Give comparison between full custom and semi-custom design

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Give comparison between full custom and semi-custom design

written 6.0 years ago by

hetalgosavi • 1.6k

modified 4.0 years ago by

prashantsaini • 0

cmos vlsi design

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written 6.0 years ago by

hetalgosavi • 1.6k

modified 6.0 years ago by

sanketshingote • 100

FULL CUSTOM DESIGN	SEMI CUSTOM DESIGN
All mask layers are customised in full custom design	It uses pre-designed logic cell(and gates, OR gate, multiplexers) known as standard cells.
In full custom design, all logic cells, circuits or layouts are designed specifically. Design doesn't use pretested or pre-characterized cells.	Designer used pre-tested or pre-characterized cell.
This approach is considered only when there is no suitable existing	Widely used
Offers high performance lower cost as compared to semi.	More cost. Low performance.
Design time and complexity is more.	Design time and complexity is less
Eg: Microprocessor	Eg. Digital logics

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