EE 531
Semiconductor Devices & Device Simulation
Physics and Modeling of Nanoscale VLSI Devices
Winter Quarter 2005
Tuesday and Thursday, 12:30-2:20pm
Room EE 042
Instructor: Scott Dunham
Office: EE 218
Phone: 543-2189
E-mail: dunham@ee.washington.edu
Office hours: TBA
The course is aimed at understanding nanoscale semiconductor device
operation, emphasizing CMOS technology at the current state-of-the-art
and beyond. The focus of the course is on submicron MOS devices and
what happens as these devices get smaller and faster. Device
simulation using commercial TCAD tools will be used extensively to
illustrate and explore device behavior. A simulation project will be
required along with a midterm, final and homeworks (which will also
have simulation problems).
Target Audience: Graduate students and advanced undergraduates
in electrical engineering, computer engineering and physics interested
in VLSI devices and circuits.
Course Description: Study of device phenomena in very small and
high-speed devices including effects of scaling, interfaces, and high
doping. Control of electrical characteristics (threshold voltage,
breakdown voltage, on/off currents, current gain, switching speed) in
small MOS structures. Extensive use of device simulation software. 4
class hours. 4 credits.
Texts:
"Fundamentals of Carrier Transport," by Mark Lundstrom, 2000.
"Fundamentals of Modern VLSI Devices" by Yuan Taur and Tak Ning, 1998
Prerequisites:
EE 482 (Semiconductor Devices) or equivalent
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Announcements
Midterm Exam: The midterm exam will be a take-home provided
Wednesday at noon and due Friday 2/11 at noon. Any questions regarding
exam should be submitted via EPost. A sample exam (not a takehome) from
last year is posted below. Solutions will be posted on Monday morning.
Simulation Software (Medici): The simulation software is
available on linux.ee.washington.edu. To access the required license file,
you will need to set the environment variable "LM_LICENSE_FILE" to
"5280@bohr.ee.washington.edu". How you do this depends on your shell.
For bash, type "export LM_LICENSE_FILE=5280@bohr.ee.washington.edu".
For tcsh, use "setenv LM_LICENSE_FILE 5280@bohr.ee.washington.edu".
You can either put this in your .login or .bash or .tcsh script or
type it everytime you start a session. To run, type "medici filename"
(e.g., "medici mdex1.inp") at prompt (if your path is not set correctly,
you may need to use /usr/local/apps/bin/medici). The example input files
can be found in /usr/local/apps/tcad/medici_2003.6.0/examples.
There is also an online manual.
Please do not print it out as it is very long.
If you are not familiar with Unix, you might want find an
online Unix tutorial.
Online Discussion Board
Please use the class EPost Online Discussion Board for any questions about the class (e.g., lectures, homework, grading, etc.).
Supplementary Reading
- ``Advanced Semiconductor Fundamentals (Modular Series Vol. VI)'' by Pierret
- ``Devices for Integrated Circuits,'' by Casey
- ``Semiconductor Physics and Devices'' by Neamen
- ``Device Electronics for Integrated Circuits'' by Muller and Kamins
- ``Modern Semiconductor Device Physics,'' edited by Sze
- ``Physics of Semiconductor Devices'' by Sze
- ``Advanced Theory of Semiconductor Devices'' by Hess
- ``Si Processing for the VLSI Era: Vol. 3---The Submicron MOSFET'' by Wolf
- ``Advanced MOS Devices'' by Schroder
- ``Operation and Modeling of the MOS Transistor'' by Tsividis
- ``Numerical Simulation of Submicron Semiconductor Devices'' by Tomizawa
Homework
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Homework #1 Solutions (PDF)
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Homework #2 Solutions (PDF)
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Homework #3 Solutions (PDF)
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Homework #4 Solutions (PDF)
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Homework #5 Solutions (PDF)
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Homework #6 Solutions (PDF)
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Homework #7 Solutions (PDF)
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Homework #8 Solutions (PDF)
Handouts
Review of Semiconductor Device Equations (PDF)
Review of Quantum Mechanics (PDF)
Quantum Mechanics Basics from Pierret (PDF)
Nonstationary Device Modeling (PDF)
Constants and Parameters (Postscript, PDF)
Mobility and Diffusivity versus Total Ionized Dopant Concentration (PDF)
(Crude) Notes on Fully Depleted (Thin Body, Dual Gate, etc.) MOSFETs
(PDF) (Please send any
comments/corrections to EPost.)
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f Notes from EE 482 (Prerequisite course)
Notes on
Semiconductor Devices in Equilibrium (PDF)
Notes on
Movement of Free Carriers (PDF)
Notes on
Semiconductor Devices in Nonequilibrium (PDF)
Notes on
PN Junctions (PDF)
Notes on
Metal Semiconductor Junctions (PDF)
Notes on
MOS Capacitors (PDF)
Notes on
MOS Transistors (PDF)
Notes on
Bipolar Junction Transistors (PDF)
Links
Exams
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Previous Midterm Solutions (PDF)
Exam 1 (PDF)
Exam 1 Solutions (PDF)
Previous Final (PDF)
Previous Final Solutions (PDF)
Exam 2 (PDF)