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4.5 BU4066BCFV-X (IC131) : Quad analog switch
• Pin layout & Block diagram
VDD
14
1
I/O1
4.6 RPM6938-SV4 (IC805) : Remote control receiver
• Block diagram
C1
C4
13
12
2
3
O/I1
O/I2
AGC
AMP
I/V
BPF
conversion
for
PD
trimming circuit
magnetic shield
I/O4
O/I4
O/I3
11
10
9
4
5
6
I/O2
C2
C3
Vcc
22k
ohm
Comp
Detector
KD-LH3150, KD-LH3100
I/O3
8
7
Vss
VDD
3
OUT
1
GND
2
(No.49838)1-31
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