參數(shù)資料
型號(hào): IBMN625404GT3B
廠商: IBM Microeletronics
英文描述: 256Mb Double Data Rate Synchronous DRAM(256M位雙數(shù)據(jù)速率同步動(dòng)態(tài)RAM)
中文描述: 256MB雙數(shù)據(jù)速率同步DRAM(256M位雙數(shù)據(jù)速率同步動(dòng)態(tài)RAM)的
文件頁數(shù): 14/79頁
文件大?。?/td> 1328K
代理商: IBMN625404GT3B
IBMN625404GT3B
IBMN625804GT3B
256Mb Double Data Rate Synchronous DRAM
Preliminary
IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 14 of 79
29L0011.E36997B
1/01
Extended Mode Register Definition
A
8
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
Address Bus
Drive Strength
A
1
Drive Strength
0
Normal
1
Reserved
BA1
BA0
Operating Mode
A
11
A
10
A
9
0
*
1
*
*
BA0 and BA1 must be 1, 0 to select the Extended Mode Register
(vs. the base Mode Register)
Mode Register
Extended
DS
DLL
A
0
DLL
0
Enable
1
Disable
A12 - A3
0
A2 - A0
Valid
Operating Mode
Normal Operation
All other states
Reserved
QFC
A
2
QFC
0
Disable
1
Enable
(Optional)
A
12
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