T4312816A Taiwan Memory Technology, T4312816A Datasheet - Page 10

• Manufacturer Part Number: T4312816A
• Description: 8M x 16 SDRAM
• Manufacturer: Taiwan Memory Technology

tm
MODE REGISTER
Mode Register Write Timing
TM Technology Inc. reserves the right
to change products or specifications without notice.
11
11
11
11
11
0
x
x
0
10
10
10
10
0
x
x
0
10
0
1
0
x
9
9
9
9
9
CH
TE
0
0
1
1
0
8
8
8
8
8
1
0
0
1
0
7
7
7
7
7
CLOCK
A0-A11
CKE
RAS
CAS
WE
CS
v
6
6
6
6
6
LTMODE
LTMODE
v
5
5
5
5
5
4
4
4
4
v
4
WT
WT
v
3
3
3
3
3
v
2
2
2
2
2
BL
BL
v
1
1
1
1
1
0
0
0
0
v
0
Latency mode
P.10
Burst length
Wrap type
JEDEC Standard Test Set (refresh counter test)
Burst Read and Single Write (for Write Through Cache)
Use in future
Vender Specific
Mode Register Set
Bit2-0
Bit6-4
Preliminary T4312816A
000
001
010
011
100
101
110
111
000
001
010
011
100
101
110
111
0
1
Full page
Publication Date: APR. 2003
WT=0
R
R
R
1
2
4
8
CAS Latency
Sequential
Interleave
Remark R : Reserved
R
R
R
R
R
R
2
3
WT=1
v = Valid
x = Don’t care
R
R
R
R
1
2
4
8
Revision: 0.B