參數(shù)資料
型號(hào)： AK4126
廠商： Asahi Kasei Microsystems Co.,Ltd
英文描述： digital sample rate converter.
中文描述： 數(shù)字采樣率轉(zhuǎn)換器。
文件頁(yè)數(shù)： 9/29頁(yè)
文件大?。?/td> 911K
代理商： AK4126
ASAHI KASEI
[AKD4126-A]
<KM083203>
2007/01
- 9 -
(3). Set up other modes
(3)-1. Set up TEST Pin, Soft Mute Cycle Mode, De-emphasis Filter Mode and Channel Mode of the
AK4126 (U1)
Set up TEST Pin, Soft Mute Cycle Mode, De-emphasis Filter Mode and Channel Mode of the AK4126 (U1) by
SW3. About setting of default, please refer to Table16. About setting except default, please refer to Table17,
Table18, and Table19.
Set up SW3
ON is “H”, and OFF is “L”.
Setting of default is as follows. (Please refer to Table 16.)
SW3
No.
1
TI2
2
TI1
3
TI0
4
SMT1
5
SMT0
Please refer to Table 17.
6
DEM1
7
DEM0
Please refer to Table 18.
AK4126 Channel Mode Setting
Please refer to Table 19.
Table 16. SW3 Setting
Mode
SMT1
pin
pin
fso=48kHz
0
L
L
1024/fso
21.3ms
1
L
H
2048/fso
42.7ms
2
H
L
4096/fso
85.3ms
3
H
H
8192/fso
170.7ms
Table 17. AK4126 Soft Mute Cycle Mode Setting (On Manual Mode)
Mode
DEM1
pin
pin
Filter
0
L
L
44.1kHz
1
L
H
OFF
(Default)
2
H
L
48kHz
3
H
H
32kHz
Table 18. AK4126 De-emphasis Filter Mode Setting
Mode
PM
pin
Mode
0
L
6-channel
(Default)
1
H
4-channel
Table 19. AK4126 Channel Mode Setting
Name
ON (“H”)
OFF (“L”)
Default
L
L
L
L
L
L
H
AK4126 TEST Pin
Fixed to “L”.
AK4126 Soft Mute Cycle Mode Setting (On Manual Mode)
AK4126 De-emphasis Filter Mode Setting
8
PM
L
Soft Mute Cycle
fso=96kHz
10.7ms
21.3ms
42.7ms
85.3ms
(Default)
SMT0
Period
fso=192kHz
5.3ms
10.7ms
21.3ms
42.7ms
DEM0
De-emphasis
Channel
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