参数资料
型号: W9464G2IB-4
厂商: WINBOND ELECTRONICS CORP
元件分类: DRAM
英文描述: 512K X 32 DDR DRAM, 0.6 ns, PBGA144
封装: 12 X 12 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LFBGA-144
文件页数: 10/49页
文件大小: 886K
代理商: W9464G2IB-4
W9464G2IB
Publication Release Date: Aug. 06, 2009
- 18 -
Revision A01
7.10.6 Extended Mode Register field
1) DLL Switch field (A0)
This bit is used to select DLL enable or disable
A0
DLL
0
Enable
1
Disable
2) Output Driver Strength Control field (A6, A1)
The 100%, 60% and 30% or matched impedance driver strength are required Extended Mode
Register Set (EMRS) as the following:
A6
A1
BUFFER STRENGTH
0
100% Strength
0
1
60% Strength
1
0
Reserved
1
30% Strength
7.10.7 Reserved field
Test mode entry bit (A7)
This bit is used to enter Test mode and must be set to “0” for normal operation.
Reserved bits (A9, A10)
These bits are reserved for future operations. They must be set to “0” for normal operation.
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