DDR4 simulation
I’m currently working on a integration and would like to get some feedback from the community.
I’m looking for a simulation model for the K4A8G165WB-BIRC DDR4 memory device. If anyone knows where to find an accurate behavioral or timing model, I would really appreciate the guidance.
If I cannot find an exact model, would it be acceptable to use a closely related DDR4 part (with similar density, speed grade, and timing parameters) for simulation purposes? I've found this one on micron's website : https://www.micron.com/products/memory/dram-components/ddr4-sdram/part-catalog/part-detail/mt40a512m16tb-062e-r, it has the same density, bus width, DDR generation.
In that case, how representative would the results be? Are there best practices in industry when an exact vendor model is not available?
Additionally, I’m curious about how DDR4 verification is typically handled in real projects:
- Are full DDR4 simulations commonly done at system level?
- Or do teams mainly rely on configuring the memory controller IP correctly and validating via hardware bring-up and compliance testing?
- In practice, how much value does behavioral DDR simulation add beyond IP configuration and timing closure?
I’d be happy to hear how others approach DDR4 validation in FPGA or SoC projects.
For context, I’m working with a PolarFire SoC board using the Libero toolchain.
Thanks in advance for sharing your experience.