218L1S09 - ESE218 Lecture 1 Introduction Outline...

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1/27/09 ESE218 Spring 2009 Lecture 1 1 ESE218 Lecture 1 Introduction Outline ± Introduction to the course ± Digital systems ± Functions ± Evolution ± State of the art ± Digital system structure ± Focuse on hardware design ± Design trade-offs ± Positional number systems ± Binary, octal, Hex numbers ± Decimal to binary number conversion ± Summary and HW1
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1/27/09 ESE218 Spring 2009 Lecture 1 2 Functions of digital systems Logical operations Arithmetic operations Data acquisition Information storage
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1/27/09 ESE218 Spring 2009 Lecture 1 3 Computer generations Tube computers Transistors Integrated Circuits Networks Personal computers VLSI 1940s-1950s 1950s 1960s-1970s 1980s-present Selectron – 4096-bits in one glass envelope
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1/27/09 ESE218 Spring 2009 Lecture 1 4 Moore’s law Gordon Moore The 32 nm microprocessor Intel plans to introduce in 2009 will pack a 1.9 billion transistors!
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1/27/09 ESE218 Spring 2009 Lecture 1 5
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1/27/09 ESE218 Spring 2009 Lecture 1 6 MOS transistor as a switch voltage source switch p-MOS
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ESE218 Spring 2009 Lecture 1 7 Power density in microprocessors As the oxide thickness scales down leakage currents increase drastically, leading to unwieldy power consumption. Replacing silicon dioxide dielectric with high-
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218L1S09 - ESE218 Lecture 1 Introduction Outline...

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