MC13821 Freescale Semiconductor, MC13821 Datasheet - Page 24

• Manufacturer Part Number: MC13821
• Description: Low Noise Amplifier
• Manufacturer: Freescale Semiconductor

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Application Information
24
Figure 12. 2140 MHz LNA Application Schematic with R3 Output Resistor Added
LNA
OUT
Vcc1
1 pf
C2
2140 MHz
R3
10
2.7 nH
.01uf
C5
L2
Vcc3
33 pf
C6
NC
33 pf
.01uf
C3
C4
MC13821 Data Sheet: Technical Data, Rev. 1.5
3.3k
R2
1
2
3
1.2 k
R1
Rbias
NC
12
4
2140 MHz LNA
MC13821
NC
11
5
4.3 nH
L1
NC
10
6
8 pF
C1
LNA IN
9
8
7
Freescale Semiconductor
Gain
Enable
Gnd