W9751G8JB Datasheet, PDF (83/86 Pages) Winbond – 16M  4 BANKS  8 BIT DDR2 SDRAM

W9751G8JB
10.30 Active Power Down Mode Entry and Exit Timing
T0
T1
T2
Tn
CLK
CLK
CMD
Activate
CKE
NOP
tIS
NOP
NOP
tIS
Tn+1
Tn+2
NOP
Valid
Command
tXARD or
tXARDS
Active
Power Down
Entry
Active
Power Down
Exit
10.31 Precharged Power Down Mode Entry and Exit Timing
T0
T1
T2
T3
CLK
CLK
Tn
Tn+1
Tn+2
CMD
Precharge
CKE
NOP
tIS
NOP
NOP
NOP
NOP
Valid
Command
NOP
tIS
tRP
tXP
Precharge
Power Down
Entry
Precharge
Power Down
Exit
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Publication Release Date: Oct. 12, 2010
Revision A01