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EDS2532EEBH-75 Datasheet(PDF) 17 Page - Elpida Memory

Part No. EDS2532EEBH-75
Description  256M bits SDRAM (8M words x 32 bits)
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Maker  ELPIDA [Elpida Memory]
Homepage  http://www.elpida.com/en
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EDS2532EEBH-75 Datasheet(HTML) 17 Page - Elpida Memory

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EDS2532EEBH-75
Preliminary Data Sheet E0639E50 (Ver. 5.0)
17
Current state
/CS
/RAS
/CAS
/WE
Address
Command
Operation
Write with auto-
precharge
H
×
×
×
×
DESL
Continue burst to end and
precharge
L
H
H
H
×
NOP
Continue burst to end and
precharge
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL*
3
L
H
L
L
BA, CA, A10
WRIT/WRITA
ILLEGAL*
3
L
L
H
H
BA, RA
ACT
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
3
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
L
L
L
L
MODE
EMRS
ILLEGAL
Refresh (auto-refresh)
H
×
×
×
×
DESL
Enter IDLE after tRC
L
H
H
H
×
NOP
Enter IDLE after tRC
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL*
4
L
H
L
L
BA, CA, A10
WRIT/WRITA
ILLEGAL*
4
L
L
H
H
BA, RA
ACT
ILLEGAL*
4
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
4
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
L
L
L
L
MODE
EMRS
ILLEGAL
Mode register set
H
×
×
×
×
DESL
NOP
L
H
H
H
×
NOP
NOP
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL*
4
L
H
L
L
BA, CA, A10
WRIT/WRITA
ILLEGAL*
4
L
L
H
H
BA, RA
ACT
Bank and row active*
9
L
L
H
L
BA, A10
PRE, PALL
NOP
L
L
L
H
×
REF, SELF
Refresh*
9
L
L
L
L
MODE
MRS
Mode register set*
8
L
L
L
L
MODE
EMRS
Extended mode register set*
8
Extended mode register
set
H
×
×
×
×
DESL
NOP
L
H
H
H
×
NOP
NOP
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL*
4
L
H
L
L
BA, CA, A10
WRIT/WRITA
ILLEGAL*
4
L
L
H
H
BA, RA
ACT
Bank and row active*
9
L
L
H
L
BA, A10
PRE, PALL
NOP
L
L
L
H
×
REF, SELF
Refresh*
9
L
L
L
L
MODE
MRS
Mode register set*
8
L
L
L
L
MODE
EMRS
Extended mode register set*
8
Remark: H: VIH. L: VIL.
×: VIH or VIL


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