C8051F340-GQR Datasheet, PDF (38/276 Pages) Silicon Laboratories – Full Speed USB Flash MCU Family

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Figure 4.8. QFN-32 Package Drawing
Table 4.6. QFN-32 Package Dimensions
Dimension
Min
Nom
Max
A
0.80
0.9
1.00
A1
0.00
0.02
0.05
b
0.18
0.25
0.30
D
5.00 BSC
D2
3.20
3.30
3.40
e
0.50 BSC
E
5.00 BSC
E2
3.20
3.30
3.40
L
0.30
0.40
0.50
Notes:
1. All dimensions shown are in millimeters (mm) unless otherwise noted.
2. Dimensioning and Tolerancing per ANSI Y14.5M-1994.
3. This drawing conforms to the JEDEC Solid State Outline MO-220,
variation VHHD except for custom features D2, E2, and L which are
toleranced per supplier designation.
4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020
specification for Small Body Components.
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Rev. 1.3