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Recent content by wjx197733

  1. W

    How to design the w/l of this MOS transistor

    I want to make M8 as a current source. But I do not know how to confirm it's w/l
  2. W

    Analysis and design of analog intergrated circuit

    Hi, barkha, do you have a email? and you mailbox should more than 40M, and can receive attachment that more than 40M
  3. W

    What is Mixed Signal Integrated Circuit?

    Hi, tuza2000, do you have this E-book? I hope to have one. Please email to me: wjx197733@126.com
  4. W

    What is a PGA? What are its design criteria?

    PGA Hi, Sheraz Akhtar, do you have any data about PGA?
  5. W

    A question about how to use Protel DXP

    A question about how to use P*otel DXP I do not think this is a correct method. Have you finished a board by this way?
  6. W

    ANyone read this book before ?

    I haven't read this book before and I agree with tuza2000
  7. W

    How to convert mV to db?

    mv db I think mario82 is right.
  8. W

    A question about how to use Protel DXP

    Hi all, I am a fresh man to design circuit. I want to know how to place testpoint in Protel DXP schemetic?
  9. W

    PCB design in Mils (Inch) or MM's?

    I use mm other than mil.
  10. W

    Definition of Ground Bounce

    Re: Ground Bounce Very good. This an article about EMI writed by AD co.
  11. W

    PCB Design software Layout Plus or DXP?

    I use Protel DXP. I think this software is well.
  12. W

    re: charge pump design

    re: charge pump design What is charge pump?and the role of it is what?
  13. W

    mismatch and offset of the delta-sigma ADC

    A so profound question. I can not understand
  14. W

    how to use JTAG port as normal IO

    Do not use JTEG as I/O. Programmer we write can download to FPGA or CPLK only through JTEG
  15. W

    Why they are in linear region?

    But in the example, the bias current is 30uA.
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