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RF9957
Rev C11 010622
7
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
C7
20 pF
P1-3
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VCC1
VCC2
VCC3
CDMA IN+
CDMA IN-
GND
GND
FM IN+
FM IN-
BG OUT
DEC
LO-
PD
GC
IOUT-
IOUT+
GND
FL+
FL-
GND
QOUT+
QOUT-
IN SEL
LO+
R1
680
Ω
C3
10 nF
C4
10 nF
C5
13 pF
C6
13 pF
L1
390 nH
L2
390 nH
T1
50
Ω µstrip
J1
CDMA
C1
10 nF
C2
10
µF
C6
13 pF
C8
9.1 pF
R14
3k
Ω
50
Ω µstrip
J2
FM
L3
330 nH
C9 10 nF
C10 10 nF
C11 10 nF
C12 1 nF
R2
270
Ω
1
T2
1
50
Ω µstrip
J3
LO
C13
1nF
P1-1
C26
100 nF
C19 6.8 pF
C20 6.8 pF
L4 390 nH
L5 390 nH
C27
4.6 nF
C31
100 nF
C30
100 nF
R9
820
Ω
R8
4.3 k
Ω
R12
1.6 k
Ω
R10
8.2 k
Ω
R11
51
Ω
50
Ω µstrip
J5
IOUT
P3-3
P3-1
C24
10
µF
C23
100 nF
C22
10
µF
C21
100 nF
P2-1
C28
100 nF
C29
100 nF
R4
820
Ω
R3
4.3 k
Ω
R5
1.6 k
Ω
R6
8.2 k
Ω
R7
51
Ω
50
Ω µstrip
J4
QOUT
P3-3
P3-1
C16
10
µF
C15
100 nF
C18
10
µF
C17
100 nF
P2-3
C14
100 nF
U2
CLC426/
CL
U1
9957400 Rev B
R15
1k
Ω
R13
36 k
Ω
C25
100 nF
P1-3
P1
1
2
3
P1-1
PD
GND
P1-3
VCC
P2
1
2
3
P2-1
GC
GND
P2-3
IN SEL
P3-3
-5 VDC
GND
P3-1
+5 VDC
P3
1
2
3
V
+
V-
+
-
3
2
7
4
6
CLC426/
CL
V
+
V-
+
-
3
2
7
4
6
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