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CMS3216LAH 数据表(PDF) 12 Page - FIDELIX

部件名 CMS3216LAH
功能描述  32M(2Mx16) Low Power SDRAM
PDF  46 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  FIDELIX [FIDELIX]
网页  http://www.fidelix.co.kr
标志 FIDELIX - FIDELIX

CMS3216LAH 数据表(HTML) 12 Page - FIDELIX

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Rev0.2, Jan. 2007
CMS3216LAx-75xx
H
X
CKE
1
0
A7
All Banks (Bank 0,1)
0
0
0
RFU
X
X
1
One Bank (Bank1)
0
1
0
RFU
1
1
0
RFU
X
X
1
One Bank (Bank 0)
0
1
0
RFU
1
1
0
RFU
1
0
0
RFU
All Banks (Bank 0,1)
Self Refresh Coverage
0
A0
1
0
0
0
0
A1
A2
Table 5. Extended Mode Register Table[11.12.].
X
X
X
H
L
L
L
AUTO REFRESH or SELF REFRESH(Enter Self Refresh Mode) )[18. 19.]
X
Opcode
X
L
L
L
L
LOAD MODE REGISTER)[14.]
Active
-
L
-
-
-
-
Write Enable/Output Enable)[20.]
X
Bank/
Col
L/H
H
L
H
L
READ(Select bank and column, and start READ burst)[16.]
Valid
Bank/
Col
L/H
L
L
H
L
WRITE(Select bank and column, and start WRITE burst)[16.]
Active
X
X
L
H
H
L
BURST TERMINATE
X
Code
X
L
H
L
L
PRECHARGE(Deactivate row in bank or banks)[17.]
-
H
H
X
/WE
H
X
X
X
DQM
Bank/
Row
X
X
ADDR
High Z
X
X
X
DQ
H
L
L
ACTIVE(Select bank and activate row)[15.]
-
-
-
Write Inhibit/Output High-Z)[20.]
H
X
/CAS
COMMAND INHIBIT(NOP)
/RAS
H
L
NO OPERATION(NOP)
H
X
/CS
Name(Function)
Table 6. Commands[13.14.15.16.17.18.19.20.] .
1
0
1
0
A5
50%
1
25%
1
0
75%
0
100%
Driver Strength
A6
X
X
X
L
H
H
L
Deep Power Down(Enter DPD Mode)
H
H
H
H
H
H
H
H
H
L
Note :
11.
EM11 (BS) must be “1” to select the Extended Mode Register(vs. the base Mode Register).
12.
RFU: Reserved for Future Use



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