Subject

    Computer Science

    Topic

    Computer Hardware

    In DRAM timing, which parameter denotes row-to-column delay?

    ক)
    tRCD
    খ)
    tWR
    গ)
    tREFI
    ঘ)
    tFAW

    Explanation

    tRCD is the time between activating a row (RAS) and issuing the column read/write (CAS). It’s one of the key CAS timing figures: CL-tRCD-tRP. Lower values reduce latency but require stable silicon and signal margins. Memory controllers schedule around these limits.

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