Serial audio output driver circuits and methods

Details Serial audio output driver circuits and methods Serial audio output driver circuits and methods

2007-06-12

2007-06-12

Le, Don (Department: 2819)

Electronic digital logic circuitry

Interface

Current driving

C326S083000

Reexamination Certificate

active

11060825

ABSTRACT:
An output driver circuit including a transistor for pulling down an output terminal voltage and a charge pump for driving an input of the transistor to pull-down the output terminal voltage substantially to zero volts in response to a selected level of an input signal.

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patent: 5912575 (1999-06-01), Takikawa
patent: 6255888 (2001-07-01), Satomi
patent: 6404273 (2002-06-01), Gregorl et al.

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