參數(shù)資料
型號: K4H1G0438M-ULA2
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 1Gb M-die DDR SDRAM Specification 66 TSOP-II with Pb-Free (RoHS compliant)
中文描述: 1Gb的的M -模與鉛DDR SDRAM的規(guī)格66 TSOP-II免費(fèi)(符合RoHS)
文件頁數(shù): 36/53頁
文件大小: 669K
代理商: K4H1G0438M-ULA2
- 36 -
REV. 1.0 November. 2. 2000
128Mb DDR SDRAM
Current State
CS
RAS CAS
WE
Address
Command
Action
PRECHARG-
ING
(DURING tRP)
L
H
H
L
X
Burst Stop
ILLEGAL*2
L
H
L
X
BA, CA, A
10
READ/WRITE
ILLEGAL*2
L
L
H
H
BA, RA
Active
ILLEGAL*2
L
L
H
L
BA, A
10
PRE/PREA
NOP*4(Idle after
t
RP
)
ILLEGAL
L
L
L
H
X
Refresh
L
L
L
L
Op-Code, Mode-Add
MRS
ILLEGAL
ROW
ACTIVATING
(FROM ROW
ACTIVE TO
tRCD)
L
H
H
L
X
Burst Stop
ILLEGAL*2
L
H
L
X
BA, CA, A
10
READ/WRITE
ILLEGAL*2
L
L
H
H
BA, RA
Active
ILLEGAL*2
L
L
H
L
BA, A
10
PRE/PREA
ILLEGAL*2
L
L
L
H
X
Refresh
ILLEGAL
L
L
L
L
Op-Code, Mode-Add
MRS
ILLEGAL
WRITE
RECOVERING
(DURING tWR
OR tCDLR)
L
H
H
L
X
Burst Stop
ILLEGAL*2
L
H
L
H
BA, CA, A
10
READ
ILLEGAL*2
L
H
L
L
BA, CA, A
10
WRITE
WRITE
L
L
H
H
BA, RA
Active
ILLEGAL*2
L
L
H
L
BA, A
10
PRE/PREA
ILLEGAL*2
L
L
L
H
X
Refresh
ILLEGAL
L
L
L
L
Op-Code, Mode-Add
MRS
ILLEGAL
Table 9-3. Functional truth table
相關(guān)PDF資料
PDF描述
K4H1G0438M-ULB0 1Gb M-die DDR SDRAM Specification 66 TSOP-II with Pb-Free (RoHS compliant)
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