DM9331
100 Mbps Twisted Pair/Fiber Ethernet Media Converter Chip
42
Preliminary
Version: DM9331-DS-P02
September 21, 2001
Package Information
LQFP 48L (F.P. 2mm) Outline Dimensions
unit: inches/mm
y
Symbol
Dimensions in inches
Min.
Nom.
-
0.002
0.053
0.055
0.007
0.009
0.007
0.008
0.004
0.004
0.354BSC
0.276BSC
0.354BSC
0.276BSC
0.020BSC
0.018
0.024
0.039REF
0.004MAX
0o
Dimensions in mm
Min.
Nom.
-
0.05
1.35
0.17
0.17
0.09
0.09
9.00BSC
7.00BSC
9.00BSC
7.00BSC
0.50BSC
0.45
1.00REF
0.1MAX
0o
Max.
0.063
0.006
0.057
0.011
0.009
0.008
0.006
Max.
1.6
0.15
1.45
0.27
0.23
0.20
0.16
A
A
1
A
2
b
b1
C
C1
D
D1
E
E1
e
L
L1
y
-
-
-
-
1.40
0.22
0.20
-
-
-
-
0.030
0.60
0.75
Θ
-
12o
-
12o
Notes:
1. To be determined at seating plane.
2. Dimensions D1 and E 1do not include mold protrusion.
D1 and E1 are maximum plastic body size dimensions
including mold mismatch.
3. Dimensions b do not include dambar protrusion. Total in
excess of the b dimension at maximum material condition.
Dambar cannot be located on the lower radius of the foot.
4. Exact shape of each corner is optional.
5. These dimensions apply to the flat section of the lead
between 0.10mm and 0.25mm from the lead tip.
6. A1 is defined as the distance from the seating plane to the
lowest point of the package body.
7. Controlling dimension: millimeter.
8. Reference documents: JEDEC MS-026 , BBC.