New clock-gating techniques for low-power flip-flops

被引:30
|
作者
Strollo, AGM [1 ]
Napoli, E [1 ]
De Caro, D [1 ]
机构
[1] Univ Naples Federico II, Dept Elect & Telecommun Engn, Naples, Italy
关键词
CMOS digital integrated circuits; flip-fops; low-power circuits; transition probability;
D O I
10.1109/LPE.2000.876767
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Two novel low power flip-flops are presented in the paper. Proposed flip-flops use new gating techniques that reduce power dissipation deactivating the clock signal. Presented circuits overcome the clock duty-cycle Limitation of previously reported gated flip-flops. Circuit simulations with the inclusion of parasitics show that sensible power dissipation reduction is possible if input signal has reduced switching activity. A 16-bit counter is presented as a simple low power application.
引用
收藏
页码:114 / 119
页数:6
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