Low Power VLSI Circuits and Systems

Overview

Basics of MOS circuits:
MOS Transistor structure and device modeling
MOS Inverters
MOS Combinational Circuits - Different Logic Families
Sources of Power dissipation:
Dynamic Power Dissipation
Short Circuit Power
Switching Power
Gliching Power
Static Power Dissipation
Degrees of Freedom

Supply Voltage Scaling Approaches:
Device feature size scaling
Multi-Vdd Circuits
Architectural level approaches: Parallelism, Pipelining
Voltage scaling using high-level transformations
Dynamic voltage scaling
Power Management
Switched Capacitance Minimization Approaches:
Hardware Software Tradeoff
Bus Encoding
Twos complement Vs Sign Magnitude
Architectural optimization
Clock Gating
Logic styles
Leakage Power minimization Approaches:
Variable-threshold-voltage CMOS (VTCMOS) approach
Multi-threshold-voltage CMOS (MTCMOS) approach
Power gating
Transistor stacking
Dual-Vt assignment approach (DTCMOS)
Special Topics:
Adiabatic Switching Circuits
Battery-aware Synthesis
Variation tolerant design
CAD tools for low power synthesis.