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6-12
RF2466
Rev A7 010717
6
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
9
7
6
5
8
12
10
11
4
3
2
1
16
15
14
13
17
T1
**XFMER
R1
33
Ω
R2
68
Ω
50
Ωµstrip
J3
CDMA IF1
L2
390 nH
L4
3.3 uH
VCC
IF SEL
ENABLE
C3
9pF
L3
3.3 uH
C5
33 nF
VCC
C6
10 pF
L5
8.2 nH
C7
3.0 pF
50
Ωµstrip
J1
LO IN
C9
33 nF
C8
33 nF
L6
15 nH
50
Ωµstrip
J2
MIXER IN
L7
15 nH
L8*
TBD
50
Ωµstrip
1
4
3
6
F1
GND GND
GND GND
L1
150 nH
C1
33 nF
J3
R3
10
Ω
VCC
C2
10 pF
50
Ωµstrip
J4
FM IF2
**Core: Fair-Rite Balun #2865002402
L12: 3 turns #30 AWG (Green)
L34: 12 turns #32 AWG (Red)
One turn = one pass through BOTH holes.
Winding starts and finishes on same end of core.
L12 and L34 exit opposite ends of core.
F1: filter
2466400 Rev A
R4
200
Ω
0
0
Off
0
1
Off
1
0
FM
1
1
CDMA
Enable
IF Select
Stage
C4
9pF
P2-3
ENABLE
GND
P2-1
IF SEL
P2
1
2
3
P1
1
2
3
P1-3
NC
GND
P1-1
VCC
C10
1uF
+
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