AK4691EG AKM [Asahi Kasei Microsystems], AK4691EG Datasheet - Page 72

• Manufacturer Part Number: AK4691EG
• Description: 4ch ADC + 2ch DAC with MIC/HP/SPK-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS0672-E-00
Addr
Addr
Addr
0DH
0FH
11H
Addr
0EH
10H
12H
REF7-0: Reference Value at ALC Recovery Operation. 0.375dB step, 242 Level
IVL7-0, IVR7-0: Input Digital Volume; 0.375dB step, 242 Level
DVL7-0, DVR7-0: Output Digital Volume
ALC: ALC Enable
FDOUT: FADEOUT Enable
FDIN: FADEIN Enable
1: Enable
Default: “E1H” (+30.0dB)
Default: “E1H” (+30.0dB)
Default: “18H” (0dB)
0: ALC Disable (default)
1: ALC Enable
0: Disable (default)
0: Disable (default)
1: Enable
Register Name
Lch Digital Volume Control
Rch Digital Volume Control
Register Name
ALC Mode Control 3
Register Name
Lch Input Volume Control
Rch Input Volume Control
Register Name
ALC Mode Control 4
Default
Default
Default
Default
R/W
R/W
R/W
R/W
REF7
DVR7
DVL7
R/W
IVL7
IVR7
R/W
R/W
RD
D7
D7
D7
D7
0
0
1
1
0
(Table
REF6
IVL6
IVR6
DVR6
DVL6
R/W
R/W
R/W
D6
D6
RD
D6
D6
1
1
0
0
0
39)
- 72 -
REF5
IVL5
IVR5
R/W
R/W
DVR5
DVL5
D5
D5
R/W
1
1
RD
D5
D5
0
0
0
(Table
REF4
IVL4
IVR4
DVL4
DVR4
R/W
R/W
D4
D4
R/W
RD
D4
D4
0
0
1
0
0
36)
REF3
DVL3
DVR3
IVL3
IVR3
R/W
R/W
R/W
D3
D3
RD
D3
D3
0
0
1
0
0
(Table
REF2
DVR2
31)
IVL2
IVR2
DVL2
R/W
R/W
ALC
R/W
R/W
D2
D2
D2
D2
0
0
0
0
FDOUT
REF1
DVR1
IVR1
DVL1
IVL1
R/W
R/W
R/W
R/W
D1
D1
D1
D1
0
0
0
0
[AK4691]
DVR0
2007/11
DVL0
REF0
FDIN
IVR0
IVL0
R/W
R/W
R/W
R/W
D0
D0
D0
D0
1
1
0
0