How big circuits are implemented on small IC

  • #1

Main Question or Discussion Point

Hello everyone! We all have used IC`s in making projects or whatever,but i want to know that how LOGIC GATE circuits, and other connections, are made on little IC. It sounds impossible just like writing a name on rice !! Can any one tell me how its done !!
 

Answers and Replies

  • #2
403
1
The key is a photographic process called Photolithography.
I hope the following links will help you to understand the whole process.

http://nobelprize.org/educational/physics/integrated_circuit/history/" [Broken]
http://en.wikipedia.org/wiki/Integrated_circuit" [Broken]
http://en.wikipedia.org/wiki/Photolithography" [Broken]
 
Last edited by a moderator:
  • #3
The key is a photographic process called Photolithography.
I hope the following links will help you to understand the whole process.

http://nobelprize.org/educational/physics/integrated_circuit/history/" [Broken]
http://en.wikipedia.org/wiki/Integrated_circuit" [Broken]
http://en.wikipedia.org/wiki/Photolithography" [Broken]

Thanks!!
 
Last edited by a moderator:

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