NT5DS64M4AT Datasheet, PDF (10/78 Pages) List of Unclassifed Manufacturers – 256Mb Double Data Rate SDRAM

NT5DS64M4AT NT5DS64M4AW
NT5DS32M8AT NT5DS32M8AW
256Mb Double Data Rate SDRAM
Mode Register Operation
BA1 BA0 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 Address Bus
0* 0*
Operating Mode
CAS Latency
BT
Burst Length
Mode Register
A12 - A9 A8 A7
0
00
0
10
0
01
−
−−
A6 - A0
Valid
Valid
VS**
Operating Mode
Normal operation
Do not reset DLL
Normal operation
in DLL Reset
Vendor-Specific
Test Mode
Reserved
CAS Latency
A6 A5 A4
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
Latency
Reserved
Reserved
2
Reserved
Reserved
Reserved
2.5
Reserved
VS** Vendor Specific
* BA0 and BA1 must be 0, 0 to select the Mode Register
(vs. the Extended Mode Register).
A3
Burst
Type
0
Sequential
1
Interleave
Burst Length
A2
A1
A0
Burst Length
0
0
0
Reserved
0
0
1
2
0
1
0
4
0
1
1
8
1
0
0
Reserved
1
0
1
Reserved
1
1
0
Reserved
1
1
1
Reserved
REV 1.1
12/2001
10
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