[转]几道analog面试题

freeray

强烈要求附上答案！

qitianhua

bucuode

adampippo

唔，有些题我也碰到过，唉后悔没有早看到这个啊

henxing2003

xue xi le

hyy95

hmm, not bad!

yuanwei4213

从这几道题就可以看出,不管走到哪里,,基础总是重要的,

Pysio

看来得好好看拉扎维的书了。。

plantboy

凡人忍忍按时发送方

plantboy

灌水无罪吧
咯血啊安抚啊安抚

沧海濯缨

2. the first stage has larger gain for less noise and offset, and the second stage has larger current for better driving capability, current up->gain down

3. it depends on CL

5. mobiity of hole< that of electron, depletion PMOS is the best, since the channel is much deeper

6. missmatch of input pair, missmatch of the active load and the systematic offset. all the offset can be equivalent to the input offset, of which the systematic offset can be solved by circuit design, and the other two can only be reduced by good layout match