SI4012 Silicon Laboratories, SI4012 Datasheet - Page 13

• Manufacturer Part Number: SI4012
• Description: CRYSTAL-LESS RF TRANSMITTER
• Manufacturer: Silicon Laboratories

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5. Package Outline: Si4012
Figure 21 illustrates the package details for the Si4012. Table 16 lists the values for the dimensions shown in the
illustration.
Notes:
Symbol
1. All dimensions are shown in millimeters (mm).
2. Dimensioning and tolerancing per ASME Y14.5M-1994.
3. This drawing conforms to JEDEC Outline MO-187, Variation “BA.”
4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020 specification for Small Body Components.
A1
A2
E1
A
D
E
b
c
0.00
0.75
0.17
0.08
Min
—
Millimeters
3.00 BSC
4.90 BSC
3.00 BSC
Nom
Figure 2. 20-Pin Quad Flat No-Lead (QFN)
0.85
—
—
—
—
Table 8. Package Dimensions
Max
1.10
0.15
0.95
0.33
0.23
Rev 0.1
Symbol
aaa
bbb
ddd
ccc
L2
e
L
q
0.40
Min
0°
—
—
—
—
Millimeters
0.50 BSC
0.25 BSC
Nom
0.60
—
—
—
—
—
Si4012
0.20
0.25
0.10
0.08
Max
0.80
8°
13
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