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lec09_28_10 - Electronic Gadgets and Devices ECE 422/522...

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ECE 422/522 Fall 2010 Electronic Gadgets and Devices Analog CMOS Integrated Circuits Why analog circuits in the digital VLSI era? Digitized music on a Compact Disc (CD) Analog signal Analog signal From: Prof. Mark Fowler Why Analog Circuits in the Digital VLSI E ? Era? Physical world is analog in nature – Audio signal, video signal Digital systems cannot operate in a vacuum Analog/Digital Transmission interface electronics VLSI Digital Imagers/Displays Transmission media: Wired, wireless Digital System Actuators/Sensors Storage media: disk, tape Audio I/O
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