ESE218 notes - increase drastically, leading to unwieldy...

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9/2/08 ESE218 Fall 2008 Lecture 1 1 ESE218 Lecture 1 Introduction Outline ± Introduction to the course ± Digital systems ± Functions ± Evolution ± State of the art ± Digital system structure ± ESE218 is focused on hardware design ± Design trade-offs ± Summary and HW1
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9/2/08 ESE218 Fall 2008 Lecture 1 2 Functions of digital systems Logical operations Arithmetic operations Data acquisition Information storage
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9/2/08 ESE218 Fall 2008 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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9/2/08 ESE218 Fall 2008 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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9/2/08 ESE218 Fall 2008 Lecture 1 5
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9/2/08 ESE218 Fall 2008 Lecture 1 6 MOS transistor as a switch voltage source switch p-MOS
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9/2/08 ESE218 Fall 2008 Lecture 1 7 Power density in microprocessors As the oxide thickness scales down leakage currents
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Unformatted text preview: increase drastically, leading to unwieldy power consumption. Replacing the silicon dioxide gate dielectric with a high- material allows increased gate capacitance without the leakage effects. 9/2/08 ESE218 Fall 2008 Lecture 1 8 Yesterday Today Tomorrow 9/2/08 ESE218 Fall 2008 Lecture 1 9 45 nm 32 nm 9/2/08 ESE218 Fall 2008 Lecture 1 10 9/2/08 ESE218 Fall 2008 Lecture 1 11 9/2/08 ESE218 Fall 2008 Lecture 1 12 Digital System structure Hardware Firmware Software ADC DAC I N P U T S O U T P U T S INPUT/CONTROL AND OUTPUT/MONITORING 9/2/08 ESE218 Fall 2008 Lecture 1 13 System Design Tradeoff Better Performance Lower Cost Software Hardware Software Hardware 9/2/08 ESE218 Fall 2008 Lecture 1 14 Summary and HW1 Digital design is in demand: the role of digital systems increases due to continuously growing capabilities for data storage and processing Problems 1.4, 1.8, 1.9de, 1.10, 1.11, 1.13abc, 1.14, 1.15 - Due Tuesday, Sept. 9...
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ESE218 notes - increase drastically, leading to unwieldy...

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