Sanyo DP46848 - IC Block Diagrams

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IC BLOCK DIAGRAMS
IC001, Audio AMP
LOGIC LEVEL
Control & Input
CONVERTER
I/O c O/I
I/O c O/I
I/O c O/I
I/O c O/I
I/O c O/I
I/O c O/I
I/O c O/I
I/O c O/I
X-COMMON
13
0X
12
1X
14
2X
15
3X
11
0Y
1
1Y
5
2Y
2
3Y
4
Y-COMMON
3
V
EE
VSS
VDD
INH
B
A
7
8
16
10
9
6
IC1251 Video and Audio Select
6 9
3
Ri=
30k Ω
Output Amplifier
Input Amplifier
7
4
5
2
12
10
11
13
14
Ri=
30k Ω
Output Amplifier
Input Amplifier
Vcc/ground shorting protection circuit
Load shorting protection circuit
Thermal protection circuit
Standby Vcc
+ OUT1
IN 1
MUTE
PRE\
GND
IN2
- OUT1
PWR
GND
+ OUT
2
- OUT 2
Ripple
Filter