An Area Efficient Single-Cycle xVDD Sub-Vth on-Chip Boost Scheme in 28 nm FD-SOI
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An Area Efficient Single-Cycle xVDD Sub-Vth on-Chip Boost Scheme in 28 nm FD-SOI. / Mohammadi, Babak; Andersson, Oskar; Luo, Xiao; Nouripayam, Masoud; Rodrigues, Joachim.
2016 IEEE Asian Solid-State Circuits Conference (A-SSCC). IEEE - Institute of Electrical and Electronics Engineers Inc., 2017. s. 229-232.Forskningsoutput: Kapitel i bok/rapport/Conference proceeding › Konferenspaper i proceeding
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TY - GEN
T1 - An Area Efficient Single-Cycle xVDD Sub-Vth on-Chip Boost Scheme in 28 nm FD-SOI
AU - Mohammadi, Babak
AU - Andersson, Oskar
AU - Luo, Xiao
AU - Nouripayam, Masoud
AU - Rodrigues, Joachim
PY - 2017
Y1 - 2017
N2 - An on-chip, low power, and area efficient charge-pump (CP) that generates a multiple of the supply voltage (VDD) in a single clock cycle is presented. The proposed CP utilizes parallel cross-connected CP units, which are implemented using MIM (metal-insulator-metal) capacitors. In the target application, i.e., a sub-threshold SRAM, the capacitors are accommodated on top of the memory banks to remove their area cost, which dominates in a CP realization. In this work, 66 instances of the proposed CP are fully integrated on-chip to assist read and write operations. The design is manufactured in a commercial 28nm FD-SOI technology and different design parameters were verified by measurements. The results verify an increased system-wise performance and power efficiency at a low area overhead of 3.7%. A performance of 37.5MHz for a boost ratio of 2×, and an average energy dissipation of 41 fJ per operation, was observed at 0.36V.
AB - An on-chip, low power, and area efficient charge-pump (CP) that generates a multiple of the supply voltage (VDD) in a single clock cycle is presented. The proposed CP utilizes parallel cross-connected CP units, which are implemented using MIM (metal-insulator-metal) capacitors. In the target application, i.e., a sub-threshold SRAM, the capacitors are accommodated on top of the memory banks to remove their area cost, which dominates in a CP realization. In this work, 66 instances of the proposed CP are fully integrated on-chip to assist read and write operations. The design is manufactured in a commercial 28nm FD-SOI technology and different design parameters were verified by measurements. The results verify an increased system-wise performance and power efficiency at a low area overhead of 3.7%. A performance of 37.5MHz for a boost ratio of 2×, and an average energy dissipation of 41 fJ per operation, was observed at 0.36V.
U2 - 10.1109/ASSCC.2016.7844177
DO - 10.1109/ASSCC.2016.7844177
M3 - Paper in conference proceeding
SP - 229
EP - 232
BT - 2016 IEEE Asian Solid-State Circuits Conference (A-SSCC)
PB - IEEE - Institute of Electrical and Electronics Engineers Inc.
T2 - IEEE Asian Solid-State Circuits Conference (A-SSCC ). 2016
Y2 - 7 November 2016 through 9 November 2016
ER -