Unformatted text preview: to the process technology Lambda rules • Feature Size: minimum distance between source and drain of transistor • Feature size = 2λ (@ 90nm feature size λ=45) • According to Moore’s Law, how much does the feature size scale by every ~2 years? Design rules and gate layout • Lambda rules are conservative More design rules More and more design rules Inverters with taps Layout of a 3-input NAND gate Stick diagrams • No need to be drawn to scale Pitch of routing tracks Gate area estimation...
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- Spring '12
- Brown University, Wafer, design rules, vlsi systems, Division of Engineering, Sherief Reda