Sony CXD2701Q Data Book page 31

Semiconductor ic, digital audio ics
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SONY,
CXD1244S
Pin Description
No.
Symbol
I/O
Description
1
GND
2
TEST1
Test
pin
(Normally
fixed
to
"L"
levei)
3
ATT
Attenuate data
input
4
SHIFT
Attenuate data
shift
clock
input
5
LATCH
Attenuate data
latch
clock
input
6
SOFT
Soft
muting
ON/OFF
active
at
"H",
7
INIT
Synchronous
again
with the
rising
edge
of
this
signal.
8
NC
9
XIN
1
Master
CLK
input
(f=384
Fs)
10, 11
Vdo
Supply
(+5V)
12
BCK
1
BCK
input
13
DATA
1
Serial
data
input
(2's
complement)
14
LRCK
1
LRCK
input
15
DPOL
1
Output data
polarity
"L"
:
non
inversion
"H"
:
inversion.
16
INAF
When
I/O
sync
is
missed
"H"
is
output.
17
LFS
1
4Fs
mode
ON/OFF
available
at
"H"
only during
I'S.
18
SONY/l
2
S
1
Output format
specified
at
"L":
Sony,
at
"H":
l
2
S
19
NC
20
to
22
TEST
2
to
4
Test
pin
(Normally
fixed to
L'
levei)
23
MUTE
Turns
output
to
or
offset
value. Active
at
H'.
24
DPOL
Offset
polarity
'L':
(-)
'H':
(+)
25
OFST
Offset
ON/OFF
Active
at
H
26
OUT16/18
Output data
word
length specified
at
1":
1
6
bit
at
'H':
1
8
bit
27
LEWS
LE
output
(Sony format)/WS
output
{\
2
B
format)
28
LRCKO
LRCKO
output
29
DATAR
o
Rch
serial
data output
(2's
complement)
30.31
GND
32
DATAL
o
Lch
serial
data
output
(2's
complement)
33
BCKO
BCKO
output
34
APTAWS
o
APT
output
(Sony format)AVS
output
(PS
format)
35
NS
1
Noise shaping
ON
/OFF
Active
at
'H'
36
EMP
1
Deemphasis
ON/OFF
Active
at
'H'
37
to
40
TEST
5
to
8
1
Test
pin
(Normally
fixed to
L'
level)
I
-27-

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