EDE2508ACSE Datasheet, PDF (73/81 Pages) Elpida Memory – 256M bits DDR2 SDRAM

EDE2508ACSE, EDE2516ACSE
Write with Auto Precharge to Power-Down Entry
T0
T1
Tm Tm+1 Tm+2 Tm+3 Tx
Tx+1 Tx+2 Tx+3 Tx+4 Tx+5 Tx+6
/CK
CK
Command
WRITA
PRE
CKE
E DQS
/DQS
DQ
WL
in in in in
0123
WR*1
O_T0
T1
Tm Tm+1 Tm+2 Tm+3 Tm+4 Tm+5 Tx
/CK
L^CK
BL=4
Tx+1 Tx+2 Tx+3 Tx+4
Command
CKE
DQS
/DQS
DQ
WRITA
WL
in in in in in in in in
Product _{0 1 2 3 4 5 6 7}
PRE
WR*1
BL=8
Note: 1. WR is programmed through MRS
Preliminary Data Sheet E0948E30 (Ver. 3.0)
73