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132_CE
SCLK1
SDo1
132_EN
Q201
SSM3K15TE(F)
4
VCO_MOD
5
CV-ADJ2
6
0.01u
9
DGND
R213 1k
10
CE
R214 1k
11
CLK
R207 1k
12
DATA
R208 1k
13
LE
14
MUXoUT
5V
15
DVDD
R210
16
100k
VP
C205
Q202
2SA1832F
0.1u
0V
C206
Q201,202
0.01u
DC SWITCH
5C2
R203
5C2
2.2
IC201
BH2220FVM
R202
47k
1
8
AO1
LD
2
7
5V
AO2
CLK
3
6
AO3
DI
4
5
Vcc
GND
DAC
R219
470k
R226
8
C236
C238
REFIN
100k
C217
47p
18p
7
AVDD
L204
L205
0.01u
C218
6
RFINA
330n
390n
0.01u
C215
5
RFINB
0.01u
4
AGND
3
CPGND
2
CP
R223
1
RSET
4.7k
R237
L203
0
10u
C211
470p
C212
2.5V
0.1u
IC203
5V
NJM2732V
R232
150k
1
8
AoUTPUT
V+
C210
C227
2
7
A-INPUT
BoUTPUT
10p
120p
3
6
A+INPUT
B-INPUT
4
5
GND
B+INPUT
OP AMP
CN701
MO
CHK1.0B
IC202
S24CS02AFJTBG
5V
1
8
A0
VCC
R229 100k
2
7
A1
WP
R230 4.7k
3
6
A2
SCL
R231 4.7k
4
5
GND
SDA
Q204
SSM3K15TE(F)
EEPROM
DC SWITCH
A-10
5V
C242
C258
R259
C259
68p
0.01u
220
0.01u
Q205
2SC4617(R)
1.7V
2.6V
1.2V
19.2MHz
Q205
REFERENCE
SIGNAL AMP
R239
R242
10k
0
R258
1M
OP AMP
IC206
CN302
NJM2732V
CHK1.0B
MB
1
AoUTPUT
V+
R235
2
A-INPUT
BoUTPUT
100k
3
A+INPUT
B-INPUT
4
GND
B+INPUT
5C2
CN301
CN812
CHK1.0B
C249
MOD
100u
R249
C250
MOD
0
100u
R250 10
VR_EN
R251 10
SCLK0
R252 10
SDo0
OSC-3
X201
L77-3066-05
3.2V
R279
C271
C265
1.8k
0.01u
3
oUTPUT
0.01u
Q206
5V
2SC4617(R)
4
A-11
VCC
19.2M
Q206
REFERENCE
SIGNAL AMP
C260
470p
OP AMP
IC208
C261
LMC7101BIM5
0.01u
1
5
OUTPUT
V-
2
V+
5V
3
4
INPUT+
INPUT-
5V
C255
0.1u
C256
8
470p
7
6
C254
5
10p
R255
100k
DIGITAL POTENTIOMETER
5V
IC207
M62364FP-F
R269 100k
1
24
VIN1
VIN8
R270 100k
2
23
VoUT1
VoUT8
3
22
R271 100k
VoUT2
VoUT7
R272 100k
4
21
VIN2
VIN7
5
20
VDD
GND
6
19
LD
RESET
7
18
CLK
VDAREF
2.5V
8
17
DI
D0
R253 100k
R273 100k
9
16
VIN3
VIN6
R246 100k
R266 100k
10
15
VoUT3
VoUT6
R247 100k
R267 100k
11
14
VoUT4
VoUT5
R248 100k
R268 100k
12
13
VIN4
VIN5
GN
V
R
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