alm-12124 Avago Technologies, alm-12124 Datasheet - Page 9

• Manufacturer Part Number: alm-12124
• Manufacturer: Avago Technologies

Demo Board Layout
Figure 12. Demo Board Layout Diagram
– Recommended PCB material is 20 mils Rogers RO4350.
– Suggested component values may vary according to layout and PCB material.
– Optional LNA1_out and LNA2_In traces are electrically disconnected.
Simplifi ed Schematic
Figure 13. Demo Board Schematic Diagram matching
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Vc2
Vg
Ant
C9
C1
Vdd1
C9
C1
C3
R1
R2
C2
LNA1
output
Tx
C4
R2
C10
C6
C7
C8
Vc1
LNA2
input
C5
Top View
C4
Vbias
14 Pin
Connector
C10
Vdd2
1
L1
C5
Rx Out
C6
C7
C8
Table 1. Component list for 1.90 GHz
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Component
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
R1
R2
L1
Vendor
Murata
Murata
Murata
Murata
Murata
Murata
Murata
Murata
Murata
Murata
KOA
KOA
Murata
Size
0805
0805
0805
0402
0402
0603
0402
0402
0805
0805
0402
0402
0402
Value
18 pF
12 pF
4.7 F
10 pF
5.6 pF
2.2 F
0.1 F
10 pF
4.7 F
4.7 F
3.6 Kohm
0 ohm
47 nH