9 / 16 page

9 of 16
RF2861
Rev A3 DS050902
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Application Schematic
Single-End Matching
8
7
6
5
3
4
1
2
13
14
15
16
10
9
12
11
C2
R1
L1
33 nF
L2
LO IN
2.2 nH
LO
OUT
33 nF
10 nH
3.9 pF
RF Saw
4
5
6
3
GND
GND
GND
GND
2
1
9.1 k
Ω
20 k
Ω
22 nH
33 nF
C1
C3
VCC
C4
IF Saw
4
59
10
IF+
IF-
VCC
VCC
G1
TX BUFF
ENABLE
ENABLE
G2
CELL LNA IN
1.2 nH
33 nF
33 nH
DNI
C5
L3
33 nF
+
85 MHz IF (LO
FREQ=965 MHz)
43
43
DNI
2.7
72
72
5.1
DNI
220
SAWTEK 855845
184 MHz IF (LO
FREQ=1064 MHz)
13
13
DNI
2.7
55
55
10
DNI
43
EPCOS B4955
C1
(pF)
C2
(pF)
C3
R1
(k
Ω)
L1
(nH)
L2
(nH)
C4
(pF)
C5
L3
(nH)
IF SAW FILTER