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Documentation Database

GOWIN PSRAM Memory Interface IP is a common used PSRAM interface IP, in compliance with JESD79-F. The IP includes the PSRAM MC (Memory Controller) and the corresponding PHY (Physical Interface) design. GOWIN PSRAM Memory Interace IP provides users a generic command interface to connect with the PSRAM chip for access and data storage.




  •  Supports FPGA devices of GW1N-4, GW1NR-4, GW1NSR-2, and


  •  Interfaces with the standard PSRAM devices;
  •  Support memory data path width of 8 bits, 16 bits, 24 bits, 32 bits, 40

 bits, 48 bits, 56 bits, and 64 bits;

  •  Supports x8 and x16 data widths memory chips;
  •  Programs 16, 32, 64 or 128 burst lengths;
  •  The clock rate is 1:2
  •  The initial delay is six clock cycles;
  •  Supports the fixed delay mode;
  •  Supports the power off options;
  •  Configurable drive strength;
  •  Configurable self-refresh area;
  •  Configurable refresh rate.
Documents Download
Reference Design Gowin PSRAM Memory Interface RefDesign Download
User Guide Gowin PSRAM Memory Interface IP User Guide Download
Release Note Gowin PSRAM Memory Interface Release Note Download