參數(shù)資料
型號: AN12941A
廠商: PANASONIC CORP
元件分類: 音頻/視頻放大
英文描述: The AN12941A is an amplifier IC for stereo speakers which can output 1 W by 8 Ohm or 2 W by 4 Ohm
中文描述: 2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO56
封裝: 0.300 INCH, LEAD FREE, PLASTIC, HSOP-56
文件頁數(shù): 2/41頁
文件大?。?/td> 5959K
代理商: AN12941A
AN
12941
A
2
SDC
00056
AEB
Application Circuit Example
28
29
10
μ
F
V
CC
_SP
V
CC
_SP
V
CC
_SP
+
14 dB
10
μ
F
V
CC
_SP
+
14 dB
26
27
Power
Save
1
1
+
4 dBV
R-channel
SP out
4
to
16
2 dBV
2 dBV
31
30
33
32
+
4 dBV
L-channel
SP out
4
to
16
2 dBV
2 dBV
35
34
SP save
on/off
Save
CTL
SP GND
+
14 dB
38
GND
37
36
Control
10 k
39
0.47
μ
F
Mute
Signal
Det.
Mute
10 k
22
23
24
25
47 k
SP GND
+
14 dB
19
20
21
0.047
μ
F
4.7
μ
F
V
REF
(SP
)
AGC
on/off
GND
16
17
41
40
0.47
μ
F
Det.
0 dB
0 dB
1
1
42
0.47
μ
F
1
μ
F 100 k
GND
+
9 dB
46
45
44
43
0.47
μ
F
HP amplifier
L-channel
HP out
L-channel
+
3 dB
16 dBV
16 dBV
10
11
12
15
GND
+
9 dB
+
3 dB
0
dB
16 dBV
16 dBV
7
8
9
50
49
48
47
V
REF
Signal
on/off
0
dB
0
dB
0
dB
2.4 V
22 dBV
28 dBV
V
REF
10 k
20 k
0.47
μ
F
HP amplifier
R-channel
HP out
R-channel
22 dBV
28 dBV
22 dBV
28 dBV
V
REF
20 k
0.47
μ
F
0.47
μ
F
1
μ
F
R-channel in
Signal
on/off
STB
16 dBV
22 dBV
16 dBV
22 dBV
1
2
3
4
5
10
μ
F
REG
V
CC
22 dBV
28 dBV
Standby
6 dB
22 dBV
28 dBV
56
55
0.47
μ
F
Beep
6 dB
6 dB
22 dBV
28 dBV
22 dBV
28 dBV
54
53
0.47
μ
F
0.47
μ
F
4.7
μ
F
from beep
6 dB
16 dBV
22 dBV
16 dBV
22 dBV
V
REF
22 dBV
28 dBV
L-channel in
16 dBV
22 dBV
0.47
μ
F
52
51
6 dB
13
14
+
3 dB
+
3 dB
0.47
μ
F
AGC
AGC
18
6
AGC on
lebel change
Supply voltage 5 V
Supply voltage 3.3 V
Automatic
detection
output
Audio automatic detection
on/off control
Audio control
volume
from PCcard
SP gain high/low SW
from modem
Audio control
volume
8
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