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DP-MA5/MAQ9
CIRCUIT DESCRIPTION
6. D/A converter : TC9237BF (IC4)
6-1. Terminal connection diagram
M/L
1
VDD
MUTE
2
LRCK
TEST1
3
BCK
VDA
4
DATA
RO
5
HS:
RO
6
EMP
GNDA
7
R/L
GNDA
8
EM2
Lo
9
EM1
LO
10
MCK
VDA
11
VDX
TEST2
12
xO
TEST3
13
x!
GNDD
14
GNDX
6-2. Block diagram
Nai
<
P<
Q
oO
mm
t
aay
a)
N
eal
pas
OQ
~
o
<
sae
Ss
NOS
OS
OA
OO
ee
4
mn
Q
a6
fea
m
fea)
=
>
><
be
oO
.
G8)
Timing
generator
Interpolation
Interpolation
/ Disa
/ Disa
Output data
Output data
interface
interface
MUTE
TESTI
LO
LO
VDA
TSET3
GNDD
20
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