SI7015-A10 Datasheet, PDF (32/39 Pages) Silicon Laboratories – Excellent long term stability

Si7015-A10
9. Package Outline
9.1. 24-Pin QFN
Figure 8 illustrates the package details for the Si7015. Tables 23 and 24 list the values for the dimensions shown in
the illustration. There are two package variants with slightly different height dimensions. The two package variants
are otherwise interchangeable.
Figure 8. 24-Pin Quad Flat No Lead (QFN)
Table 23. 24-Pin Package Diagram Dimensions
Dimension
Min
Nom
Max
Dimension
Min
Nom
Max
A1
0.00
0.02
0.05
H1
1.03
1.08
1.13
b
0.18
0.25
0.30
H2
1.68 REF
D
4.00 BSC.
L
0.30
0.35
0.40
D2
2.55
2.65
2.75
aaa
—
—
0.15
e
0.50 BSC.
bbb
—
—
0.15
E
4.00 BSC.
ccc
—
—
0.08
E2
2.55
2.65
2.75
ddd
—
—
0.10
Notes:
1. Dimensioning and Tolerancing per ANSI Y14.5M-1994.
2. Recommended card reflow profile is per the JEDEC/IPC J-STD-020 specification for Small Body Components.
Table 24. Package Variants
Variant A
Dimension
Min
Nom
Max
Min
A
0.80
0.90
1.00
0.70
Note: All Dimensions are in mm unless otherwise noted.
Variant B
Nom
0.75
Max
0.80
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Rev. 1.0