The short-channel threshold shift becomes larger when the substrate doping increases. ()
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In actual technology evolution, voltages have not been reduced with the same scaling factor. Electric fields in MOS devices have tended to increase as device dimensions shrink. ()
To ensure that the reliability of the scaled device is not compromised, the electric fields in the scaled device must ___________
A. not increase
B. increase
C. remain essentially constant
D. change
As the channel length decreases, the threshold voltage shifts in the ______ direction so that an n-channel MOSFET shifts toward ________ mode.
A. negative; depletion
B. negative; accumulation
C. positive; depletion
D. positive; accumulation
The threshold voltage shift begins to become apparent for channel widths that are large compared to the ___________.
A. channel length
B. induced space charge width
C. source length
D. drain length