256Mb: x4, x8, x16 SDRAM
Pin and Ball Assignments and Descriptions
Figure 5: 60-Ball FBGA (Top View)
64 Meg x 4 SDRAM
8mm x 16mm FB
1
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
2
V
SS
V
SSQ
DQ3
NC
V
SSQ
DQ2
NC
V
SS
DQM
CK
CKE
A9
A7
A5
V
SS
32 Meg x 8 SDRAM
8mm x 16mm FB
7
V
DD
V
DDQ
DQ0
NC
V
DDQ
DQ1
NC
V
DD
WE#
RAS#
NC
BA1
A0
A2
V
DD
3
4
5
6
8
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
1
2
V
SS
V
SSQ
DQ6
NC
V
SSQ
DQ4
NC
V
SS
DQM
CK
CKE
A9
A7
A5
V
SS
3
4
5
6
7
V
DD
V
DDQ
DQ1
NC
V
DDQ
DQ3
NC
V
DD
WE#
RAS#
NC
BA1
A0
A2
V
DD
8
NC
NC
V
DDQ
NC
NC
V
DDQ
NC
NC
NC
NC
A12
A11
A8
A6
A4
NC
NC
V
SSQ
NC
NC
V
SSQ
NC
NC
CAS#
NC
CS#
BA0
A10
A1
A3
DQ7
NC
V
DDQ
DQ5
NC
V
DDQ
NC
NC
NC
NC
A12
A11
A8
A6
A4
DQ0
NC
V
SSQ
DQ2
NC
V
SSQ
NC
NC
CAS#
NC
CS#
BA0
A10
A1
A3
Depopulated Balls
Depopulated Balls
PDF: 09005aef8091e6d1
256Mb_sdr.pdf - Rev. R 10/12 EN
12
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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1999 Micron Technology, Inc. All rights reserved.
MICRON [ MICRON TECHNOLOGY ]
