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Recent content by eli631

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    Pole-zero graph in HSpice or Spice Explorer

    I am going to plot the pole - zero graph. I tried .pz fucntion. It just calculates the poles and zeros and lists them in *.lis file. How can I plot the zeros and poles? I remember that before we used spice explorer to plot this graph, but I don't remember how. I really appreciate if anybody can...
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    Difference between MOScap and MOS varactor

    Thank you Dear Erikl for all your guidance. it helped me more than you can guess!
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    Difference between MOScap and MOS varactor

    Dear Erikl; I thank you very much for the useful attached document. it helped me a lot. I now know which one is better for the given application. i just have another question. i hope it will be the last! I am going to use the MOScap in a structure that its schematic is attached. the voltage of...
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    Difference between MOScap and MOS varactor

    Dear dick-freebird I appreciate for your reply. as you mentioned MOS varactor is a kind of MOScap but there is a structural difference between MOScap and MOS varactor in the attached file and they have different C-V curve,(page 4). 1- I'm going to use such variable capacitor as the variable...
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    Difference between MOScap and MOS varactor

    Hi all; I need some information about variable capacitors in CMOS. As I know, NMOScap is a normal NMOS built in Pwell, source and drain connected together and body is grounded. also. N-varactor is NMOS built in Nwell, so drain, source and body are connected together. i need to know whether we...

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