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How to simulate this op-amp?

 
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q0.0p



Joined: 21 Mar 2007
Posts: 3


Post14 Apr 2007 10:03   How to simulate this op-amp?

I want to get the common-mode gain , differential gain and the maximum dc offset of this circuit. What can i do???
The supply voltage vdd is limited to 1v and the MOSFET is bulk-driven.

If i use tanner pro t-spice to do the simulation, what command i suppose to use?

Pls help~~Thanks a lot~
http://images.elektroda.net/81_1176541262.jpg
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hr_rezaee



Joined: 06 Oct 2004
Posts: 867
Helped: 88
Location: Iran-Mashhad


Post14 Apr 2007 15:09   How to simulate this op-amp?

Hi
I didn't work with tspice but I know you can use export menu to export netlist.
regards
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acbalbason



Joined: 08 Apr 2007
Posts: 117
Helped: 10
Location: Chung Li, Taiwan


Post15 Apr 2007 6:32   Re: How to simulate this op-amp?

hi!

i'm a tspice user. it also has similar commands to hspice. use the .plot command. plotting vout vs vin and getting the derivative of that curve gives you the differential gain. Ü

- al
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