Understanding DRAM Operation

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after CAS goes low. 4. WE must be set high for a read operation to occur prior (tRCS) to the transition of CAS, and remain high (tRCH) after the transition of CAS. 5. CAS must switch from high to low and remain low (tCAS). 6. OE goes low within the prescribed window of time. Cycling OE is optional; it may be tied low, if desired. 7.

  Operations, After, Ardms, Dram operation