參數(shù)資料
型號: FW82439TX
英文描述: Controller Miscellaneous - Datasheet Reference
中文描述: 控制器雜項(xiàng)-數(shù)據(jù)表參考
文件頁數(shù): 57/102頁
文件大?。?/td> 759K
代理商: FW82439TX
Extended Temperature 82439TX (MTXC) Datasheet
57
PRELIMINARY
Table 12. Minimum (Upgradeable) and Maximum Memory Size for each configuration (DRAM)
DRAM
DRAM
DRAM
DRAM SIMM
DRAM
Address Size
DRAM Size
Tech.
Density
Width
SS
x32
DS
x32
Addressing
Row
Col
Min. (UP)
(1 row)
Max.
(6 rows)
4M
512K
8
512K
1M
Asymmetric
10
9
4 MB
24 MB
1M
4
1M
2M
Symmetric
10
10
8 MB
48 MB
16M
1M
16
1M
2M
Symmetric
10
10
8 MB
48 MB
1M
16
1M
2M
Asymmetric
12
8
8 MB
48 MB
2M
8
2M
4M
Asymmetric
11
10
16 MB
96 MB
4M
4
4M
8M
Symmetric
11
11
32 MB
192 MB
4M
4
4M
8M
Asymmetric
12
10
32 MB
192 MB
64M
2M
32
2M
4M
Asymmetric
12
9
16 MB
96 MB
4M
16
4M
8M
Symmetric
11
11
32 MB
192 MB
4M
16
4M
8M
Asymmetric
12
10
32 MB
192 MB
8M
8
8M
16M
Asymmetric
12
11
64 MB
256 MB
16M
4
16M
32M
Symmetric
12
12
128 MB
256 MB
Table 13. Minimum (Upgradeable) and Maximum Memory Size for each configuration (SDRAM)
SDRA
M
SDRAM
SDRAM SDRAM DIMM
SDRAM
Address Size
SDRAM Size
Tech.
Density
Width
SS
x64
DS
x64
Addressing
Row
Column
Min. (UP)
(1 row)
Max.
(6 rows)
16M
1M
16
1M
2M
Asymmetric
12
8
8 MB
48 MB
2M
8
2M
4M
Asymmetric
12
9
16 MB
96 MB
4M
4
1
4M
8M
Asymmetric
12
10
32 MB
192 MB
64M
2M
32
2M
4M
Asymmetric
12
9
16 MB
96 MB
2M
32
2M
4M
Asymmetric
13
8
16 MB
96 MB
4M
16
4M
8M
Asymmetric
14
8
32 MB
192 MB
8M
8
8M
16M
Asymmetric
14
9
64 MB
256 MB
16M
4
1
16M
32M
Asymmetric
14
10
128 MB
256 MB
NOTES:
1.
Functionally the 430TX supports x4 SDRAM devices. However, due to loading reasons, it is not
recommended that x4 devices be used in 60-MHz and 66-MHz designs.
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