KA3012D02 查看數據表（PDF） - Fairchild Semiconductor
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KA3012D02 Datasheet PDF : 13 Pages
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KA3012D
Pin Definitions
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin Name
CH1-O
CH1-O
AMP1-O
AMP1-I(−)
AMP1-I(+)
BIAS
SVCC
GND
MUTE
AMP2-I(+)
AMP2-I(−)
AMP2-O
AMP2-O
CH2-O
15
GND
16
CH3-O
17
CH3-O
18
AMP3-O
19
AMP3-I(−)
20
AMP3-I(+)
21
PVCC2
22
PVCC1
23
AMP4-I(+)
24
AMP4-I(−)
25
AMP4-O
26
CH4-O
27
CH4-O
28
GND
I/O
Pin Function Description
O
Drive CH 1 output (−)
O
Drive CH 1 output (+)
O
Op-amp CH 1 output
I
Op-amp CH 1 input (−)
I
OP-amp CH 1 input (+)
I
Bias input
-
Supply voltage (Signal)
-
Ground
I
Mute
I
OP-amp CH 2 input (+)
I
Op-amp CH 2 input (−)
O
Op-amp CH 2 output
O
OP-amp CH 2 output (+)
O
Op-amp CH 2 output
(Op-amp CH 2 output)
-
Ground
O
Drive CH 3 output (−)
O
Drive CH 3 output (+)
O
OP-amp CH 3 output
I
Drive CH 3 input (−)
I
Drive CH 3 input (+)
-
Supply voltage (CH 2 & CH 3)
-
Supply voltage (CH1 & CH 4)
I
OP-amp CH 4 input (+)
I
Op-amp CH 4 input (−)
O
Op-amp CH 4 output
O
Drive CH 4 output (+)
O
Drive CH 4 output (−)
-
Ground
3
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