USB2228 SMSC Corporation, USB2228 Datasheet - Page 25

• Manufacturer Part Number: USB2228
• Description: (USB2227 / USB2228) 4th Generation USB2.0 Flash Media Controller
• Manufacturer: SMSC Corporation

4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
Chapter 7 Package Outlines
SMSC USB2227/USB2228
ccc
R1
R2
A1
A2
E1
L1
D1
W
A
D
E
H
L
e
q
Notes:
1. Controlling Unit: millimeter.
2. Tolerance on the true position of the leads is ± 0.035 mm maximum.
3. Maximum mold protrusion is 0.25 mm.
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.
15.80
13.80
15.80
13.80
0.05
0.95
0.09
0.45
0.13
0.08
0.08
MIN
0
~
~
~
Package body dimensions D1 and E1 do not include the mold protrusion.
o
Table 7.1 USB2227/USB2228 128-Pin VTQFP Package Parameters
Figure 7.1 USB2227/USB2228 128-Pin VTQFP Package Outline
0.40 Basic
NOMINAL
0.60
1.00
0.18
~
~
~
~
~
~
~
~
~
~
~
~
16.20
14.20
16.20
14.20
MAX
1.20
0.15
1.05
0.20
0.75
0.23
0.20
0.08
DATASHEET
7
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~
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25
Overall Package Height
Lead Frame Thickness
Lead Shoulder Radius
Lead Foot Length
Lead Foot Radius
Lead Foot Angle
Body Thickness
Lead Length
X body Size
Y body Size
REMARKS
Lead Width
Coplanarity
Lead Pitch
Standoff
X Span
Y Span
Revision 1.91 (10-13-06)