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Allegro中等长设置的高级应用
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Allegro

Memory

DocScope:CadenceAllegro15.x

DocNumber:SFTCA06009

Author:SOFER

CreateDate:2005-8-30

Rev:1.00

SOFERTECHNOLOGY

Http://www.sofer.com.cn

SOFERTECHNICALFILE

1AB

2P

3P+A+B50Mil

XNet

ABCadence

XNetXeXtend

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1ABXNet

a)Analyze>SI/EMISim>Model…Yes.

b)DevTypeValue

PCBDevType

RN_8P_rn_8pRN

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c)CreateModel…CreateESpiceDevicemodelOK

d)ValuePinOK.

Pin

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SinglePin18273645

e)showelementNetNetnameXNet

XNet

2ConstraintManager

a)Setup>ElectricalConstraintSpreadsheetConstraintManager

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b)Net>Routing>RelativePropagationDelay

SigXplorer…Topology

Editor

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c)Set>Constraint

RuleName

FromPin

ToPin

Scope

Local

Global

DeltaTypeDeltaDeltaDelta

NoneDelta0

Delta

Delay

Length

Delta

TolType

Tolerance

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d)RuleFromToTopologyEditor

OK

e)File>UpdateConstraintManagerConstraintManager

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f)ConstraintManagerECsetYes

Close

g)MD0ReferencedElectricalCSet

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h)Change…

MD0OK

Close

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RelativePropagationDelayTopologyEditor

TopologyEditor

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i)

Slide

ConstraintManager

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OnlineDRC

Setup>Constraints…Electricalconstraintsets…

RelativepropagationDelayOn

File>Import>Pindelay

[]

EDAhttp://www.sofer.com.cn

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