lecture7 - Lecture 7 Inverter Power CMOS gates EECS 312...

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EECS 312 1 Lecture 7: Inverter Power & CMOS gates EECS 312 Reading: 6.2.1 (up to pg. 251) 4.4.3
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EECS 312 2 Lecture Overview CMOS inverter power CMOS gates Part I: Extend CMOS inverter concepts to arbitrary gate configurations Topologies/static characteristics Part II: Delay and performance
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Power Components in CMOS Dynamic power consumption (dominant) – Charging and discharging capacitances through devices Short-circuit power (manageable) – Direct path between V dd and ground during switching transients Static power (exponentially increasing) – Leakage currents exist and consume power when not switching
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