Dynamic random access memory device with multiple word line sele

Details Dynamic random access memory device with multiple word line sele Dynamic random access memory device with multiple word line sele

1992-04-13

1994-03-08

LaRoche, Eugene R.

Static information storage and retrieval

Read/write circuit

Testing

365200, 36523006, G11C 2900

Patent

active

052933407

ABSTRACT:
A dynamic random access memory device is subjected to a burn-in test operation prior to delivery from a factory, and is equipped with an auxiliary word line driving unit so that all of the word lines are simultaneously driven by the auxiliary word line driving unit in the burn-in test operation, thereby shrinking time period for the burn-in test operation.

REFERENCES:
patent: 4720818 (1988-01-01), Takeguchi
patent: 4751679 (1988-06-01), Dehganpour
patent: 4802137 (1989-01-01), Okuda et al.
patent: 4905194 (1990-02-01), Ohtsuka et al.
patent: 4999813 (1991-03-01), Ohtsuka et al.

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