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256Mb: x4, x8, x16 SDRAM
256MSDRAM_E.p65
–
Rev. E; Pub. 3/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
256Mb: x4, x8, x16
SDRAM
60-BALL FBGA ASSIGNMENT
(Top View)
64 Meg x 4 SDRAM
8mm x 16mm
“
FB
”
32 Meg x 8 SDRAM
8mm x 16mm
“
FB
”
NOTE
: FBGA pin Symbol, Type, and Descriptions are identical to the listing of the 54-pin TSOP table on page 9.
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
1
2
3
4
5
6
7
8
Depopulated Balls
NC
Vss
NC
VssQ
V
DD
Q
DQ3
NC
NC
NC
VssQ
V
DD
Q
DQ2
NC
NC
NC
Vss
NC
DQM
NC
CK
A12
CKE
A11
A9
A8
A7
A6
A5
A4
Vss
V
DD
NC
V
DD
Q
NC
DQ0
VssQ
NC
NC
V
DD
Q
NC
DQ1
VssQ
NC
NC
V
DD
NC
WE#
CAS#
RAS#
NC
NC
CS#
BA1
BA0
A0
A10
A2
A1
V
DD
A3
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
1
2
3
4
5
6
7
8
Depopulated Balls
DQ7
Vss
NC
VssQ
V
DD
Q
DQ6
DQ5
NC
NC
VssQ
V
DD
Q
DQ4
NC
NC
NC
Vss
NC
DQM
NC
CK
A12
CKE
A11
A9
A8
A7
A6
A5
A4
Vss
V
DD
DQ0
V
DD
Q
NC
DQ1
VssQ
NC
DQ2
V
DD
Q
NC
DQ3
VssQ
NC
NC
V
DD
NC
WE#
CAS#
RAS#
NC
NC
CS#
BA1
BA0
A0
A10
A2
A1
V
DD
A3