XW-HTD640
65
5
7
8
5
6
7
8
C
D
F
A
B
E
Audio
Serial
Port
Output Amp and
Low-Pass Filter
DAC
4x/8x
Oversampling
Digital Filter
with
Function
Controller
Enhanced
Multilevel
Delta-Sigma
Modulator
Output Amp and
Low-Pass Filter
DAC
BCK
LRCK
DATA
1
3
2
5
4
8
7
6
9
15
14
13
16
12
11
10
ML
MC
MD
Serial
Control
Port
System Clock
Manager
Zero Detect
Power Supply
V
OUT
L
V
COM
V
OUT
R
V
DD
DGND
ZEROL
ZEROR
SCK
System Clock
V
CC
AGND
TOP VIEW
BCK
SCK
ML
MC
MD
ZEROL/NA
ZEROR/ZEROA
V
COM
AGND
1
16
15
14
13
12
11
10
9
PCM1742KE (RX Module : IC28)
Blockdiagram
Pin function
Pin layout
• DA Converter
.
o
N
e
m
a
N
n
i
P
O
/
I
n
o
i
t
c
n
u
F
n
i
P
1
K
C
B
I
)
t
u
p
n
i
r
e
g
g
i
r
t
t
d
i
m
h
c
S
(
a
t
a
d
o
i
d
u
a
r
o
f
t
u
p
n
i
k
c
o
l
c
t
i
B
2
A
T
A
D
I
)
t
u
p
n
i
r
e
g
g
i
r
t
t
d
i
m
h
c
S
(
a
t
a
d
o
i
d
u
a
r
o
f
t
u
p
n
i
l
a
t
i
g
i
D
3
K
C
R
L
I
a
t
a
d
o
i
d
u
a
f
o
l
e
n
n
a
h
c
R
/
L
r
o
f
t
u
p
n
i
e
l
b
a
n
e
h
c
t
a
L
4
D
N
G
D
−
d
n
u
o
r
g
l
a
t
i
g
i
D
5
V
D
D
−
V
3
.
3
+
,
y
l
p
p
u
s
r
e
w
o
p
l
a
t
i
g
i
D
6
V
C
C
−
V
5
+
,
y
l
p
p
u
s
r
e
w
o
p
g
o
l
a
n
A
7
V
T
U
O
L
O
h
c
L
r
o
f
t
u
p
t
u
o
g
o
l
a
n
A
8
V
T
U
O
R
O
h
c
R
r
o
f
t
u
p
t
u
o
g
o
l
a
n
A
9
D
N
G
A
−
d
n
u
o
r
g
g
o
l
a
n
A
0
1
V
M
O
C
−
e
g
a
t
l
o
v
e
s
a
h
p
e
m
a
s
r
o
f
g
n
il
p
u
o
c
e
D
1
1
A
O
R
E
Z
/
R
O
R
E
Z
O
h
c
R
/
L
r
o
f
t
u
p
t
u
o
g
a
l
f
o
r
e
z
/
h
c
R
r
o
f
t
u
p
t
u
o
g
a
l
f
o
r
e
Z
2
1
A
N
/
L
O
R
E
Z
O
d
e
s
u
t
o
N
/
h
c
L
r
o
f
t
u
p
t
u
o
g
a
l
f
o
r
e
Z
3
1
D
M
I
l
o
r
t
n
o
c
e
d
o
m
r
o
f
t
u
p
n
i
a
t
a
D
4
1
C
M
I
l
o
r
t
n
o
c
e
d
o
m
r
o
f
t
u
p
n
i
k
c
o
l
C
5
1
L
M
I
l
o
r
t
n
o
c
e
d
o
m
r
o
f
t
u
p
n
i
h
c
t
a
L
6
1
K
C
S
I
t
u
p
n
i
k
c
o
l
c
m
e
t
s
y
S
www. xiaoyu163. com
QQ 376315150
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
