Table 7-4. 128 Mbit Sdram-512 (16-Bit) And 1024 (8-Bit) Page Size; Table 7-5. 256 Mbit Sdram-512 (16-Bit) And 1024 (8-Bit) Page Size - Motorola MC68VZ328 User Manual

DRAM Controller Operation
Table 7-4. 128 Mbit SDRAM—512 (16-Bit) and 1024 (8-Bit) Page Size
SDRAM
A0 A1
Pins
A1/ A2/
VZ Pins MD MD
0 1
PA PA
Row
11 12
Address
Options
PA PA
Column
1 2
Address
Options
(16-Bit)
PA PA
Column
0 2
Address
Options
(8-Bit)
Note: X = "don't care"
Table 7-5. 256 Mbit SDRAM—512 (16-Bit) and 1024 (8-Bit) Page Size
SDRAM
A0 A1
Pins
A1/ A2/
VZ Pins MD MD
0 1
PA PA
Row
11 12
Address
Options
PA PA
Column
1 2
Address
Options
(16-Bit)
PA PA
Column
0 2
Address
Options
(8-Bit)
Note: X = "don't care"
7-6
A2 A3 A4 A5
A3/ A4/ A5/ A6/
MD MD MD MD
2 3 4 5
PA PA PA PA
13 14 15 16
PA PA PA PA
3 4 5 6
PA PA PA PA
3 4 5 6
A2 A3 A4 A5
A3/ A4/ A5/ A6/
MD MD MD MD
2 3 4 5
PA PA PA PA
13 14 15 16
PA PA PA PA
3 4 5 6
PA PA PA PA
3 4 5 6
MC68VZ328 User's Manual
A6 A7 A8 A9
A7/ A8/ A9/ A10
MD MD MD /MD
6 7 8 9
PA PA PA PA
17 18 20 19
PA PA PA X
7 8 9
PA PA PA PA
7 8 9 1
A6 A7 A8 A9
A7/ A8/ A9/ A10
MD MD MD /MD
6 7 8 9
PA PA PA PA
17 18 20 19
PA PA PA X
7 8 9
PA PA PA PA
7 8 9 1
A10 BS0 A11 BS1
A11 A12/ A13 A15/
/MD MD /MD
10 11 12
PA PA22 PA PA23
21 10
0 PA22 X PA23
0 PA22 X PA23
BS
A10 A11 A12
0
A11 A12 A13 A15
/MD /MD /MD /MD
10 11 12 14
PA PA PA PA
21 22 10 23
0 X X PA
23
0 X X PA
23
MD
14
BS
1
A16
/MD
15
PA
24
PA
24
PA
24