參數資料
型號: EDS1232AABB-75L
英文描述: SDRAM|4X1MX32|CMOS|BGA|90PIN|PLASTIC
中文描述: 內存| 4X1MX32 |的CMOS | BGA封裝| 90PIN |塑料
文件頁數: 19/55頁
文件大?。?/td> 570K
代理商: EDS1232AABB-75L
EDS1232AABB, EDS1232AATA
Data Sheet E0205E30 (Ver. 3.0)
26
Address Bits of Bank-Select and Precharge
A11
A10
A9
A8
A7
A6
A4
A5
A3
A2
A1
A0
Row
(Activate command)
A11
A10
A9
A8
A7
A6
A4
A5
A3
A2
A1
A0
(Precharge command)
disables Auto-Precharge
(End of Burst)
0
enables Auto-Precharge
(End of Burst)
1
x
A10
A9
A8
A7
A6
A4
A5
A3
A2
A1
A0
Col.
(/CAS strobes)
x : Don’t care
Select Bank A
“Activate” command
0
Select Bank B
“Activate” command
0
1
0
1
0
1
BA1(A12) BA0(A13)
Result
Select Bank C
“Activate” command
Select Bank D
“Activate” command
enables Read/Write
commands for Bank A
0
enables Read/Write
commands for Bank B
0
1
0
1
0
1
Result
enables Read/Write
commands for Bank C
enables Read/Write
commands for Bank D
Result
Precharge Bank A
Precharge Bank B
Precharge Bank C
Precharge Bank D
Precharge All Banks
A10
0
1
0
1
x
0
1
0
1
x
BA1
BA0
BA1
BA0
BA1
BA0
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