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3 7 63 1515 0
52103 (AN8806SB) (CD PCB : IC400)
• Digital Servo Head Amplifier IC
•
Block Diagram
36
A+C
35
B+D
31
PDFR
34
F
PDER
32
E
33
TE
L 13942296513
•
Pin Function
No.
Pin Name
1
PD
2
LD
3
LD ON/OFF
4
LDP
5
Vcc
6
RF-
7
RFOUT
8
RFIN
9
CAGC
10
ARF
11
CENV
12
CEA
13
CSBDO
www
14
BDO
15
CSHRT
16
OFTR
.
17
RFDET
18
GND
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RF-
RFOUT
FBAL
6
7
29
FEOUT
FEOUT
FEOUT
TEOUT
TEOUT
FEOUT
30
24
TBAL
CROSS
Function
APC Amp input
APC Amp output
APC ON/OFF control
APC reference voltage setting
Power supply pin
RF Amp inverting input
RF Amp output
AGC input
AGC loop filter connection pin
AGC output
Capacitor connection pin for RF detection
Capacitor connection pin for HPF-Amp
Capacitor connection pin for RF dark side envelope
BDO output
Capacitor connection pin for RF light side envelope
x
ao
u163
y
OFTR output
i
RFDET output
Ground
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2 9
8
FEOUT
FE-
RFIN CAGC
27
28
8
9
EQ
by IA+C
by IB+D
by FBAL
by IF
by IE
by TBAL
SUBTRACTION
Q Q
3
6 7
1 3
25
26
TEOUT
TE-
No.
Pin Name
19
ENV
20
VREF
21
LD OFF
22
VDET
23
TEBPF
24
CROSS
25
TEOUT
26
TE-
27
FEOUT
28
FE-
29
FBAL
30
TBAL
31
PDFR
32
PDER
33
E
34
F
.
35
B+D
36
A+C
9 4
2 8
ARF RFDET
CENV CEA
10
17
11
12
ENV
DETECTION
RF
BDO
AGC
DETEC-
TION
OFTR
1 5
0 5
8
2 9
9 4
23
22
1
4
3
TEBPF
VDET
PD
LDP
LD ON/OFF
Function
3TENV output
VREF output
APC OFF control
VDET output
VDET input
CROSS output
TE. Amp output
TE. Amp inverting input
FE. Amp output
FE. Amp inverting input
F. BAL control
T. BAL control
I-V Amp conversion resistor adjustment
m
co
I-V Amp input
X-HX700
9 9
ENV
19
CSBDO
13
14
BDO
15
CSHRT
OFTR
16
Vcc
5
18
GND
20
VREF
21
LD OFF
2
LD
2 8
9 9
39
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