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Looking for info about LASI layout

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mohazaga

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Hello,

any body can give me idea about LASI layout?
 

Re: LASI layout ?

Just like tanner and cadance,lasi is a software to draw layout of IC's. But the environment and technology covered is for BJT/TTL technolgy. The design is different from CMOS technology.

In CMOS a transistor bild by square poligon of poly, ntype and ptype basically. Well for BJT we build emmitter, base and collector. Also in squre polygon accept for the emmitter in circle.
 

Re: LASI layout ?

Hello ,

do u mean that cannot use LASI layout for CMOS analog IC fab.?
 

Re: LASI layout ?

LASI is build for BJT environment, so all the parameters and technology used is following the spec for BJT transistors. Not suitable for CMOS, as tell by the author.

But many people do make CMOS layout using LASI. For drawing the LAyout yes u can draw it, but I'm affraid u will have problems to analyze it.
 

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