pdf

A1 BALL
CORNER
425-Ball Chip Scale Package Ball Grid Array [CSP_BGA]
(BC-425-1)
Dimensions shown in millimeters
19.20
19.00 SQ
18.80
22 20 18 16 14 12 10 8 6 4 2
23 21 19 17 15 13 11 9 7 5 3 1
A
C
E
G
17.60
BSC SQ
J
L
N
R
0.80
BSC
TOP VIEW
1.50
1.36
1.21
U
W
B
D
F
H
K
M
P
T
V
Y
AA
AB
AC
BOTTOM VIEW
DETAIL A
0.65
NOM
DETAIL A
0.35 NOM
0.30 MIN
0.35
NOM
SEATING
PLANE
1.11
1.01
0.91
*0.50
COPLANARITY
0.20
0.45
0.40
BALL DIAMETER
*COMPLIANT TO JEDEC STANDARDS MO-205 WITH THE EXCEPTION
TO PACKAGE BALL THICKNESS.
061708-A
a