Miyaji1, Emort, Matsuyama1, Kanaishi1, Senoh1, Hagiwara1
1Semiconductor Group Research and Development Division, Sony Corporation, Atsugi, Kanagawa, Japan
Tóm tắt
In recent years, the memory bit density of SRAM's becomes higher and higher. On the other hand, the testing time which is composed of DC parametric and AC functional tests becomes longer and longer.