
Si4730/31-D50
8. Package Outline: Si4730/31
Figure 12 illustrates the package details for the Si4730/31. Table 14 lists the values for the dimensions shown in
the illustration.
Figure 12. 20-Pin Quad Flat No-Lead (QFN)
Table 14. Package Dimensions
Symbol
Millimeters
Symbol
Millimeters
Min
Nom
Max
Min
Nom
Max
A
0.50
0.55
0.60
f
2.53 BSC
A1
b
c
D
D2
e
E
0.00
0.20
0.27
1.65
0.02
0.25
0.32
3.00 BSC
1.70
0.50 BSC
3.00 BSC
0.05
0.30
0.37
1.75
L
L1
aaa
bbb
ccc
ddd
eee
0.35
0.00
—
—
—
—
—
0.40
—
—
—
—
—
—
0.45
0.10
0.05
0.05
0.08
0.10
0.10
E2
1.65
1.70
1.75
Notes:
1. All dimensions are shown in millimeters (mm) unless otherwise noted.
2. Dimensioning and tolerancing per ANSI Y14.5M-1994.
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Rev. 1.0