IC42S81600 Datasheet, PDF (18/69 Pages) Integrated Circuit Solution Inc – 4(2)M x 8(16) Bits x 4 Banks (128-MBIT) SYNCHRONOUS DYNAMIC RAM

IC42S81600/IC42S81600L
IC42S16800/IC42S16800L
Burst Length and Sequence
Burst of Two
Starting Address
(column address A0, binary)
0
1
Sequential Addressing
Sequence (decimal)
0, 1
1, 0
Interleave Addressing Sequence
(decimal)
0, 1
1, 0
Burst of Four
Starting Address
(column address A1 - A0, binary)
00
01
10
11
Sequential Addressing
Sequence (decimal)
0, 1, 2, 3
1, 2, 3, 0
2, 3, 0, 1
3, 0, 1, 2
Interleave Addressing Sequence
(decimal)
0, 1, 2, 3
1, 0, 3, 2
2, 3, 0, 1
3, 2, 1, 0
Burst of Eight
Starting Address
(column address A2 - A0, binary)
000
001
010
011
100
101
110
111
Sequential Addressing
Sequence (decimal)
0, 1, 2, 3, 4, 5, 6, 7
1, 2, 3, 4, 5, 6, 7, 0
2, 3, 4, 5, 6, 7, 0, 1
3, 4, 5, 6, 7, 0, 1 ,2
4, 5, 6, 7, 0, 1, 2, 3
5, 6 ,7, 0, 1, 2, 3, 4
6, 7 ,0 ,1 ,2 ,3 ,4 ,5
7, 0, 1, 2, 3, 4, 5, 6
Interleave Addressing Sequence
(decimal)
0, 1, 2, 3, 4, 5, 6, 7
1, 0, 3, 2, 5, 4, 7, 6
2, 3, 0, 1, 6, 7, 4, 5
3, 2, 1, 0, 7, 6, 5, 4
4, 5, 6, 7, 0, 1, 2, 3
5, 4, 7, 6, 1, 0, 3, 2
6, 7, 4, 5, 2, 3, 0, 1
7, 6, 5, 4, 3, 2, 1, 0
Full page burst is an extension of the above tables of sequential addressing, with the length being
512 (for 16M x 8) and 256 (for 8Mx16).
18
Integrated Circuit Solution Inc.
DR023-0E 6/11/2004