Output driver circuit

Details Output driver circuit Output driver circuit

2006-12-19

2006-12-19

Le, Don (Department: 2819)

Electronic digital logic circuitry

Interface

Current driving

C326S087000, C326S026000

Reexamination Certificate

active

07151392

ABSTRACT:
The present invention relates to an output driver circuit for a semiconductor memory device, in particular, a memory device using a DDR II concept or a concept similar thereto, which can reduce a variation in the slew rate of an output driver thereof between maximum and minimum values, while satisfying requirements of characteristics associated with slew rate.

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patent: 2004/0239391 (2004-12-01), Culler
patent: 2006/0022713 (2006-02-01), Tokuhiro et al.

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