參數(shù)資料
型號(hào): HB52R329E22
廠商: Hitachi,Ltd.
英文描述: 256 MB Registered SDRAM DIMM(256 MB 寄存同步DRAM DIMM)
中文描述: 注冊(cè)使用256 MB SDRAM的內(nèi)存(256 MB的寄存同步的DRAM內(nèi)存)
文件頁數(shù): 28/67頁
文件大?。?/td> 630K
代理商: HB52R329E22
HB52R329E22-D
28
Current state
S
RE
CE
W
Address
Command
Operation
Read
H
×
×
×
×
×
×
DESL
Continue burst to end
L
H
H
H
NOP
Continue burst to end
L
H
H
L
BST
Burst stop to full page
Continue burst read to
CE
latency and New read
L
H
L
H
BA, CA, A10 READ/READ A
L
H
L
L
BA, CA, A10 WRIT/WRIT A
Term burst read/start write
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
Term burst read and
Precharge
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Read 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/READ A
ILLEGAL*
4
L
H
L
L
BA, CA, A10 WRIT/WRIT A
ILLEGAL*
4
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
4
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Write
H
×
×
×
×
×
×
DESL
Continue burst to end
L
H
H
H
NOP
Continue burst to end
L
H
H
L
BST
Burst stop on full page
L
H
L
H
BA, CA, A10 READ/READ A
Term burst and New read
L
H
L
L
BA, CA, A10 WRIT/WRIT A
Term burst and New write
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
Term burst write and
Precharge*
2
L
L
L
H
×
REF, SELF
ILLEGAL
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