cx28394 Conexant Systems, Inc., cx28394 Datasheet - Page 273

• Manufacturer Part Number: cx28394
• Description: Quad/x16/octal-t1/e1/j1 Framers
• Manufacturer: Conexant Systems, Inc.

CX28394/28395/28398
Quad/x16/Octal—T1/E1/J1 Framers
Figure 4-23. 318-Pin Ball Grid Array (BGA)
100054E
(Ejector Pin)
2.000 Dia.
1.414 Chamfer
TYP 4 PL
Indicator
Triangle
Pin #1
R 1.7 MM
TYP 4 PL
Optional
12.065
BOTTOM VIEW
TOP VIEW
4.8 Mechanical Specifications
27.000
24.000
18.000
24.130
1.270
Conexant
5 Perimeter Rows
+ 18 Balls (1.27 MM Pitch)
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
W
Y
Engraving
Cavity ID
Pin #1
Triangle
R .500
TYP 3 PL
NOTES:
- ALL DIMENSIONS ARE IN MILLIMETERS (MM).
- REFLOW APPLIES TO SOLDERING TO HOST
- THERMAL BALLS IN CENTER CONNECTED
TO GROUND.
PC BOARD.
1.100 ± .050
2.220 ± .220
4.0 Electrical/Mechanical Specifications
15 ˚
.520 ± .070
.600 ± .100
SEATING
PLANE
SIDE VIEW
4.8 Mechanical Specifications
4-25