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參數(shù)資料
| 型號： | AN12943A |
| 廠商： | PANASONIC CORP |
| 元件分類： | 消費家電 |
| 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)： | 30/32頁 |
| 文件大?。?/td> | 501K |
| 代理商： | AN12943A |
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30
SDC00057AEB
AN12943A
SP-SAVE特性（Rch入力)
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
-80
-70
-60
-50
-40
-30
-20
-10
0
入力レベル(Rｃｈ入力) [dBV]
S
EVR=3.3V (入力:-80→0dBV)
EVR = 3.3 V (Input: 0 dBV
→
80 dBV)
EVR = 1.65 V (Input: 0 dBV
→
80 dBV)
When input level was increased (Low-level
→
High-level)
When input level was reduced (High-level
→
Low-level)
ＥＶＲ：ｔｙｐ
ＥＶＲ：ＭＡＸ
SP-SAVE特性（Lch入力)
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
-80
-70
-60
-20
-10
0
入力レベル(Lｃｈ入力) [dBV]
S
EVR=3.3V (入力:-80→0dBV)
EVR = 3.3 V (Input: 0 dBV
→
80 dBV)
EVR = 1.65 V (Input: 0 dBV
→
80 dBV)
When input level was increased (Low-level
→
High-level)
入力レベルを減少(レベル大→レベル小)した場合
ＥＶＲ：ｔｙｐ
ＥＶＲ：ＭＡＸ
Technical Data (continued)
y
Main characteristics (continued)
7) Signal detection threshold value
V
CC
= 5.0V, V
CC
_SP = 5.0 V, f
req
= 1 kHz, RC constants between
pin 11 and pin 12: R = 20 k
, C = 2 200 pF, Signal: LINE input
(pin 27), SP input: 24 k
-ATT, HPF: 400 Hz, LPF: 30 kHz
SP-SAVE characteristics (R-channel input)
V
CC
= 5.0V, V
CC
_SP = 5.0 V, f
req
= 1 kHz, RC constants between
pin 11 and pin 12: R = 20 k
, C = 2 200 pF, Signal: LINE input
(pin 28), SP input: 24 k
-ATT, HPF: 400 Hz, LPF: 30 kHz
SP-SAVE characteristics (L-channel input)
V
CC
= 5.0 V, V
CC
_SP = 5.0 V, V
IN
=
10 dBV, f
req
= 1 kHz,
R-channel input, RL = 8
, HP_JACK = 5 V, EVR = 3.3 V
V
CC
= 5.0 V, V
CC
_SP = 5.0 V, V
IN
=
10 dBV, f
req
= 1 kHz,
R-channel input, RL = 8
, SPK_MUTE = 5 V, EVR = 3.3 V
8) Mode switching
SPK-MUTE ON/OFF
-120
-100
-80
-60
-40
-20
0
20
0
1
2
3
4
5
CTL-Voltage（50pin) [V]
CTL-Voltage (Pin 50) (V)
S
SPOUT(VCC=4.4V)
SPOUT (V
SPOUT(VCC=5V)
SPOUT (V
SPOUT(VCC=5.6V)
SPOUT (V
HP-JACK ON/OFF
-120
-100
-80
-60
-40
-20
0
20
0
1
2
3
4
5
CTL-Voltage（47pin) [V]
CTL-Voltage (Pin 47) (V)
S
SPOUT(VCC=4.4V)
SPOUT (V
CC
= 5 V)
SPOUT (V
CC
= 5.6 V)
EVR = 1.65 V (Input:
80 dBV
→
0 dBV)
Input level (R-channel input) (dBV)
S
EVR = 3.3 V (Input:
80 dBV
→
0 dBV)
EVR = 1.65 V (Input:
80 dBV
→
0 dBV)
Input level (L-channel input) (dBV)
S
EVR = 3.3 V (Input:
80 dBV
0 dBV)
S
S
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|---|---|
| AN12948A | 制造商:PANASONIC 制造商全稱:Panasonic Semiconductor 功能描述:Audio Power IC for Note PC |
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