
MC3361B
6
MOTOROLA RF/IF DEVICE DATA
Figure 10. Simplified Application
Units:
R :
C :
μ
F
unless noted
3
2
4
1
9
10
11
12
13
14
15
16
R7
18 k
Scan Control
to PLL
5
6
7
8
R4
6.8 k
C10
0.001
C7
0.022
C9
0.001
R6
470 k
10.245
MHz
C2
68 pF
C3
220 pF
FL1
R2
20 k
C5
0.1
C4
0.1
C6
0.1
Quad Coil
MC3361B
R3
3.3 k
VR1
22 k
C8
0.047
AF Output
to Audio
Power Amp.
R5
3.3 k
R8
4.7 k
VR2 (Squelch Control)
10 k
R10
1.0 k
R9
100 k
C12
4.7
+
C11
0.1
+
C13
10
VCC = 4.0 V
1st IF 10.7 MHz
from Input
Front End
R1
51
C1
0.01
FL1 – muRata Erie North America Type CFU455D2 or equivalent
Quadrature Coil – Toko America Type 7MC–8128Z or equivalent