| 摘要 |
PURPOSE: An SDR and QDR converter and an interface card, a motherboard and a memory module interface using the same are provided to improve the performance of the SDR RAM. CONSTITUTION: The SDR and QDR converter and an interface, a motherboard and a memory module interface using the same. The converter of SDR and QDR has a QDR interface, a SDR interface and a conversion core. The QDR interface is used to exchange a signal with QDR devices. The SDR interface is used to exchange a signal with SDR devices. The conversion core is used to convert QDR command and data formats into SDR command and data formats, and to convert SDR command and data formats into QDR command and data formats.
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