1. mmh Labs, Electrical Engineering, Computer Electrical Mathematical Science, and Engineering Division (CEMSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi Arabia
2. Center for VLSI and Embedded Systems Technology (CVEST), International Institute of Information Technology (IIIT), Hyderabad, Telangana 500032, India
3. EECS, University of California, Berkeley, California 94720, USA