Week 1: Introduction to VLSI Interconnects. Distributed RC interconnect model, Elmore delay, Elmore delay in interconnects, Elmore delay in RC tree and branched interconnects
Week 2: Equivalent circuit of RC interconnect, Scaling Effects, Delay mitigation in RC interconnects, RC interconnect simulation session, Inductive effects in interconnects
Week 3: Distributed RLC Interconnect model (Frequency domain analysis), Transmission line equations. When to consider the inductive effects?, The transfer function of an interconnect, Time-domain response of a lumped model RLC circuit
Week 4: Equivalent Elmore model for RLC interconnects (Distributed model), Two-pole model of RLC interconnects from ABCD parameters. Simulation of RLC interconnects. Origin of the skin effect, Effective resistance at high frequencies
Week 5: Equivalent circuit to simulate skin effect, Power dissipation due to interconnects, Optimum interconnect width for minimizing total power dissipation. Heating effects and thermal modelling, Compact Thermal modeling with equivalent electrical circuit.
Week 6: Electromigration in interconnects, Mitigation of electromigration. Capacitive coupling in interconnects. Cross-talk and timing jitters in two identical interconnects. Effects of cross-talk and timing jitters.
Week 7: Techniques for mitigation of cross-talk. ??Lecture-32: Matrix formulation of coupled interconnects. Coupled RLC interconnects, Decoupling of interconnects by diagonalization of matrix , Analysis of coupled interconnects: Examples
Week 8: Analysis of coupled interconnects: Examples-2, Simulation of RC coupled interconnects, Extraction of capacitance ,Extraction of inductance, Estimation of interconnect parameters from S parameters.
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