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參數(shù)資料
| 型號(hào)： | LA8520 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Audio Signal-Processing IC with I/O Switching |
| 中文描述： | 音頻信號(hào)處理芯片與I / O開(kāi)關(guān) |
| 文件頁(yè)數(shù)： | 5/17頁(yè) |
| 文件大?。?/td> | 1002K |
| 代理商： | LA8520 |
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Serial Data Format
A6 to A0:Setting for the crosspoint switch and control switch address (hexadecimal
→
binary)
D:
Controls the on/off state of the crosspoint switch and control switch.
D = 1:
Crosspoint switch on, BTL amplifier on
D = 0:
Crosspoint switch off, BTL amplifier off
(The electronic volume control and attenuator can be set to either 0 or 1.)
Other addresses
Address
00
3F
40
41
42
43
44
45
46
47
50
51
52
53
Mode
All crosspoint switches off, default settings for the control switches
BTL power amplifier on (The default state is off.)
Electronic volume control
0 dB
←
Default setting
Electronic volume control
–4 dB
Electronic volume control
–8 dB
Electronic volume control
–12 dB
Electronic volume control
–16 dB
Electronic volume control
–20 dB
Electronic volume control
–24 dB
Electronic volume control
–28 dB
Handset amplifier attenuator
0 dB
←
Default setting
Handset amplifier attenuator
–3 dB
Handset amplifier attenuator
–4 dB
Handset amplifier attenuator
–6 dB
No. 6075-5/17
LA8520M
Address table
Input - Output
LINE
HAND
RF1
RF2
DOOR
AUX
EVR
OP
RE.
—
07
0D
14
—
21
29
2F
TR.
01
—
0E
15
1B
22
—
30
RF1
02
08
38
16
1C
23
2A
31
RF2
03
09
0F
39
1D
24
2B
32
DOOR
—
0A
10
17
—
25
2C
33
AUX
04
0B
11
18
1E
26
2D
34
MIC
05
—
12
19
1F
27
—
35
OGM
06
0C
13
1A
20
28
2E
36
OP
—
—
—
—
—
—
37
—
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