Electrically erasable non-volatile semiconductor device

Static information storage and retrieval – Floating gate – Particular biasing

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365218, 357 235, G11C 1134, H01L 2348

Patent

active

049791460

ABSTRACT:
In an electrically erasable non-volatile semiconductor memory device, a plurality of non-volatile semiconductor memory cells are arranged in a matrix form and are connected to corresponding ones of row and column lines. In a data writing mode, a first voltage Vp at is applied to the column lines so that the drains of the memory cells are maintained at a drain potential, and a second voltage is applied to the row lines so that a sum level of the drain potential and the threshold voltage of the memory cell is not smaller than the floating gate potential of the memory cell.

REFERENCES:
patent: 4466081 (1984-08-01), Masuoka
patent: 4597062 (1986-06-01), Asano et al.

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