EDD1204ALTA ELPIDA [Elpida Memory], EDD1204ALTA Datasheet - Page 40
EDD1204ALTA
Manufacturer Part Number
EDD1204ALTA
Description
128 M-bit Synchronous DRAM with Double Data Rate (4-bank, SSTL_2)
Manufacturer
ELPIDA [Elpida Memory]
Datasheet
1.EDD1204ALTA.pdf
(78 pages)
- Current page: 40 of 78
- Download datasheet (2Mb)
t
(MIN.)
t
(MAX.)
DQSS
DQSS
CLK
/CLK
Command
(Input)
Address
(Input)
DQS
(Output)
(CL = 2)
DQ
(Output)
(CL = 2)
DQS
(Output)
(CL = 2.5)
DQ
(Output)
(CL = 2.5)
DQS
(Input)
DQ and DM
(Input)
DQS
(Input)
DQ and DM
(Input)
V
V
V
V
V
V
V
V
V
V
V
V
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
+ 0.31 V
+ 0.31 V
+ 0.31 V
+ 0.31 V
- 0.31 V
+ 0.31 V
- 0.31 V
+ 0.31 V
- 0.31 V
- 0.31 V
- 0.31 V
- 0.31 V
V
ID
V
V
(ac)
V
V
V
V
V
V
REF
REF
REF
REF
TT
TT
TT
TT
t
t
t
RPRE
IS
IS
Valid
Valid
t
t
IH
IH
t
t
t
t
DQSS
WPRES
WPRES
RPRE
t
AC
t
CK
t
DQSS
t
WPRE
t
DQSQ
t
t
WPRE
DQSCK
Valid
t
QH
t
DS
Valid
t
t
t
IS
IS
AC
Valid
Valid
t
DH
t
t
DQSH
DS
Valid
t
t
t
t
t
DQSCK
IH
IH
DQSQ
DQSQ
t
t
DQSCK
Valid
DSH
Valid
t
t
t
t
AC
t
QH
QH
t
RPST
CH
t
DH
DS
Valid
t
DQSH
t
DH
t
DS
Valid
t
t
t
DQSQ
WPST
t
DQSL
DQSCK
Valid
t
t
t
t
QH
AC
t
CL
RPST
DH
t
DSS
t
WPST
t
DQSL
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