參數(shù)資料
型號： AN12943A
廠商： PANASONIC CORP
元件分類： 消費(fèi)家電
英文描述： Audio signal processing IC for notebook PC
中文描述： SPECIALTY CONSUMER CIRCUIT, PDSO56
封裝： 0.300 INCH, PLASTIC, HSOP-56
文件頁數(shù)： 9/32頁
文件大?。?/td> 501K
代理商： AN12943A
9
SDC00057AEB
AN12943A
Electrical Characteristics at V
CC
=
5.0 V, V
CC
_SP
=
5.0 V (continued)
Note) T
a
=
25
°
C
±
2
°
C unless otherwise specified.
dBV
87
105
1
VNLR
Output noise R-channel
48
dBV
87
105
Rg = 1 k
,
A curve filter
1
VNLL
Output noise L-channel
47
%
0.1
0.03
V
OUT
=
14 dBV, R
L
= 100
Vol = 3.3 V (max), f = 1 kHz
to THD fifth
1
THHL
Output distortion L-channel
23
%
0.1
0.03
1
THHR
Output distortion R-channel
24
dBV
4.1
0.0
THD
=
1%, R
L
= 10 k
f
=
1 kHz
1
VMALL5
Maximum output level L-channel
45
dBV
4.1
0.0
1
VMALR5
Maximum output level R-channel
46
%
0.03
0.003
1
THLR
Output distortion R-channel
44
dB
0.8
0.0
0.8
V
IN
=
10 dBV,
R
= 10 k
, f = 1 kHz,
R-ch./L-ch. difference
1
CHBL
Channel balance
42
%
0.03
0.003
V
IN
=
10 dBV, R
L
= 10 k
,
f = 1 kHz, to THD fifth
1
THLL
Output distortion L-channel
43
dBV
8.4
9.2
10.0
V
IN
=
10 dBV,
R
L
= 10 k
, f = 1 kHz
1
VHLL
Output level L-channel
40
dBV
8.4
9.2
10.0
1
VHLR
Output level R-channel
41
dB
90
70
1
VOLNR
Volume maximum attenuation
quantity R-channel
39
Line amplifier part:
L-channel, R-channel_input (pin 28, pin 27)
→
Line_output (pin 29, pin 30)
dB
2.0
0.0
2.0
V
IN
=
20 dBV, f
=
1 kHz,
Vol
=
1.65 V (typ)
R-ch./L-ch. difference
1
V
CHB
Channel balance at the time of the
medium gain
37
dB
90
70
V
IN
=
10 dBV, f
=
1 kHz,
Vol
=
0.0 V (min),
A curve filter
1
VOLNL
Volume maximum attenuation
quantity L-channel
38
Volume part:
L-channel, R-channel_input (pin 28, pin 27)
→
Headphone_output (pin 40, pin 41)
V
PP
0.58
0.28
V
IN
= 3.3
V
PP
, R
L
= 100
1 cycle = 1 ms
1
BEHL
Beep output level L-channel
33
V
PP
0.58
0.28
1
BEHR
Beep output level R-channel
34
THD
=
1%, R
L
= 100
Vol
=
3.3 V (max), f
=
1 kHz
dBV
27.5
30.0
32.5
1
VOLR
Medium voltage gain R-channel
36
dBV
27.5
30.0
32.5
V
IN
=
20 dBV, f
=
1 kHz,
Vol
=
1.65 V (typ)
1
VOLL
Medium voltage gain L-channel
35
dB
79
60
V
IN
=
10 dBV, R
L
= 100
f
=
10 kHz, A curve filter
1
CTLHLR
Cross talk in L-channel
31
dB
79
60
1
CTLHRL
Cross talk in R-channel
32
Headphone Amplifier
(R
L
= 32
) (continued): L-channel, R-channel_input (pin 28, pin 27)
→
Headphone_output (pin 40, pin 41)
dBV
3.4
0.0
1
VMAHOL
Maximum output level L-channel
27
dBV
3.4
0.0
1
VMAHOR
Maximum output level R-channel
28
dBV
79
94
Rg = 1 k
,
A curve filter
1
VNHL
Output noise L-channel
29
dBV
79
94
1
VNHR
Output noise R-channel
30
dBV
4.7
0.0
THD
=
1%, R
L
= 100
Vol
=
1.65 V (typ), f
=
1 kHz
1
VMAHIL
Maximum input level L-channel
25
dBV
4.7
0.0
1
VMAHIR
Maximum input level R-channel
26
Limits
typ
Unit
max
Test
circuits
Note
min
Conditions
Symbol
Parameter
B
No.
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