Semiconductor memory device

Details Semiconductor memory device Semiconductor memory device

1989-06-12

1991-07-02

Moffitt, James W.

Static information storage and retrieval

Read/write circuit

Testing

365207, 371 211, 371 212, G11C 702, G06F 1116

Patent

active

050293303

ABSTRACT:
In a multibit test mode for a dynamic RAM, a plurality of complementary data lines are simultaneously connected to the complementary common data lines and the levels of noninversion signal lines and inversion signal lines of the complementary common data lines are compared with a predetermined reference voltage, respectively.

REFERENCES:
patent: 4138740 (1979-02-01), Itoh
patent: 4916700 (1990-04-01), Ito et al.

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