Apparatus for controlling drive current in semiconductor...

Electronic digital logic circuitry – Interface – Current driving

Reexamination Certificate

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Details

C326S027000, C326S030000

Reexamination Certificate

active

07429878

ABSTRACT:
A circuit device for variously controlling a current drive capacity of a semiconductor IC device as required by the user. A circuit device, capable of preventing a semiconductor IC device from failing to drive an external device, preventing an operational speed of the semiconductor IC device from being reduced, and preventing noise from being transferred to the external device.

REFERENCES:
patent: 6268750 (2001-07-01), Esch, Jr.
patent: 6448812 (2002-09-01), Bacigalupo
patent: 6573753 (2003-06-01), Snyder
patent: 6751782 (2004-06-01), Levin et al.
patent: 6809546 (2004-10-01), Song et al.

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