INTEGRATED CIRCUIT WITH LEVEL SHIFTER

A semiconductor die. The die comprises a level shifter coupled to a positive differential input and to a negative differential input comprising a first operational amplifier, wherein the first operational amplifier is configured to generate an internal common mode voltage coupled to a positive diffe...

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Bibliographische Detailangaben
1. Verfasser: FINN, Steven Ernest
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A semiconductor die. The die comprises a level shifter coupled to a positive differential input and to a negative differential input comprising a first operational amplifier, wherein the first operational amplifier is configured to generate an internal common mode voltage coupled to a positive differential output and to a negative differential output, a positive alternating current (AC) coupled feed-forward path comprising a first capacitor coupled to the positive differential input and to the positive differential output, a negative AC coupled feed-forward path comprising a second capacitor coupled to the negative differential input and to the negative differential output, a positive direct current (DC) feed-forward path coupled to the differential input, to the internal common mode voltage sense node, and to the positive differential output, and a negative DC feed-forward path coupled to the differential input, to the internal common mode voltage sense node, and to the negative differential output.