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SONY
CXD255*M/P
Operation
In
POWER
ON/OFF
state
^S*"^
OFT
1
mBlscx
i
RJUI
VI
INIT
Der't
W*
1
Note)
3'
DATA-
IN
_^^^=
=
—
__.
__
LRO,BC«
.^SMS
0"
rj»n-r
CCfl
'a'
D4T4-0UT
~I----^
~~
—
—
—
_
-J
Note)
To
initialize
first
turn
on
power.
After
Vod reaches 4,5V
and
the IC stabalizes (Voo
levels
off),
input
at least
12
CKs
to
XIN. Bringing INIT
"H" completes
initialization.
Filter
Characteristics
Quadrupled oversampling
mode
Frequency
Characteristics
1
(Pass band)
RESPONSE
(dB)
Frequency
Characteristics
2
(Stop
band)
RESPONSE MB)
0.400
o.coo
-0.400
-0.800
-1-200
25.0
0.0
5,0
tO.O
15.0
20.0
FREQUENCY
(KHil
100,0
150.0
200.0
FREQUENCY
(KHi)
Octupled oversampling
mode
Frequency
Characteristics
1
(Pass
band)
Frequency
Characteristics
2
(Stop band)
RESPONSE MB)
RESPONSE MB)
0.400
o.ooo
0.400
-0.800
*^~X_/>
1.200
25.0
0,0
-25.0
-50.0
0.0
5.0
(0.0
15.0
200
FREQUENCY
(KHi)
-75.0
HffiiraflF
p=*
H
o.o
ioo.o
200.0
300.0
400.0
FREQUENCY
(KHi)
47
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