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SONY
CXD2561BM
1-Bit
D/A
Converter
for
Audio
Applications
Description
The
CXD2561
BM
is
a
1
-bit
stereo
D/A
converter using
a
3rd-order noise sbaper,
in
which
DA
conversion
with
superior
characteristics
can be
achieved by employing an
SX
oversampling
digital
filter.
(By
using
two
chips
configuration,
etc.)
Characteristics
•
Distortion
:
0.0035%
and below
• S/N
ratio
:
At
least
95dB
Features
• 2-channel D/A
converter
on
a
single chip
•
Srd-order noise
shaper
•
PLM-method
pulse
conversion
output
• Master
clock
ot
512fs
Structure
Silicon
gate
CMOS
Applications
Compact-disc
players,
digital
amplifiers,
satellite-broadcast tuners,
etc.
Pin
Configuration
(Top View)
I
DVoollJ
TEST
(2)
initQ
lrckM
DATAR (T)
DATAL
(J)
DVss
®
512FS (9)
XV
ss
(10)
X
OUT
(is)
XV0D@
V
suefr?)
o
(2S)AVDDL
@L1(4}
@AV»5L
©u
I-
@L2(+)
©L2(-)
©AVss
©
AVdo
(£)R2I
-
)
@R2t+)
@RH-1
@
AVsjfi
@
R){ +
)
(l5)
AVddR
E91Y3S-ST
-85-
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