In this paper, we identify the key challenges that oppose subthreshold circuit design and describe fabricated chips that verify techniques for overcoming the challenges. Categories and Subject Descriptors B.7.1 [ICs]: Types and Design Styles General Terms Performance, Design, Reliability Keywords Sub-threshold digital circuits, low voltage memory, dynamic voltage scaling, process variations, sub-threshold logic
Benton H. Calhoun, Alice Wang, Naveen Verma, Anant