Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Slope control of leading or trailing edge of rectangular or...
Patent
1997-06-09
1999-10-19
Callahan, Timothy P.
Miscellaneous active electrical nonlinear devices, circuits, and
Signal converting, shaping, or generating
Slope control of leading or trailing edge of rectangular or...
327333, 327185, 327389, 326 27, 326 58, 326 68, H03K 512, H03K 1716, H03L 500
Patent
active
059695544
ABSTRACT:
A pre-driver circuit in an I/O circuit for an integrated circuit performs the combined functions of voltage level shifting, slew rate control, and tri-state capability, in a single circuit to avoid additional delay caused by implementing any combination of these functions in two or more circuits.
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Chan Francis H.
Stout Douglas Willard
Callahan Timothy P.
Englund Terry L.
International Business Machines Corp.
Shkurko Eugene I.
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