20H04 Datasheet, PDF (38/38 Pages) SMSC Corporation – 4-PORT USB2.0 HUB CONTROLLER

Chapter 11 Package Outline
4-Port USB2.0 Hub Controller
Datasheet
Figure 11.1 - 64 Pin TQFP Package Outline, 10 x 10 x 1.4 Body, 2 MM Footprint
Table 11.1 - 64 Pin TQFP Package Parameters
MIN
NOMINAL
MAX
REMARKS
A
~
~
1.60
Overall Package Height
A1
0.05
~
0.15
Standoff
A2
1.35
~
1.45
Body Thickness
D
11.80
~
12.20
X Span
D1
9.80
~
10.20
X body Size
E
11.80
~
12.20
Y Span
E1
9.80
~
10.20
Y body Size
H
0.09
~
0.20
Lead Frame Thickness
L
0.45
0.60
0.75
Lead Foot Length
L1
~
1.00
~
Lead Length
e
0.50 Basic
θ
0^o
~
7^o
Lead Pitch
Lead Foot Angle
W
0.17
0.22
0.27
Lead Width
R1
0.08
~
~
Lead Shoulder Radius
R2
0.08
~
0.20
Lead Foot Radius
ccc
~
~
0.08
Coplanarity
Notes:
1. Controlling Unit: millimeter.
2. Tolerance on the true position of the leads is ± 0.04 mm maximum.
3. Package body dimensions D1 and E1 do not include the mold protrusion.
Maximum mold protrusion is 0.25 mm per side.
4. Dimension for foot length L measured at the gauge plane 0.25 mm above the seating plane.
5. Details of pin 1 identifier are optional but must be located within the zone indicated.
Revision 1.63 (10-14-04)
Page 38
DATASHEET
SMSC USB20H04