USB2502-HT datasheet(44/44 Pages) SMSC

44 / 44 page

2-Port USB 2.0 Hub Controller

Datasheet

Revision 2.1 (12-06-06)

SMSC USB2502

DATASHEET

Figure 9.2 48 Pin TQFP Package Outline (7x7x1.4 mm body, 2mm Footprint)

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.

4. Dimension for foot length L measured at the gauge plane 0.25 mm above the seating plane.

Details of pin 1 identifier are optional but must be located within the zone indicated.

Table 9.1 48 Pin TQFP Package

MIN

NOMINAL

MAX

REMARKS

1.60

Overall Package Height

0.05

0.15

Standoff

1.35

1.45

Body Thickness

8.80

9.20

X Span

6.90

7.10

X body Size

8.80

9.20

Y Span

6.90

7.10

Y body Size

0.09

0.20

Lead Frame Thickness

0.45

0.60

0.75

Lead Foot Length

1.00

Lead Length

0.50 Basic

Lead Pitch

~7o

Lead Foot Angle

0.17

0.22

0.27

Lead Width

0.08

Lead Shoulder Radius

0.08

0.20

Lead Foot Radius

ccc

0.08

Coplanarity

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