Package Outline
| Figure 2 - 128 PIN QFP Package Outline, 14x20x2.7 Body, 3.2 mm Footprint | |||
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| Table 1 - 128 PIN QFP Package Parameters | ||
| MIN | NOMINAL | MAX | REMARKS |
A | ~ | ~ | 3.4 | Overall Package Height |
A1 | 0.05 | ~ | 0.5 | Standoff |
A2 | 2.55 | ~ | 3.05 | Body Thickness |
D | 23.00 | 23.20 | 23.40 | X Span |
D1 | 19.90 | 20.00 | 20.10 | X body Size |
E | 17.00 | 17.20 | 17.40 | Y Span |
E1 | 13.90 | 14.00 | 14.10 | Y body Size |
H | 0.09 | ~ | 0.20 | Lead Frame Thickness |
L | 0.73 | 0.88 | 1.03 | Lead Foot Length |
L1 | ~ | 1.60 | ~ | Lead Length |
e |
| 0.50 Basic |
| Lead Pitch |
θ | 0o | ~ | 7o | Lead Foot Angle |
W | 0.10 | ~ | 0.30 | Lead Width |
R1 | 0.08 | ~ | ~ | Lead Shoulder Radius |
R2 | 0.08 | ~ | 0.30 | Lead Foot Radius |
ccc | ~ | ~ | 0.08 | Coplanarity |
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.
SMSC LPC47M997 | Page 5 | Rev. |
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