votes

0

answers
1704 views

Resend//RE:Questions on Reference Planes for DDR3......


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asked by liuluping

8 years 3 months 10 days

0

votes

0

answers
1509 views

Split in Reference Planes for XAUI


Dear Gurus,This is an old topic on split planes, but just wanted to get an opinion from experts rega......

asked by Subramanya_CK lastest answer by Gert.Havermann

8 years 3 months 12 days

0

votes

1

answers
1585 views
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