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Roland JP-8080 Service Notes page 19

Synthesizer module
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Jul, 1998
1
2
3
4
5
6
A
AD/DA BLOCK
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
+ 5
D
I C 3 4 C
T
C 2 0 2
0 . 1
T C 7 4 H C 7 4 F
U
D
D
7
8
9
10
11
12
C 2 4 2
1 0 / 1 6
I n p u t _ L
I n p u t _ R
C 2 4 5
1 0 / 1 6
2 5 6 F s
C 2 4 7
1 0 / 1 6
C 2 4 8
1 0 / 1 6
1 2
S Y N C
1 1
(SYNC = 2Fs = 88.2kHz)
+ 5
D
C 2 0 5
0 . 1
D
L D A T A
W C L K
B C L K
R D A T A
(BCLK = 64Fs)
U P D 6 3 2 0 0 G S
(WCLK = 2Fs = 88.2kHz)
+ 5
D
+ 5
D
I C 3 3 C
I C 2 7 C
I C 3 7 C
6
2
C 1 9 3
I C 3 3 D
C 1 8 5
U P C 4 5 7 0 G
T C 7 W 0 4 F
0 . 1
T C 7 W 0 4 F
0 . 1
T C 7 W 0 8 F
D
D
13
14
15
16
17
+ 5
R
E
F
P C M 3 0 0 1
I C 3 2
1 0
1 6
C I N P L
L R C I N
C 2 4 3 4 7 0 P
9
C I N N L
1
1 7
V I N L
B C K I N
4
R 1 0 3
V R E F L
5
1 8
V R E F R
D I N
6
1 9
1 0 0
V I N R
D O U T
8
C I N N R
7
C I N P R
C 2 4 6 4 7 0 P
2 7
F M T 0
2 6
1 5
F M T 1
V O U T L
2 5
F M T 2
1 1
V C O M
2 0
A
XTI
2 1
1 2
X T O
V O U T R
2 2
C L K I O
2 8
R S T B
R S T B
C 2 4 9
C 2 5 0
C 2 4 4
C 3 2 5
C 2 5 2
1 0 / 1 6
0 . 1
0 . 1
2 . 2 / 5 0
C 2 5 1
2 . 2 / 5 0
1 0 / 1 6
Bypass
Bypass
A
Bypass
Condenser
Condenser
Condenser
for 2-3pin
f o r 13-14pin
f o r 23-24pin
DATA FORMAT 0
ADC : 16-bit, Left-justified
DAC : 16-bit, Right-justified
+ 5
+ 5
D
D
I C 3 4 B
I C 3 4 A
R 6 7
9
2
5
D
Q
D
Q
3
1 0
(44.1kHz)
C K
C K
8
6
Q
Q
T C 7 4 H C 7 4 F
T C 7 4 H C 7 4 F
C 3 3 5
I C 3 3 A
1
7
T C 7 W 0 4 F
+ 5
R
E
F
+ 15
C 2 0 7
I C 3 5
1 0 / 1 6
C 2 0 4
C 2 0 6
T A 7 8 0 5 F
0 . 1
0 . 1
3
1
O U T
I N
C 2 0 8
0 . 1
I C 3 6
A
C 2 1 1
1 0 / 1 6
1 3
1 1
2
1
D A C _ O U T _ L
L R C K
L . O U T
1 6
6
2
1
D A C _ O U T _ R
C L K
R . O U T
C 2 1 2
1 5
1 0 / 1 6
S I / L S I
R 7 3
R 7 4
1 0 0 k
1 0 0 k
9
R . R E F
3
1 8 / 1 6 S E L
1
4 / 8 F S
1 4
1 0
A
L R / R S I
L . R E F
C 2 1 3
1 0 / 1 6
C 2 1 4
C 2 1 6
1 0 / 1 6
0 . 1
C 2 1 7
0 . 1
A
A
D
A
+ 15
C 2 3 3
-
0 . 1
+
C 2 3 5
A
0 . 1
- 15
18
19
20
21
22
23
6 4 F s
E D A T A _ L
I C 2 7 A
1
7
E S P _ I N _ R
2
T C 7 W 0 8 F
I C 3 3 B
T C 7 W 0 4 F
5
I C 2 7 B
3
E S P _ I N _ L
6
T C 7 W 0 8 F
C 2 5 3
0 . 1
E S P D A C _ L
+ 5
D
R 2 5 4
+ 5
D
1 0 k
R S T B
7
1
V C C
N C
2
N C
3
N C
C 3 3 6
0 . 1
8
N C
4
5
G N D
D L Y
1 0 / 1 6
I C 6 7
D
D
M 5 1 9 5 3 A F P
C 2 0 9
1 5 0 P
R 6 8
1 0 k
R 6 9
C 2 1 0
A
2 2 k
1 0 / 1 6
2
-
1
2
1
L - O U T
3
+
I C 3 7 A
U P C 4 5 7 0 G
R 7 0
1 0 0 k
A
C 2 1 5
1 5 0 P
R 7 7
1 0 k
R 7 8
2 2 k
C 2 1 8
A
1 0 / 1 6
6
-
7
2
1
R - O U T
5
+
I C 3 7 B
R 8 0
U P C 4 5 7 0 G
1 0 0 k
A
JP-8080
24
25
26
27
28
19

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