Sanyo DC-DA1160 - Page 9

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IC BLOCK DIAGRAM & DESCRIPTION
IC103 LA6541DLL-E (4 Channel Bridge (BTL) Driver for CD)
IC410 BA3314F (Dual Preamplifier with ALC Detector)
14
13
12
11
10
1
2
3
4
5
6
7
NF1
IN1
GND
(SUB)
GND
Vcc
IN2
FILTER
ALC
ALC
NC
NC
NC
OUT 1
OUT 2
NF2
150k
150k
+
+
-
-
9
8
12 3456 10 11 12789 13 14 15
161718192021252627282930
222324
Vcc Vref VIN4 VG4 Vo8 Vo7 GNDGNDGND Vo6 Vo5 VG3 VIN3 CD RES
Vcc Mute VIN1 VG1 Vo1 Vo2 GND GND GND Vo3 Vo4 VG2 VIN2 Reg OUT Reg IN
Vcc
11k Ω 11k Ω
11k Ω11k Ω
Level
Sift
4
BTL
AMP
4
BTL
AMP
3
Level
Sift
3
RESET
Regulator
Level
Sift
2
BTL
AMP
2
Level
Sift
1
BTL
AMP
1
Pin No. Pin Name Description
1 Vcc Power supply (30Pin and Short)
2 Mute On/Off of all BTL AMP Output
3 VIN 1 Input Terminal for BTL AMP 1
4 Vg 1 Input Terminal for BTL AMP 1 (For gain control)
5Vo 1Output Terminal for BTL AMP 1(Noninversion side)
6Vo 2Output Terminal for BTL AMP 1 (Inversion side)
7GNDGround Terminal (Lowest potential)
8GNDGround Terminal (Lowest potential)
9GNDGround Terminal (Lowest potential)
10 Vo 3 Output Terminal for BTL AMP 2 (Inversion side)
11 Vo 4 Output Terminal for BTL AMP 2(Noninversion side)
12 Vg 2 Input Terminal for BTL AMP 2 (For gain control)
13 VIN 2 Input Terminal for BTL AMP 2
14 Reg Out
Connect to collector of external transistor(PNP).
5V Power Supply Output
15 Reg In
Connect to base of external transistor(PNP).
Pin No. Pin Name Description
16
RES
Reset Output
17 CD
Set up a delay time for reset output.
(External condenser)
18 VIN 3 Input Terminal for BTL AMP 3
19 Vg 3 Input Terminal for BTL AMP 3 (For gain control)
20 Vo 5 Output Terminal for BTL AMP 3(Noninversion side)
21 Vo 6 Output Terminal for BTL AMP 3 (Inversion side)
22 GND Ground Terminal (Lowest potential)
23 GND Ground Terminal (Lowest potential)
24 GND Ground Terminal (Lowest potential)
25 Vo 7 Output Terminal for BTL AMP 4 (Inversion side)
26 Vo 8 Output Terminal for BTL AMP 4(Noninversion side)
27 Vg 4 Input Terminal for BTL AMP 4 (For gain control)
28 VIN 4 Input Terminal for BTL AMP 4
29 Vref
Standard Superimposed Voltage
on Level Shift Circuit
30 Vcc
Power supply (1Pin and Short)
2
1
312
9
6
5
4
VCC2VCC1
IN-1
IN-2
NF1
NF2
RIPPLE
TERMINAL
B.S.1
B.S.2
OUT-1
OUT-2
Ch-1
+
-
10
11
7
8
Ch-2
+
-
GND
BIAS CIRCUIT
THERMAL SHUT DOWN
PROTECTION CIRCUIT
20KΩ
20KΩ
30Ω
30Ω
IC413 KIA6282K (Dual Audio Power Amplifier)