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PDR-555RW
BA5912AFP-Y (SERVO DIGITAL ASSY : IC351)
• Driver IC
•
Block Diagram
25
24
10kΩ
10kΩ
CH1
MUTE
1
2
•
Pin Function
N
. o
P
n i
N
a
m
e
1
G
N
D
S
u
- b
t s
a r
g i
t h
2
M
U
T
E
1
C
H
1
m
u
e t
p
3
R
E
F
1
C
H
1
r V
f e
s
w
4
P
o
w
V
c c
1
P
o
w
V
c c
(
C
5
O
U
T
1
–
C
H
1
n
e
g
a
v i t
6
O
U
T
1
+
C
H
1
p
o
i s
v i t
7
G
N
D
S
u
- b
t s
a r
g i
t h
8
O
U
T
2
+
C
H
2
p
o
i s
v i t
9
O
U
T
2
–
C
H
2
n
e
g
a
v i t
1
0
P
o
w
V
c c
2
P
o
w
V
c c
(
C
1
1
P
e r
V
c c
P
e r
V
c c
1
2
R
E
F
2
C
H
2
r V
f e
s
w
1
3
M
U
T
E
2
C
H
2
m
u
e t
p
60
23
22
21
20
LEVEL
SHIFT
Vref1
Vref1
REF1
SWITCH
10kΩ
10kΩ
10kΩ
10kΩ
3
4
5
6
F
u
n
t c
o i
n
G
N
D
n i
c t i
h
n i
g
p
n i
H
) 1
e
o
u
p t
t u
e
o
u
p t
t u
G
N
D
e
o
u
p t
t u
e
o
u
p t
t u
H
) 2
c t i
h
n i
g
p
n i
n i
19
18
17
T.S.D.
LEVEL
SHIFT
Vref2
Vref2
10kΩ
10kΩ
10kΩ
7
8
9
10
N
. o
P
n i
N
a
m
e
1
4
N I
' 2
C
H
2
n i
p
1
5
N I
2
C
H
2
g
a
n i
1
6
O
P
- 1
O
U
T
O
P
a
m
. p
1
7
O
P
- 1
N I
–
O
P
a
m
. p
1
8
O
P
- 1
N I
+
O
P
a
m
. p
1
9
G
N
D
S
u
- b
t s
a r
2
0
B
A I
S
B
a i
s
n i
p
t u
2
1
O
P
- 2
N I
+
O
P
a
m
. p
2
2
O
P
- 2
N I
–
O
P
a
m
. p
2
3
O
P
- 2
O
U
T
O
P
a
m
. p
2
4
N I
1
C
H
1
g
a
n i
2
5
N I
' 1
C
H
1
n i
p
t u
16
15
14
10kΩ
10kΩ
REF2
SWITCH
10kΩ
CH2
MUTE
11
12
13
F
u
n
t c
o i
n
t u
p
n i
f
r o
g
a
n i
a
d
u j
t s
m
e
t n
x i f
e
d
n i
p
t u
1
o
u
p t
t u
1
–
n i
p
t u
1
+
n i
p
t u
g i
t h
G
N
D
2
+
n i
p
t u
2
–
n i
p
t u
2
o
u
p t
t u
x i f
e
d
n i
p
t u
p
n i
f
r o
g
a
n i
a
d
u j
t s
m
e
t n
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