VLSI Design

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Review Article

Device and Circuit Design Challenges in the Digital Subthreshold Region for Ultralow-Power Applications

Table 5

Comparison of CNFETs and MOSFETs for super-threshold operation [52].

Ring osci.freqSuper-threshold
65 nm MOSFETCNFET
1.74 GHz3.5 THz

D (ps)P ( w)PDP (aJ)D (ps)P ( w)PDP (aJ)
Full adder1043.443560.843.2
4-bit RCA10619.420601.71118.7

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