KD-LX333R
1-30
FAN8037 (IC581) : CD driver
1. Pin layout & Block diagram
2. Pin function
30
29
28
27
26
25
36
35
34
33
32
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
s
w
s
w
s
w
M
S
C
M
S
C
M
S
C
D
D
D
D
D
D
T.S.D
STAND BY
ALL MUTE
POWER SAVE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
I
I
O
I
I
O
I
I
O
I
I
I
I
I
I
-
O
CH2 op-amp input(+)
CH2 op-amp input(-)
CH2 op-amp output
CH3 op-amp input(+)
Ch3 op-amp input(-)
CH3 op-amp output
CH4 op-amp input(+)
CH4 op-amp input(-)
CH4 op-amp )
CH5 motor speed control
CH5 forward input
CH5 reverse input
CH6 motor speed control
CH6 forward input
CH6 reverse input
Signal ground
CH7 forward input
CH7 reverse input
CH7 motor speed control
Stand by
Power save
All mute
Power supply voltage
CH7 drive output(-)
IN2+
IN2-
OUT2
IN3+
IN3-
OUT3
IN4+
IN4-
OUT4
SB
PS
MUTE
PVCC2
DO7-
Pin
No.
Symbol I/O
Function
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
O
O
O
-
O
O
O
O
O
O
-
O
O
O
O
-
I
O
I
I
-
I
I
O
CH7 drive )
CH6 drive output(-)
CH6 drive )
Power ground2
CH5 drive output(-)
CH5 drive )
CH4 drive output(-)
CH4 drive )
CH3 drive output(-)
CH3 drive )
Power ground1
CH2 drive output(-)
CH2 drive )
CH1 drive output(-)
CH1 drive )
Power supply voltage
Regulator feedback input
Regulator output
Regulator reset input
Bias voltage input
Signal supply voltage
CH1 op-amp input(+)
CH1 op-amp input(-)
CH1 op-amp output
DO7+
DO6-
DO6+
PGND2
DO5-
DO5+
DO4-
DO4+
DO3-
DO3+
PGND1
DO2-
DO2+
DO1-
DO1+
PVCC1
REGOX
REGX
RESX
VREF
SVCC
IN1+
IN1-
OUT1
Pin
No.
Symbol I/O
Function
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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
