PRELIMINARY
PM4318 OCTLIU
DATASHEET
PMC- 2001578
ISSUE 3
OCTAL E1/T1/J1 LINE INTERFACE DEVICE
19
MECHANICAL INFORMATION
A1 BALL
CORNER
D1,M
aaa
C
2X
A
D
B
22 20 18 16 14 12 10
21 19 17 15 13 11
8
6
4
2
M
M
eee
f f f
B
S
C A
C
A1 BALL PAD
CORNER
9
7
5
3
1
A
B
b
e
C
D
E
A1 BALL
INDICATOR
F
G
H
J
A
A
K
L
E1,N
M
N
P
E
R
T
U
V
W
Y
AA
AB
aaa
bbb
C
C
S
2X
6.
e
TOP VIEW
BOTTOM VIEW
A
A1
0.075 MIN
ccc
ddd
C
d
C
SEATING PLANE
C
A2
SIDE VIEW
A-A SECTION VIEW
NOTES: 1) ALL DIMENSIONS IN MILLIMETER.
2) DIMENSION aaa DENOTES PACKAGE BODY PROFILE.
3) DIMENSION bbb DENOTES PARALLEL.
4) DIMENSION ccc DENOTES FLATNESS.
5) DIMENSION ddd DENOTES COPLANARITY.
6) DIAMETER OF SOLDER MASK OPENING IS 0.550 MM (SMD).
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
233
PMC [ PMC-SIERRA, INC ]
