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K4C560838C-TCDA Datasheet

  • K4C560838C-TCDA

  • 256Mb Network-DRAM

  • 42頁(yè)

  • SAMSUNG   SAMSUNG

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K4C5608/1638C
Mode Register Table
Regular Mode Register (Notes : 1)
Address
Register
BA1
*1
0
BA0
*1
0
A14-A8
0
A7
*3
TM
256Mb Network-DRAM
A6-A4
CL
A3
BT
A2-A0
BL
A7
0
1
Test Mode (TM)
Regular (Default)
Test Mode Entry
A3
0
1
Burst Type (BT)
Sequential
Interleave
A6
0
0
0
1
1
1
A5
0
1
1
0
0
1
A4
X
0
1
0
1
X
CAS Latency (CL)
Reserved
*2
Reserved
*2
3
4
Reserved
*2
Reserved
*2
A2
0
0
0
0
1
A1
0
0
1
1
X
A0
0
1
0
1
X
Burst Length (BL)
Reserved
*2
2
4
Reserved
*2
Extended Mode Register (Notes : 4)
Address
Register
BA1
*4
0
BA0
*4
1
A14-A7
0
A6
DIC
A5-A2
0
A1
DIC
A0
DS
A6
0
0
1
1
A1
0
1
0
1
Output Driver Impedance Control (DIC)
Normal Output Driver
Strong Output Driver
Weaker Output Driver
Weakest Output Driver
Note :
1. Regular Mode Register is Chosen Using the combination of BA0 = 0 and BA1 = 0.
2. "Reserved" places in Regular Mode Register should not be set.
3. A7 in Regular Mode Register must be set to "0"(Low state).
Because test Mode is specific mode for supplier.
4. Extended Mode Register is chosen using the Combination of BA0 = 1 and BA1 = 0.
A0
0
1
DLL Switch (DS)
DLL Enable
DLL Disable
- 23 -
REV. 0.7 Aug. 2003

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