KD-S50
1-22
AN8806SB-W (IC501) : RF&Servo amp.
PD
LD
LDON
LDP
VCC
RF-
RF OUT
RF IN
C.AGC
ARF
C.ENV
C.EA
CS BDO
BDO
CS BRT
OFTR
/NRFDET
GND
PDAC
PDBD
PDF
PDE
PDER
PDFR
TBAL
FBAL
EF-
EF OUT
TE-
TE OUT
CROSS
TE BPF
VDET
LD OFF
VREF
ENV
30
24
25
26
23
22
1
4
3
33
36
13
14
15
16
20
2
21
6
29
7
28
27
8
9
10
17
11
12
19
ENV CURCUIT
RF
DET
AGC
EQ
BDO
OFTR
--
+
--
+
-- +
-- +
-- +
--
+
--
+
--
+
--
+
--
+
--
+
+
--
+
--
+
-- +
VCBA
--
+
1.Pin layout
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
2.Block diagram
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9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299