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Product preview – SMSC LPC47S45x User Manual

Page 5

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SMSC LPC47S45x

5

Rev. 04-30-07

PRODUCT PREVIEW

128 PIN QFP PACKAGE OUTLINE, 3.9 MM FOOTPRINT.





















MIN NOMINAL MAX

REMARKS

A

~

~

3.4

Overall Package Height

A1

0.05 ~ 0.5

Standoff

A2

2.55 ~ 3.05

Body

Thickness

D

23.70 ~ 24.10

X

Span

D1

19.90

~

20.10

X body Size

E

17.70 ~ 18.10

Y

Span

E1

13.90

~

14.10

Y body Size

H

0.09

~

0.20

Lead Frame Thickness

L

0.73

0.88

1.03

Lead Foot Length

L1

~ 1.95 ~

Lead

Length

e

0.50 Basic

Lead Pitch

θ

0

o

~ 7

o

Lead Foot Angle

W

0.10 ~ 0.30

Lead

Width

R1

0.13

~

~

Lead Shoulder Radius

R2

0.13

~

0.30

Lead Foot Radius

ccc

~ ~

0.08

Coplanarity

Notes:

1

Controlling Unit: millimeter.

2

Tolerance on the 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.

5

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