參數(shù)資料
型號(hào): AK4566
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 20bit Stereo CODEC with built-in IPGA & HP-AMP
中文描述: 20位立體聲編解碼器內(nèi)置單親遺傳算法
文件頁數(shù): 34/45頁
文件大?。?/td> 454K
代理商: AK4566
ASAHI KASEI
AKM CONFIDENTIAL
[AK4566]
REV 0.5
2002/2
- 34 -
Addr
07H
Register Name
DAC Control
Default
D7
TM1
0
D6
TM0
0
D5
D4
D3
BST1
0
D2
BST0
0
D1
D0
SMUTE
0
DATTC
0
DEM1
0
DEM0
1
DEM1-0: De-emphasis Filter Frequency Select
DEM1
0
0
1
1
Table 16. De-emphasis Filter Frequency Select
DEM0
0
1
0
1
De-emphasis
44.1kHz
OFF
48kHz
32kHz
Default
BST1-0: Low Frequency Boost Function Select
BST1
0
0
1
1
BST0
0
1
0
1
BOOST
OFF
MIN
MID
MAX
Default
Table 17. Low Frequency Boost Select
DATTC: DAC Digital Attenuator Control Mode Select
0: Independent (Default)
1: Dependent
At DATTC= “1”, ATTL7-0 bits control both Lch and Rch attenuation level, while register values of
ATTL7-0 bits are not written to ATTR7-0 bits. At DATTC= “0”, ATTL7-0 bits control Lch level and
ATTR7-0 bits control Rch level.
SMUTE: Soft Mute Control
0: Normal operation (Default)
1: DAC outputs soft-muted
TM1-0: Soft Mute Time Select
TM1
0
0
1
1
TM0
0
1
0
1
Cycle
1024/fs
512/fs
256/fs
128/fs
Default
Table 18. Soft Mute Time Setting
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