
Integrated USB 2.0 Compatible
Datasheet
Chapter 9 Package Outline
Figure 9.1 48 Pin QFN Package Outline (7x7 mm body - 0.5 mm pitch)
Table 9.1 48 Pin QFN Package Parameters
| MIN | NOMINAL | MAX | REMARKS |
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A | 0.70 | ~ | 1.00 | Overall Package Height |
A1 | 0 | 0.02 | 0.05 | Standoff |
A2 | ~ | ~ | 0.80 | Mold Thickness |
D | 6.85 | 7.00 | 7.15 | X Overall Size |
D1 | 6.55 | ~ | 6.95 | X Mold Cap Size |
D2 | 2.25 | ~ | 5.60 | X exposed Pad Size |
E | 6.85 | 7.00 | 7.15 | Y Overall Size |
E1 | 6.55 | ~ | 6.95 | Y Mold Cap Size |
E2 | 2.25 | ~ | 5.60 | Y exposed Pad Size |
L | 0.30 | ~ | 0.50 | Terminal Length |
e |
| 0.50 Basic |
| Terminal Pitch |
b | 0.18 | ~ | 0.30 | Terminal Width |
ccc | ~ | ~ | 0.08 | Coplanarity |
Notes:
1.Controlling Unit: millimeter.
2.Dimension b applies to plated terminals and is measured between 0.15mm and 0.30mm from the terminal tip. Tolerance on the true position of the terminal is ± 0.05 mm at maximum material conditions (MMC).
3.Details of terminal #1 identifier are optional but must be located within the zone indicated.
4.Coplanarity zone applies to exposed pad and terminals.
Revision 2.3 | 43 | SMSC USB2503/USB2503A |
| DATASHEET |
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