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Design >> RF Design >> Gm cell needed
https://designers-guide.org/forum/YaBB.pl?num=1212129209

Message started by noppp on May 29^th, 2008, 11:33pm

Title: Gm cell needed
Post by noppp on May 29^th, 2008, 11:33pm

Hi every one
I really need a Gm cell design
this cell is used to convert RF voltage to RF current (Charge)
Please help me urgently :'(
thanks in advance :-[

Title: Re: Gm cell needed
Post by Zero on May 30^th, 2008, 4:21am

I'm not sure if this could work with your application, but why didn't you consider the simple diff-pair?

Title: Re: Gm cell needed
Post by buddypoor on May 30^th, 2008, 6:39am

Each version of a voltage controlled current source (which is able to handle your frequency) should do the job; what about a commercial OTA ?

Title: Re: Gm cell needed
Post by noppp on Jun 1^st, 2008, 7:21pm

Thanks for reply
but what I need is in this fig.
Thanks in advance