Semiconductor memory device

Details Semiconductor memory device Semiconductor memory device

1994-12-21

1996-05-14

Fears, Terrell W.

Static information storage and retrieval

Addressing

Plural blocks or banks

36523001, 36523004, G11C 1300

Patent

active

055174574

ABSTRACT:
An NAND cell type EEPROM comprising a memory cell array wherein an NAND cell unit having a plurality of electrically rewritable memory cells is connected in series, and the NAND cell is formed on a semiconductor substrate in a matrix array, a plurality of control gate lines CG each provided to cross an NAND cell group of the same row, bit lines BL each provided to cross the NAND cell group of the same column, wherein driver circuit are provided at both sides of the memory cell array in a ratio of one to two NAND cell units so as to drive the control gate lines CG, the plurality of the control gate lines CG, provided to cross the NAND cell unit of the even row, is connected to the left driver circuit, and the plurality of the control gate lines CG, provided to cross the NAND cell unit of the odd row, is connected to the right driver circuit.

REFERENCES:
patent: 4658377 (1987-04-01), McElroy

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