the layered structure of PCB (printed circuit board)

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Generic vs. specific stackups for PCB designers


I have a question targeted at the design and signal integrity engineersâ??perspective, not PCB fabri......

asked by jeff.loyer lastest answer by buenoshun

5 years 17 days

0

votes

2

answers
4051 views

Follow Up on Transmission Line Tool


Hi,I recently posted a link to a free transmission line calculator I developeda while ago and I got ......

asked by tim

5 years 1 month 10 days

0

votes

0

answers
2484 views

Free Transmission Line Calculator


Hi,I've recently returned to consluting work and have the opportunity torelease some tools I develop......

asked by tim lastest answer by michael.huang

5 years 2 months 27 days

0

votes

4

answers
3402 views

Controlled impedance substrate design


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

asked by qantrix

5 years 2 months 14 days

0

votes

0

answers
2258 views

tune Dk and Df to match simulation and measuremen......


Hi Experts,I have design a SI-test brd and do some measurements by VNA to obtain the Sparameters fro......

asked by zhangjun5960 lastest answer by billh

5 years 4 months 23 days

0

votes

2

answers
2298 views

PDN resonance mode excited by high speed signal


Hi experts,I'm trying to simulate the phenomena of PDN resonance mode getting excited by the EM fiel......

asked by sherman.chen lastest answer by istvan.novak

6 years 1 month

0

votes

2

answers
2463 views

Uncoupled differential signalling


On a recent design I tried out routing loosely coupled differential pairs.Previous tests I've have d......

asked by johan.lans lastest answer by johan.lans

6 years 1 month 24 days

0

votes

3

answers
2693 views

Senior SI Engineer Oppertunity


Hello all,Newisys(Sanmina) has an opening for a Senior SI engineer. Please contactMichael if intere......

asked by abbz100

6 years 3 months 10 days

0

votes

0

answers
2217 views

Webcast: How to Optimize Your SerDes Design Durin......


Hello,I'm giving a webcast next week entitled "How to Optimize Your SerDes Design During the Pre-lay......

asked by colin_warwick

6 years 4 months 6 days

1

votes

0

answers
2366 views

Board design adjustments by manufacturers


Hello Everyone,After going through a multiple analysis to measurement validation projects, I realize......

asked by shlepnev lastest answer by shlepnev

6 years 4 months 15 days

0

votes

6

answers
2016 views

Has anyone Compiled a Loss-Budget List?


Hi All:I realize that serial-link budgets typically come from component-manufacturer design guides, ......

asked by billh lastest answer by billh

6 years 4 months 23 days

0

votes

1

answers
1757 views

Stripline vs. Microstrip selection


Hi All: I have a few 4 inch 25Gbps channel on my board,the design requirementis the lowest tota......

asked by liewluping lastest answer by Gert.Havermann

6 years 6 months 16 days

0

votes

4

answers
2881 views

Reference for DDR3 signals


Hi Guys,I'm currently doing DDR3 analysis. My board uses DIMM Modules and operates @ 1600Mbps. DIMM ......

asked by razeen_rulez lastest answer by liewluping

6 years 8 months 19 days

0

votes

3

answers
2456 views

Radiation loss of microstrip


Hi, ExpertsI am investigating radiation loss of microstrip line for high speed digitalcircuit. Read ......

asked by phonondelta lastest answer by telegrapher9

6 years 9 months 2 days

0

votes

4

answers
2665 views

10L Stackup Selection for Better Impedance Contro......


Hi All: As Donald Telian and Sergio Camerlo's Paper on Designcon 2014 suggest,the pre-preg height ......

asked by liewluping

6 years 9 months 5 days

0

votes

0

answers
1828 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 10 months 2 days

0

votes

4

answers
2769 views

Nordic SI Week May 5-9 with Lee Ritchey


You and your colleagues are all invited to the Nordic SI Week May 5-9 inStockholm. We have three cou......

asked by ro

6 years 11 months 29 days

0

votes

0

answers
1891 views

GND vs Power as reference


(I've changed the "Subject" title a bit...)I think that if I was "dead wrong", no one in the entire ......

asked by jeff.loyer lastest answer by shengli.lin.sl

7 years 3 months 26 days

0

votes

24

answers
2877 views
7 years 3 months 26 days

0

votes

0

answers
2587 views

Copper width that has DCR within target spec


Hi All,For Power Integrity Analysis, I've calculated target DCR using Maximum Peak current, Voltage ......

asked by praveenkumardr lastest answer by yu.yanfeng

7 years 3 months 3 days

0

votes

11

answers
2111 views
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