Circuit for transferring data from one clock domain to another

The invention concerns a circuit for transferring a data from one clock domain to another clock domain, the circuit comprising: a digital circuit configured to generate a data signal synchronized with a source clock signal, and to receive such data by sampling the data signal synchronized with a tar...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Beermann, Andreas, Mücke, Martin
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention concerns a circuit for transferring a data from one clock domain to another clock domain, the circuit comprising: a digital circuit configured to generate a data signal synchronized with a source clock signal, and to receive such data by sampling the data signal synchronized with a target clock signal; a phase comparator which is configured to determine a phase relationship between the source clock signal and the target clock signal; and a data signal synchronization circuit configured to receive data signal transitions that are synchronized with the source clock signal, and to provide a synchronized data signal transitions of which are synchronized with the target clock signal.