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260-Ball Plastic Ball Grid Array [PBGA]
(B-260)
Dimensions shown in millimeters
a
A1 CORNER
INDEX AREA
19.05
19.00 SQ
18.85
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
A
BALL A1
INDICATOR
B
C
D
E
F
G
17.00
BSC SQ
H
J
K
L
M
N
P
R
17.05
16.95 SQ
16.85
TOP VIEW
BOTTOM VIEW
T
U
1.00
BSC
2.50
MAX
V
1.00 BSC
DETAIL A
DETAIL A
0.65
0.55
0.45
0.63 MAX
0.40 MIN
0.70
0.60
0.50
BALL DIAMETER
COMPLIANT TO JEDEC STANDARDS MS-034-AAG-1
1.00 BSC
BALL PITCH
1.22
MAX
COPLANARITY
0.20 MAX
SEATING
PLANE