MD-C2
– 86 –
52 L4 Input signal terminal
53 L3 Input signal terminal
54 L2 Input signal terminal
55 L1 Input signal terminal
56 VSS Power terminal
57* NC NO CONNECTION terminals. leave open or connect to VSS.
58 R1 Input signal terminal
59 R2 Input signal terminal
60 R3 Input signal terminal
61 R4 Input signal terminal
62* R5 Input signal terminal
63* R6 Input signal terminal
64 RSEL0 Input selector, output terminal
ICU00 VHiLC75397E-1: Audio Processor (LR75397E) (2/2)
Pin No.
Function
Terminal Name
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
LF1C2
LF2C1
LF2C2
+
–
49
50
51
LSELO
LBBOUT
LBB1
LBB2
LTIN
LF1C1
LF3C1
LF3C2
LF3C3
LF4
LTOUT
LVR2IN
LVR1IN
L5
L6
L4
L3
L2
L1
1µF X 6
R1
NC
R2
R3
R4
R5
R6
RSELO
LV3ROUT
LV2ROUT
LV1ROUT
NC
NC
NC
V
DD
CE
DI
CL
CE
DI µCOM
CL
TEST
Vref
NC
RVR1OUT
RVR2OUT
NC
1µF X 6
V
SS
0.18µF
0.15µF
0.47µF 0.47µF
10µF
0.044µF
0.044µF
3200pF
3200pF
4700pF
12K
12K
Lvref
CCB
INTERFACE
LOGIC CIRCUIT
LC75397E
LC75397E
TOP VIEW
CONTROL
CIRCUIT
Rvref
52
53
54
55
56
57
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
PL
+
–
+
–
+
–
58
59
60
61
62
63
64
29
28
27
26
25
24
23
22
21
20
19
18
17
49
LSELO
50
L6
51
L5
52
L4
53
L3
54
L2
55
L1
56
V
SS
57
R1
NC
58
R2
59
R3
60
R4
61
R5
6263
R6
64
32313029282726252423222120191817
RSELO
LVR3OUT
LVR2OUT
LVR1OUT
NC
NC
NC
V
DD
CE
DI
CL
TEST
Vref
NC
RVR1OUT
RVR2OUT
NC
1
RBB1
2
RBB2
3
RBBOUT
4
RTIN
5
RF1C1
6
RF1C2
7
RF2C1
8
RF2C2
9
RF3C1
10
RF3C2
11
RF3C3
12
RF4
13
RTOUT
14
RVR1IN
15
RVR2IN
16
NC
48
LBB1
47
LBB2
46
LBBOUT
45
LBBIN
44
LF1C1
43
LF1C2
42
LF2C1
41
LF2C2
40
LF3C1
39
LF3C2
38
LF3C3
37
LF4
36
LTOUT
35
LVR1IN
34
LVR2IN
33
LVR3IN
48
48
48
47
46
45
44
43
40
39
38
37
35
34
33
LVR3IN
33
RF1C2
RF2C1
RF2C2
+
–
RBBOUT
RBB1
RBB2
RTIN
RF1C1
RF3C1
RF3C2
RF3C3
RF4
RTOUT
LVR2IN
RVR1IN
0.18µF
0.15µF
0.47µF 0.47µF
10µF
0.044µF
0.044µF
3200pF
3200pF
4700pF
12K
12K
+
–
+
–
+
–
+
–
+
–
+
–
484848 47 46 45 44 43 40 39 38 37 35 34 33
NC
33
[10
=
[10
=
39Hz]
[10
=
1984Hz] [10
=
69Hz]
[10
=
2000Hz]
10µF
+
–
PL
10µF
+
–
PL
10µF
PL
+
–
PL
10µF
10µF
22µF
10µF
32
31
30
[10
=
[10
=
39Hz]
[10
=
1984Hz] [10
=
69Hz]
[10
=
2000Hz]
Figure 86 BLOCK DIAGRAM OF IC
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