参数资料
型号: W9412G6JH-5I
厂商: Winbond Electronics
文件页数: 18/53页
文件大小: 0K
描述: IC DDR SDRAM 128MBIT 66TSOPII
标准包装: 200
格式 - 存储器: RAM
存储器类型: DDR SDRAM
存储容量: 128M(8Mx16)
速度: 200MHz
接口: 并联
电源电压: 2.3 V ~ 2.7 V
工作温度: -40°C ~ 85°C
封装/外壳: 66-TSSOP(0.400",10.16mm 宽)
供应商设备封装: 66-TSOP II
包装: 托盘
W9412G6JH
9.2
Function Truth Table
(Note 1)
CURRENT
STATE
Idle
Row Active
Read
Write
CS
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
RAS
X
H
H
H
L
L
L
L
X
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
CAS
X
H
L
L
H
H
L
L
X
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
WE
X
X
H
L
H
L
H
L
X
X
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
ADDRESS
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
COMMAND
DSL
NOP/BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP/BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
ACTION
NOP
NOP
ILLEGAL
ILLEGAL
Row activating
NOP
Refresh or Self refresh
Mode register accessing
NOP
NOP
Begin read: Determine AP
Begin write: Determine AP
ILLEGAL
Precharge
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
Burst stop
Term burst, new read: Determine AP
ILLEGAL
ILLEGAL
Term burst, Precharging
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
ILLEGAL
Term burst, start read: Determine AP
Term burst, start read: Determine AP
ILLEGAL
Term burst, Precharging
ILLEGAL
ILLEGAL
NOTES
3
3
2
2
4
4
3
5
6
3
6, 7
6
3
8
Publication Release Date: Jan. 14, 2014
- 18 -
Revision: A04
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