S1A0293A01 Samsung Semiconductor, Inc., S1A0293A01 Datasheet - Page 2
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S1A0293A01
Manufacturer Part Number
S1A0293A01
Description
Description = S1A0293A01 Audio Signal Processor ;; Function = Audio Processor ;; Features = 6-Input Dual Analog Switch,dual Phono Amp,dual Buffer Amp,dual Mic Mix,manual Function Selection Switch Without Micom,lec Driving Circuit For Indication of Se
Manufacturer
Samsung Semiconductor, Inc.
Datasheet
1.S1A0293A01.pdf
(8 pages)
S1A0293A
BLOCK DIAGRAM
2
3 7
3 8
3 9
4 0
4 1
4 2
4 3
4 4
4 5
4 6
4 7
4 8
3 6
1
P H O N O A M P
2
1/2 Vcc
P H O N O A M P
_
+
1/2 Vcc
+
_
3 5
3
3 4
4
BUFFER 1
BUFFER 1
3 3
_
+
+
_
3 2
5
3 1
6
BUFFER 2
BUFFER 2
3 0
7
_
+
+
_
Fig. 1
MUTE
MUTE
2 9
8
MIC 2’ n d AMP
ADDRESS DECODER
S-P CONVERTER
SWITCH CONTROLLER
FUNCTION DECODER
+
_
2 8
9
1 0
2 7
AUDIO SIGNAL PROCESSOR
MIC 1’ s t AMP
+
_
2 6
1 1 1 2
2 5
1 9
1 8
1 7
1 6
1 5
1 4
1 3
2 4
2 3
2 2
2 1
2 0