Electronic digital logic circuitry – Interface – Current driving
Patent
1994-09-19
1996-10-29
Westin, Edward P.
Electronic digital logic circuitry
Interface
Current driving
326 86, 326 18, H03K 19082, H03K 190948
Patent
active
055700446
ABSTRACT:
A BiCMOS power driver circuit for interfacing to a bus comprises circuitry for channelling current from a power source to the base of a bipolar device to pull the output all the way down to within a bipolar V.sub.SAT voltage drop of ground, and then uses feedback to turn-off the pull-down circuit to conserve power. A similar circuit functions to provide Incident Wave Switching and Glitch Suppression by monitoring the voltage level at the output and sinking current as necessary to maintain a low logic level.
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IBM Techn. Discl. Bull. vol. 35, No. 1B, pp. 196-197; Jun. 1992.
Martin Brian C.
West Jeffrey A.
Biren Steven R.
Driscoll Benjamin D.
North American Philips Corporation
Westin Edward P.
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