1.
(10 pts) For each question, state which answer is the most apropriate. First one is done for
you.
Questions:
1z. What is this section of the test?
u
1a. What is synchronous timing?
1b. What is Volatile Memory?
1c. What is DMA?
1d. What is the goal of a

1.
(2pts) Write the equation for the carry out of the 5th adder cell in an ALU using carrylookahead, in terms of Ps and Gs.
2.
(2 pts) What is a Karnaugh Map?
3.
(2pts) What is the difference between a Flip-Flop and a latch?
4.
(3pts) What is the differen

The rst 10 Questions are very short answer questions: 1. (3pts) How far apart must valid code words be to allow Single Error Detection (SED)? Single Error Correction (SEC)? Double Error Detection Triple Error Correction (DECTED)?
2. (3pts)
What is the dif

ECS154A Midterm Review
Midterm is Comprehensive. What should you know? Everything in Appendix A of book, plus what was covered in class. If you have done your homework and the lab assignments, you should be in good shape. Midterm will be closed book, but

LM7171
Very High Speed, High Output Current, Voltage
Feedback Amplifier
General Description
The LM7171 is a high speed voltage feedback amplifier that
has the slewing characteristic of a current feedback amplifier; yet it can be used in all traditional vo

1.
(1pts) What is the Hamming distance between these two bit patterns: 1101 and 0100?
2.
(3pts) How far apart must valid code words be to allow Single Error Detection (SED)? Quadruple Error Correction (QEC)? Quintuple (5) Error Correction Sextuple (6) Err

1.
(1pts) What is the Hamming distance between these two bit patterns: 1101 and 0110?
2.
(2pts) Write the equation for the carry out of the 3rd adder cell in an ALU using carrylookahead, in terms of P's and G's.
3.
(4pts) Given the choice between 6-bit ca

Given the following truth table:
A
0
0
0
0
1
1
1
1
B
0
0
1
1
0
0
1
1
C
0
1
0
1
0
1
0
1
F
1
1
0
1
1
1
0
0
(1)
(2 pts) Write down the Canonical SOP expression for F
(2)
(3 pts) Write down the minimum SOP expression for F
(3)
(4 pts) Now use a 4-1 mux to imp

1.
(1pts) What is the Hamming distance between these two bit patterns: 0001 and 0101?
2.
(3pts) Write the equation for the carry out of the 4th adder cell in an ALU using carrylookahead, in terms of P's and G's.
3.
(3pts) What is the difference between th

1.
(1pts) What is the Hamming distance between these two bit patterns: 1001 and 0101?
2.
(3pts) How far apart must valid code words be to allow Single Error Detection (SED)? Triple Error Correction (DEC)? Quadruple (4) Error Correction Quintuple (5) Error

1.
(1pts) What is the Hamming distance between these two bit patterns: 0011 and 1101?
2.
(2pts) Write the equation for the carry out of the 3rd adder cell in an ALU using carrylookahead, in terms of Ps and Gs.
3.
(2 pts) What is a Karnaugh Map?
4.
(2pts)

1.
(1pts) What is the Hamming distance between these two bit patterns: 001101 and 101110?
2.
(2pts) Write the equation for the carry out of the 5th adder cell in an ALU using carrylookahead, in terms of Ps and Gs.
3.
(2pts) Using a 4-1 mux, implement the

1.
(12 pts) For each question, state which answer is the most apropriate. The rst one is done
for you.
Questions:
1z. What is this section of the test?
u
1a. What is a ip-op?
1b. What is DMA?
1c. Which devices have to worry about head crashes?
1d. A multi

1.
(10 pts) Were going to play Final (exam) Jeopardy! Associate the following answers
with the appropriate question. (You are given the "answers": Pick the "question" that goes
best with each "answer".) The rst one has been done for you.
"Answers:"
z.
Any

KV1360NT
VARIABLE CAPACITANCE DIODE
FEATURES
APPLICATIONS
s
s
s
s
s FM Radio
s Voltage Controlled Oscillator
s Battery Operated Products
Very Low Operating Voltage (1 to 6.5 V)
Excellent Linearity (CV Curve)
Large Capacitance Ratio (A = 4.70 minimum)
Two

c
Copyright 2009. W. Marshall Leach, Jr., Professor, Georgia Institute of Technology, School of Electrical
and Computer Engineering.
Current Sources
Current mirrors are commonly used for current sources in integrated circuit design. This section covers o

1.
(10 pts) We're going to play Final (exam) Jeopardy! Associate the following answers with the appropriate question. (You are given the "answers": Pick the "question" that goes best with each "answer".) The first one has been done for you. "Answers:" z.

1.
(1pts) What is the Hamming distance between these two bit patterns: 1101 and 0111?
2.
(3pts) How far apart must valid code words be to allow Single Error Detection (SED)? Triple Error Correction (TEC)? Sextuple (6) Error Correction Seven-tuple (7) Erro

Logisim Tutorial
1
Frequently Asked Questions
What is Logisim?
Logisim is a digital design tool for educational purposes designed by Carl Burch of Hendrix University.
Logisim can be used for the logical design of circuits and is the tool you will be usin

c
Copyright 2008. W. Marshall Leach, Jr., Professor, Georgia Institute of Technology, School of
Electrical and Computer Engineering.
FET Current-Mirror Examples
Common-Source Amplier
Figure 1 shows a common-source amplier. The active device is M1 . Its l

1.
(1pts) What is the Hamming distance between these two bit patterns: 101101 and 101010?
2.
(2pts) Write the equation for the carry out of the 4th adder cell in an ALU using carrylookahead, in terms of Ps and Gs.
3.
(3pts) Using a 4-1 mux, implement the

1.
(1pts) What is the Hamming distance between these two bit patterns: 1001 and 0101?
2.
(3pts) Write the equation for the carry out of the 3rd adder cell in an ALU using carrylookahead, in terms of P's and G's.
3.
(3pts) What is the difference between th

1.
(1pts) What is the Hamming distance between these two bit patterns: 111101 and 101010?
2.
(2pts) Write the equation for the carry out of the 4th adder cell in an ALU using carrylookahead, in terms of Ps and Gs.
3.
(2 pts) What is a Karnaugh Map?
4.
(2p

The rst 5 Questions are very short answer questions: 1. (3pts) What is the Hamming distance between these two bit pattens: 0111 and 1000?
2. (3pts)
How far apart must valid code words be to allow Single Error Detection (SED)? Single Error Correction (SEC)

SLOS080J
schematic (each amplifier)
current source
load for CE stage
SEPTEMBER 1978 REVISED MARCH 2005
diode connected BJT
VCC+
2 output current
mirror
tail current source
for diff amp
Signal paths In color
complementary
CC stage
IN+
IN
64
ground IN- for

c
Copywright 2008. W. Marshall Leach, Jr., Professor, Georgia Institute of Technology, School of
Electrical and Computer Engineering.
The JFET
Device Equations
The circuit symbols for the junction FET or JFET are shown in Fig. 1. There are two types
of d

Ideal Op Amp Circuits
The operational amplier, or op amp as it is commonly called, is a fundamental active element of analog
circuit design. It is most commonly used in amplier and analog signal processing circuits in the frequency
band from 0 to 100 kHz.

c
Copyright 2009. W. Marshall Leach, Jr., Professor, Georgia Institute of Technology, School of
Electrical and Computer Engineering.
Oscillators
Conditions for Oscillations
Figure 1 shows the block diagram of an amplier A (s) with a feedback network b (s