Junction Field Effect on the Retention Time for One-Transistor Floating-Body RAM

被引:28
作者
Aoulaiche, Marc [1 ]
Nicoletti, Talitha [2 ]
Almeida, Luciano Mendes [2 ]
Simoen, Eddy [1 ]
Veloso, Anabela [1 ]
Blomme, Pieter [1 ]
Groeseneken, Guido [1 ]
Jurczak, Malgorzata [1 ]
机构
[1] Interuniv Microelect Ctr, B-3001 Louvain, Belgium
[2] Univ Sao Paulo, BR-05508010 Sao Paulo, Brazil
关键词
Electric field; floating body; floating-body random access memory (RAM) (FBRAM); one-transistor RAM; recessed junctions; retention; silicon on insulator (SOI); underlap junctions; UTBOX; RECOMBINATION MODEL;
D O I
10.1109/TED.2012.2200685
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
One-transistor floating-body random access memory retention time distribution is investigated on silicon-on-insulator UTBOX devices. It is shown that the average retention time can be improved by two to three orders of magnitude by reducing the body-junction electric field. However, the retention time distribution, which is mainly caused by the generation-recombination center density variation, remains similar.
引用
收藏
页码:2167 / 2172
页数:6
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