High Speed PCB
Quiz
•
Design
•
12th Grade
•
Practice Problem
•
Hard
Lee Lee
Used 12+ times
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pick C as answer
A
B
C
D
Non of the above
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the statements is true
Incident current and return current cancel each other
High speed board has signals with high operating frequency and high rise/fall time
Insufficient decoupling power system is not affecting SI quality
Non of the above
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In series termination, where the resistor being placed?
Receiver side
Driver side
Power side
Upper side
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
How to reduce EMI problem
GND via placed far from the transitioning via when traces changes layer
Maintain continuous reference plane
Not maintaining trace impedance
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Among the methods of controlling the EMI below, which 3 will be the widely used in our design?
i. Minimise loop area(H)
ii. Use stripline to route signal
iii. Use Ground guard for high speed routing
iV. 20H rules
i, ii, iv
i, ii, iii
ii, iii, iv
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the stackup criteria below caused surge/increase transmission line impedances?
i. Lower copper ounces(T)
ii. Smaller trace width(W)
iii. Thicker prepeg distance from the adjacent reference layer(H, H1)
iv. Smaller dielectric constant (Er)
i, ii, iii
i, ii, iv
ii, iii, iv
All of the above
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What will be the most accurate reason for using fiber weave routing in PCB high speed designs?
To reduce the EMI interferences from adjacent signals and to reduce the impact of crosstalk.
To reduce the impact of impedance mismatched caused by the Dk and Df variation from fiberglass pattern.
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