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RF2861 Datasheet(PDF) 8 Page - RF Micro Devices

Part # RF2861
Description  CDMA LOW NOISE AMPLIFIER/MIXER 900MHz DOWNCONVERTER
PDF  15 Pages
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Manufacturer  RFMD [RF Micro Devices]
Direct Link  http://www.rfmd.com
Logo RFMD - RF Micro Devices

RF2861 Datasheet(HTML) 8 Page - RF Micro Devices

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RF2861
DS120220
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com.
Application Schematic
Differential IF Matching
C1
R1
L1
L2
C2
C3
L3
IF SAW FILTER
85MHz IF (LO Freq = 965MHz)
22pF
2.7k
72nH
72nH
5.1pF
5.1pF
220nH
SAWTEK 855845
184MHz IF (LO Freq = 1064MHz)
5.0pF
2.7k
55nH
55nH
10pF
10pF
43nH
EPCOS B4955
C1
R1
L2
L1
C2
C3
L3
IF Saw
4
59
10
2.2 nH
LO
OUT
TX BUFF
ENABLE
ENABLE
G2
CELL LNA IN
1.2 nH
10 nH
3.9 pF
RF Saw
4
5
6
3
GND
GND
GND
GND
2
1
9.1 k
20 k
22 nH
33 nF
DNI
33 nF
33 nF
33 nF
8
7
6
5
3
4
1
2
13
14
15
16
10
9
12
11
VCC
VCC
VCC
G1
33 nH
33 nF
0603 Wire‐wound Inductors
DNI



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