Output buffer circuit with variable drive strength

Details Output buffer circuit with variable drive strength Output buffer circuit with variable drive strength

2010-07-26

2011-10-11

Ismail, Shawk (Department: 2819)

Electronic digital logic circuitry

Interface

Current driving

C326S087000, C326S058000, C326S027000

Reexamination Certificate

active

08035417

ABSTRACT:
An output buffer circuit has a variable output drive strength, depending on a buffer enable signal. Multiple output buffer circuits have a variable combined output drive strength, depending on a set of buffer enable signals.

REFERENCES:
patent: 5153450 (1992-10-01), Ruetz
patent: 6281706 (2001-08-01), Wert et al.
patent: 2002/0093363 (2002-07-01), Wey et al.

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