What to read about RAM from the point of view of a hardware developer?

Question

RAM

Recommend a good book for a hardware developer about the features of connecting ddr2 and ddr3 RAM. At work, they set the task of dealing with the RAM in order to use the percentage we need, and for this we need to deal with it in terms of signals, is there a good book on this topic?

Answer 1

Not sure about your question, but it might be helpful What Every Programmer Should Know About Memory

Answer 2

Memory organization
Memory organization-2
An introduction to SDRAM and memory controllers