ak4373 ETC-unknow, ak4373 Datasheet - Page 78

• Manufacturer Part Number: ak4373
• Description: Low Power Stereo Dac With Hp/spk-amp
• Manufacturer: ETC-unknow

MS0991-E-00
Addr
Addr
0AH
0DH
0EH
Addr
Addr
0CH
09H
0BH
AVL7-0, AVR7-0: ALC Block Digital Volume; 0.375dB step, 242 Level
DVL7-0, DVR7-0: Output Digital Volume
VBAT: HP-Amp Common Voltage
FRN: Fast Recovery Enable
LMTH1: ALC Limiter Detection Level / Recovery Counter Reset Level
RGAIN1: ALC Recovery GAIN Step
DEM1-0: De-emphasis Frequency Select
DVOLC: Output Digital Volume Control Mode Select
SMUTE: Soft Mute Control
Default:“E1H” (+30dB)
Default: “18H” (0dB)
0: 0.5 x HVDD (default)
1: 0.64 x AVDD
0: Enable(default)
1:Disable
Default: “01” (OFF)
0: Independent
1: Dependent (default)
0: Normal Operation (default)
1: DAC outputs soft-muted
Register Name
Lch Digital Volume Control
Rch Digital Volume Control
Register Name
Mode Control 3
Register Name
Lch Input Volume Control
Rch Input Volume Control
Register Name
ALC Mode Control 3
When DVOLC bit = “1”, DVL7-0 bits control both Lch and Rch volume level, while register values of
DVL7-0 bits are not written to DVR7-0 bits. When DVOLC bit = “0”, DVL7-0 bits control Lch level and
DVR7-0 bits control Rch level, respectively.
Default
Default
Default
Default
RGAIN1
AVR7
AVL7
DVR7
DVL7
(Table
D7
D7
D7
D7
0
1
0
0
0
(Table
(Table
40.)
(Table
LMTH1
AVL6
AVR6
26.)
DVR6
DVL6
D6
D6
D6
D6
1
0
0
0
0
31)
32.)
- 78 -
AVL5
AVR5
SMUTE
DVR5
DVL5
D5
1
D5
D5
D5
0
0
0
0
DVOLC
AVL4
AVR4
DVL4
DVR4
D4
D4
D4
D4
0
1
0
0
1
(Table
(Table
AVL3
AVR3
DVL3
DVR3
D3
D3
D3
D3
0
22.)
1
0
0
0
0
30.)
AVL2
AVR2
DVR2
DVL2
FRN
D2
D2
D2
D2
0
0
0
0
0
AVL1
AVR1
VBAT
DVR1
DVL1
DEM1
D1
D1
D1
D1
0
0
0
0
[AK4373]
2008/09
AVL0
AVR0
DVL0
DVR0
DEM0
D0
D0
D0
D0
1
0
0
0
1