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Recent content by jamesfeng1981

  1. J

    PIP capacitor VS MIM capacitor

    capacitor fingered caps mim need one more metal layer too
  2. J

    Standard Cell Libraries : .db ->.lib , .lib parser

    Please use dc_shell to do the job
  3. J

    Promlem with dc_shell

    Please use solvenet to find problem. There are so many useful answer
  4. J

    Why is the Cadence so slowly, when to change finger ?

    If you are reahat enterprise 3.0,Please change the version.
  5. J

    Error about DRC check tool

    license error
  6. J

    Problem when running DC: Fatal: Design compiler is not enable.(DCSH-1).

    problem when run DC. license problem.
  7. J

    Problem with Cadence as Spectre simulator opens several minutes

    help with cadence What's your linux version? It has relation witn linux
  8. J

    Help me analyze this circuit and figure out its functions?

    SOS what?
  9. J

    About "reference voltage" in the pipelined ADC des

    I think it is important for adc
  10. J

    Problem with exporting layout data in Virtuoso XL

    Layout automation It is not usful for analog layout
  11. J

    how to layout bondpad?

    Just follow the design rule. And make sure in your bondpad you have the top metal. That is enough
  12. J

    analog layout engineer-skills needed

    YES, i think so, Match is so important and think about noise is goof
  13. J

    MOS Layout question PLs ANswer

    I think no resolution. As Length you can not reduce?If you reduce Length just reduce width too in your design. But If your designer does not allow this. No solution
  14. J

    how to layout bondpad?

    Just follow the design rule. Then it is ok Added after 1 minutes: Who can tell me how to add my points. As I can not download some usefule material
  15. J

    ADC/DAC layout issues

    I am a new layout of sigma-delta adc. Who can give me some advice about the floorplan? And layout note. The transister on the two differential road's floorplan? The cap match?? Cmfb 's location? And so on? Thanks very much Added after 1 minutes: Or just send to my...
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