RECEPTION CIRCUIT, METHOD FOR ADJUSTING TIMING IN RECEPTION CIRCUIT, AND SEMICONDUCTOR DEVICE

A reception circuit includes a control signal generation circuit that generates a first enable signal based on a strobe signal and a second enable signal based on a core clock signal and a pointer control signal. A pattern data generation circuit generates determination pattern data from the first e...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Aoshima Takanori, KANO Hiroyuki, Kojima Kazumi, Ukai Hiroaki
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A reception circuit includes a control signal generation circuit that generates a first enable signal based on a strobe signal and a second enable signal based on a core clock signal and a pointer control signal. A pattern data generation circuit generates determination pattern data from the first enable signal. An asynchronous transfer circuit latches the determination pattern data based on the first enable signal and the strobe signal and outputs determination data corresponding to the latched determination pattern data based on the second enable signal and the core clock signal. A determination circuit determines a timing for generating the pointer control signal based on the determination data. A set value calculation circuit calculates a transfer set value based on the determination result of the determination circuit. The control signal generation circuit updates the pointer control signal based on the transfer set value.