Semiconductor memory device having small chip size and redundanc

Semiconductor memory device having spare word lines

Semiconductor memory device having two layers of bit lines arran

Semiconductor memory device in which a failed memory cell is pla

Semiconductor memory device including a redundancy circuitry for

Semiconductor memory device including additional memory cell blo

Semiconductor memory device including disturb refresh test circu

Semiconductor memory device including improved redundancy circui

Semiconductor memory device including redundancy circuit

Semiconductor memory device including redundancy circuit for rem

Semiconductor memory device including redundancy memory cell rem

Semiconductor memory device including redundant memory cell arra

Semiconductor memory device including repair redundancy...

Semiconductor memory device including spare memory cell

Semiconductor memory device incorporating redundancy memory cell

Semiconductor memory device incorporating redundancy memory cell

Semiconductor memory device incorporating redundancy memory cell

Semiconductor memory device incorporating redundancy memory cell

Semiconductor memory device of bit line twist system

Semiconductor memory device of low power consumption