ESMT
Preliminary
M52S128168A
Mode Register Set Cycle
Extended Mode Register Set Cycle
All banks precharge should be completed before Mode Register Set cycle and auto refresh cycle.
MODE REGISTER SET CYCLE
*Note : 1. CS , RAS , CAS , & WE activation at the same clock cycle with address key will set internal
mode register.
2. Minimum 2 clock cycles should be met before new RAS activation.
3. Please refer to Mode Register Set table.
Elite Semiconductor Memory Technology Inc.
Publication Date: May. 2007
Revision: 1.0 44/47