C8051F960-B-GM Datasheet, PDF (50/492 Pages) Silicon Laboratories – Ultra Low Power 128K, LCD MCU Family

C8051F96x
3.2. QFN-40 Package Specifications
Figure 3.7. Typical QFN-40 Package Drawing
Table 3.5. QFN-40 Package Dimensions
Dimension Min
Typ
Max
Dimension Min
Typ
Max
A
0.80
0.85
0.90
A1
0.00
—
0.05
b
0.18
0.23
0.28
D
6.00 BSC
D2
4.00
4.10
4.20
e
0.50 BSC
E
6.00 BSC
E2
4.00
4.10
4.20
L
0.35
0.40
0.45
L1
—
—
0.10
aaa
—
—
0.10
bbb
—
—
0.10
ddd
—
—
0.05
eee
—
—
0.08
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 JEDEC Solid State Outline MO-220, variation VJJD-5, except for
features A, D2, and E2 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. 1.0