参数资料
型号: W9412G6IH-5
厂商: Winbond Electronics
文件页数: 18/53页
文件大小: 0K
描述: IC DDR-400 SDRAM 128MB 66TSSOPII
标准包装: 108
格式 - 存储器: RAM
存储器类型: DDR SDRAM
存储容量: 128M(8Mx16)
速度: 250MHz
接口: 并联
电源电压: 2.3 V ~ 2.7 V
工作温度: 0°C ~ 70°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
W9412G6IH
8.2
Function Truth Table
(Note 1)
CURRENT
STATE
CS RAS
H
X
L
H
CAS
X
H
WE
X
X
ADDRESS
X
X
COMMAND
DSL
NOP/BST
NOP
NOP
ACTION
NOTES
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL
3
Idle
Row Active
Read
Write
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
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
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
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
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
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
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
3
2
2
4
4
3
5
6
3
6, 7
6
3
8
Publication Release Date: Sep. 16, 2009
- 18 -
Revision A06
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