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Hardware interview practice

Trade speed for leakage with multi-Vt cells

EasyPhysical DesignSystemVerilog

Which statement is generally true for otherwise comparable low-Vt and high-Vt standard cells?

Choose one

Answer choices

A. Low-Vt cells are slower and leak less.
B. Low-Vt cells are faster but leakier; high-Vt cells are slower but leak less.
C. Threshold voltage has no meaningful timing effect.
D. High-Vt cells always reduce dynamic power with identical delay.

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