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20 Cards in this Set
- Front
- Back
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A mixed-signal circuit can be dfined as a circuit consisting of both _____ and _____ elements.
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digital, analog
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Linear circuits are also known as ______ circuits.
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Analog
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PGA stands for _____.
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Programmable Gain Amplifier
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DSP stands for _______.
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Digital Signal Processor
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AGC stands for _______.
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Automatic Gain Control
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A small number of individual integrated circuits in a group is called a ______.
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Chipset
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Although a mixed signal circuit may be essentially functional in the presence of minor ______, it may not meet all its required specifications. For this reason, devices are often tested exhaustively.
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imperfections
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Like any photographic printing process, the IC printing process is subject to blemishes and _______.
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imperfections
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Name several defects causing integrated circuit failures.
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1. Defective via, caused by underetching
2. Defective via caused by photomask misalignment 3. Incomplete etching causing shorts 4. Particulate on a mask during processing 5. Surface scratches 6. Broken bond wires 7. ESD damage (surface explosions) |
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Insertion of plastic over the surface of the die changes the electrical permittivity near the surface of the die causing the trace to trace ______ to increase.
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capacitances
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The injection-molded plastic of the package introduces mechanical stresses in the silicon causing _____ _____ shifts.
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DC voltage
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The proactive approach to test engineering is known as ______ engineering.
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concurrent
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Metallic ontacts between DUT and DIB board are often very _____ and/or ________.
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inductive, capactive
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When a PGA is combined with a digital logic block to keep a signal at a constant level, what is the combined circuit called?
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Automatic Gain Control (AGC)
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List 4 production steps after wafers have been fabricated.
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1. Probe test
2. Saw 3. Packaging 4. Final Test |
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List 3 main components of an ATE tester.
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1. Testhead
2. Mainframe 3. Terminal 4. DIB |
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DIB stands for ______.
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Device Interface Board
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What is the purpose of a DIB board?
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To interface between tester and DUT
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List 3 advantages of concurrent engineering.
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1. Lower cost
2. Faster to market 3. Better quality |
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What is the purpose of a test plan?
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For design and test engineers to agree on tests that ensure a quality product.
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