Folded Cascode

[wax103180]

Hi.. I need help regarding folded cascode. I dont know how to begin with this one.
Thanks..

i just attached the file later.

anyone here who is well versed with mosfet op amp?

 

[(*steve*)]

Google has plenty of reference s to folded cascode amplifier stages (search for "folded cascode").

That would be a good place to begin.