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13-Bit, High-Gain, 3V CMOS Differential Transconductance Amplifier

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mitgrace

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Dear All :

I have some questions about unit gainbuffer ? My process is 0.13um , VDD=2.5v .My signal input is 0.5vp-p , Vcm=VDD/2 m Fs=50MHz . But my out common is 0.55 fix ,indepanent on VDD , And I need THD is large than 65 .
SFDR (F1-F3) > 65dBc . Does anyone have any idea ? Or any good paper or document ?


Many thanks
 

Re: unit gain buffer ??

hope this will help
 

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