Programmable pre-emphasis circuit for serial ATA

A high-speed serial ATA physical layer includes a serial ATA control circuit. A serial ATA multiplexer outputs one of a plurality of serial ATA signals that is selected by the serial ATA control circuit. A serial ATA analog front end provides a first gain and pre-emphasis to the selected one of the...

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Bibliographische Detailangaben
Hauptverfasser: Wu, Lei, Hu, Timothy
Format: Patent
Sprache:eng
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Zusammenfassung:A high-speed serial ATA physical layer includes a serial ATA control circuit. A serial ATA multiplexer outputs one of a plurality of serial ATA signals that is selected by the serial ATA control circuit. A serial ATA analog front end provides a first gain and pre-emphasis to the selected one of the plurality of serial ATA signals. The pre-emphasis alters a transmission characteristic of the selected one of the plurality of serial ATA signals.