External Memory Interface Handbook Volume 3: Reference Material: For UniPHY-based Device Families

ID 683841
Date 3/06/2023
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1. Functional Description—UniPHY

Updated for:
Intel® Quartus® Prime Design Suite 17.0
Note:

The External Memory Interface Handbook describes the UniPHY-based external memory interface IP available for use with Intel® 's V-series and earlier devices using UniPHY-based IP.

UniPHY is the physical layer of the external memory interface. The major functional units of the UniPHY layer include the following:

  • Reset and clock generation
  • Address and command datapath
  • Write datapath
  • Read datapath
  • Sequencer

The following figure shows the PHY block diagram.

Figure 1. PHY Block Diagram