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| 型號(hào)： | 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(yè)數(shù)： | 6/41頁(yè) |
| 文件大?。?/td> | 5959K |
| 代理商： | AN12941A |
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AN
12941
A
6
SDC
00056
AEB
■
Electrical Characteristics at V
CC
=
5
V, V
CC
_SP
=
5
V (continued)
Note)
T
a
=
25
°
C
±
2
°
C unless otherwise specified.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Mix amplifier characteristic
2
(continued)
(Pin
56
, pin
54
, pin
52
, pin
4
, pin
6
→
pin
44
, pin
13
)
L-channel, R-channel mix amplifier
cross talk in case of signal off
V
OFSPL
V
OFSPR
V
IN
=
16
dBV,
1
kHz
pins
4
,
6
,
52
,
54
,
56
: input
81
75
dBV
Signal detection system characteristic
(Pin
52
, pin
6
, pin
54
, pin
56
, pin
4
→
pin
51
, pin
39
)
Pre-amplifier output at L-channel
input
V
SDTL
V
IN
=
46
dBV,
1
kHz
22
20
18
dBV
Pre-amplifier output at R-channel
input
V
SDTR
V
IN
=
46
dBV,
1
kHz
22
20
18
dBV
Pre-amplifier output at beep
signal input
V
SDTBE
V
IN
=
46
dBV,
1
kHz
22
20
18
dBV
Pre-amplifier output at modem
signal input
V
SDTMD
V
IN
=
46
dBV,
1
kHz
22
20
18
dBV
Pre-amplifier output at PCcard
signal input
V
SDTPC
V
IN
=
46
dBV,
1
kHz
22
20
18
dBV
Detection level
1
at high sensitivity
V
SDTTH
V
IN
=
1
kHz
65
60
55
dBV
Distinction output high level
V
SDTHI
V
IN
=
1
kHz
2
.
3
3
.
3
V
Distinction output low level
V
SDTLO
V
IN
=
1
kHz
0
.
1
1
.
0
V
Voltage holding mode
Entry signal on/off
Voltage range holding on
V
7
H
2
.
0
5
.
0
V
Entry signal on/off
Voltage range holding off
V
7
L
0
.
0
0
.
8
V
AGC on/off
Voltage range holding on
V
18
H
2
.
0
5
.
0
V
AGC on/off
Voltage range holding off
V
18
L
0
.
0
0
.
8
V
Signal automatic detection function
Voltage range holding on
V
17
H
2
.
0
5
.
0
V
Signal automatic detection function
Voltage range holding off
V
17
L
0
.
0
0
.
8
V
Sandby on/off
Voltage range holding off
V
5
H
2
.
0
5
.
0
V
Sandby on/off
Voltage range holding on
V
5
L
0
.
0
0
.
8
V
SP amplifier power save on/off
Voltage range holding off
V
35
H
2
.
0
5
.
0
V
SP amplifier power save on/off
Voltage range holding on
V
35
L
0
.
0
0
.
8
V
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