Revision 0.37 (04-25-07)

6

SMSC SIO1049

PRODUCT PREVIEW

Package Outline

Notes:

1. Controlling Unit: millimeter.

2. Tolerance on the true position of the leads is ± 0.035 mm maximum.

3. Package body dimensions D1 and E1 do not include the mold protrusion.

Maximum mold protrusion is 0.25 mm per side. D1 and E1 dimensions determined at datum plane

H.

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.

Figure 3 64 Pin STQFP Package Outline, 7X7X1.4 Body, 2 MM Footprint

Table 1 64 Pin STQFP Package Parameters

MIN

NOMINAL

MAX

REMARKS

A

~

~

1.60

Overall Package Height

A1

0.05

~

0.15

Standoff

A2

1.35

1.40

1.45

Body Thickness

D

8.80

9.00

9.20

X Span

D1

6.80

7.00

7.20

X body Size

E

8.80

9.00

9.20

Y Span

E1

6.80

7.00

7.20

Y body Size

H

0.09

~

0.20

Lead Frame Thickness

L

0.45

0.60

0.75

Lead Foot Length

L1

~

1.00 REF.

~

Lead Length

e

0.40 Basic

Lead Pitch

Lead Foot Angle

W

0.13

0.18

0.23

Lead Width

ccc

~

~

0.08

Coplanarity