CADENCE CONFIDENTIAL 1CADENCE DESIGN SYSTEMS, INC. Cadence Front to Back End Adil Sarwar March 2004
CADENCE CONFIDENTIAL2 Presentation Overview Tool Setup Virtuoso Schematic Editor (Composer) for design entry Analog Design Environment (Analog Artist) for netlisting and simulation. Virtuoso LE for layout Diva for physical Verification Mixed-signal simulations / AMS Designer
CADENCE CONFIDENTIAL3 Tool Setup Source new cshrc file, IC 5.0 installed Icfb –W -> to check the version of tool cds.lib -> file in directory from where you want to run the tool.cdsinit and.env files for initialization and bindkeys icms, layoutPlus and icfb
CADENCE CONFIDENTIAL4 Cadence Flow Diagram Virtuoso Custom Router Virtuoso Layout Editor Virtuoso XL Physical DesignPhysical Verification Diva LPEDRCLVS Virtuoso Schematic Editor GDSII schematics back annotation PCell Libraries and technology files Rules files, technology files Affirma Spectre Analog Simulator Parasitic re-simulation Stream
CADENCE CONFIDENTIAL5 CIW Window
CADENCE CONFIDENTIAL6 Library Manager
CADENCE CONFIDENTIAL7 Creating Directories and cds.lib file
CADENCE CONFIDENTIAL8 Creating Schematic Cell
CADENCE CONFIDENTIAL9 Inverter Schematic
CADENCE CONFIDENTIAL10 CDF Parameters
CADENCE CONFIDENTIAL11 Adding Pins and Wire names
CADENCE CONFIDENTIAL12 Virtuoso – Cell Creation and LSW
CADENCE CONFIDENTIAL13 Virtuoso layout
CADENCE CONFIDENTIAL14 Inverter Layout
CADENCE CONFIDENTIAL15 Giving Terminal Names
CADENCE CONFIDENTIAL16 Diva DRC
CADENCE CONFIDENTIAL17 DRC Results in CIW Window
CADENCE CONFIDENTIAL18 LVS Setup
CADENCE CONFIDENTIAL19 LVS Results
CADENCE CONFIDENTIAL20 Model and Libraries Models from NCSU Kit or From Mosis site analogLib library was used for voltage sources and gnd basic library was used for pins dfII database and environment was used
CADENCE CONFIDENTIAL21 Tutorials and Useful sites Tutorials available in Cadence Setup -Go to install directory, the tutorials should be here - /tools/dfII/samples/tutorials -cp –r cell_design ~/ - NCSU site for tarred kit