GL850A USB 2.0 Low-Power HUB Controller
CHAPTER 7 PACKAGE DIMENSION
D
D1
D2
A
A2
D
A1
25
36
37
24
N : Normal package
G : Green package
Internal No.
B
A
GL850A
AAAAAAAGAA
Version
No.
YWWXXXXXXXX
Date Code
Lot Code
48
13
4X
aaa C A B D
1
12
4X
bbb H A B D
e
c
b
s s
D
ddd M C A
B
-
01
-
0
SEATING
PLANE
C
ccc
C
CONTROL DIMENSIONS ARE IN MILLIMETERS.
MILLIMETER
MIN. NOM. MAX. MIN. NOM. MAX.
INCH
SYMBOL
0-2
0-3
A
1.60
0.063
0.006
R1
R2
A1
A2
D
0.05
1.35
0.15 0.002
1.40
1.45 0.053 0.055 0.057
0.354 BASIC
0.354 BASIC
0.276 BASIC
0.276 BASIC
0.217 BASIC
0.217 BASIC
0.003
9.00 BASIC
9.00 BASIC
7.00 BASIC
7.00 BASIC
5.50 BASIC
5.50 BASIC
H
E
GAGE PLANE
D1
E1
D2
E2
R1
R2
0.25mm
S
L
0.08
0.08
0°
0.20 0.003
7°
0.008
7°
-
0
3.5°
0°
0°
11°
3.5°
-
01
0-2
0-3
c
0°
NOTES :
11°
11°
0.09
0.45
12°
12°
13°
13°
0.20 0.004
0.75 0.018 0.024 0.030
0.039 REF
12°
12°
13°
13°
0.008
11°
1. DIMENSIONS D1 AND E1 DO NOT INCLUDE MOLD
PROTRUSION. ALLOWABLE PROTRUSION IS 0.25 mm
PER SIDE. D1 AND E1 ARE MAXIMUM PLASTIC BODY
SIZE DIMENSIONS INCLUDING MOLD MISMATCH.
L
L1
S
b
0.60
1.00 REF
0.20
0.17
0.008
0.20
0.50 BASIC
0.27 0.007 0.008 0.011
0.020 BASIC
2. DIMENSION b DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR PROTRUSION
SHALL NOT CAUSE THE LEAD WIDTH TO EXCEED THE
MAXIMUM b DIMENSION BY MORE THAN 0.08mm.
DAMBAR CAN NOT BE LOCATED ON THE LOWER
RADIUS OR THE FOOT. MINIMUM SPACE BETWEEN
PROTRUSION AND AN ADJACENT LEAD IS 0.07mm.
e
TOLERANCES OF FORM AND POSITION
aaa
bbb
ccc
ddd
0.20
0.20
0.08
0.08
0.008
0.008
0.003
0.003
Figure 7.1 – GL850A 48 Pin LQFP Package
©2000-2007 Genesys Logic Inc. - All rights reserved.
Page 27
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