AK4691EG AKM [Asahi Kasei Microsystems], AK4691EG Datasheet - Page 73

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

MS0672-E-00
Addr
Addr
13H
14H
15H
DEM1-0: De-emphasis Frequency Select
BST1-0: Bass Boost Function Select
DVTM: Digital Volume Transition Time Setting
SMUTE: Soft Mute Control
LOOP1-0: Digital Internal Loopback
MGL12-10: MIC sensitivity compensation for INTL1/EXTL1 input
MGR12-10: MIC sensitivity compensation for INTR1/EXTR1 input
MGL22-20: MIC sensitivity compensation for INTL2/EXTL2 input
MGR22-20: MIC sensitivity compensation for INTR2/EXTR2 input
Default: “01” (OFF)
Default: “00” (OFF)
0: 1061/fs (default)
1: 256/fs
0: Normal Operation (default)
1: DAC outputs soft-muted
00: SDTI → DAC (default)
01: SDTO1 → DAC
10: SDTO2 → DAC
11: SDTO1 → DAC
Default: “010” (0dB)
Register Name
Mode Control 5
When LOOP1-0 bits = “10” (SDTO2
Register Name
Mode Control 6
Mode Control 6
This is the transition time between DVL/R7-0 bits = 00H and FFH.
Default
Default
R/W
R/W
(Table
17,
LOOP1
R/W
RD
D7
D7
(Table
0
(Table
0
0
0
Table
(Table
38)
18)
23,
LOOP0
R/W
DAC), TDM mode (DIF1-0 bits = “00”) is not supported.
RD
D6
D6
0
0
0
0
Table
37)
(Table
- 73 -
25)
SMUTE
MGR12
MGR22
40)
R/W
R/W
D5
D5
0
0
MGR11
MGR21
DVTM
R/W
R/W
D4
D4
0
1
MGR10
MGR20
BST1
R/W
R/W
D3
D3
0
0
MGL12
MGL22
BST0
R/W
R/W
D2
D2
0
0
MGL11
MGL21
DEM1
R/W
R/W
D1
D1
0
1
[AK4691]
MGL10
MGL20
2007/11
DEM0
R/W
R/W
D0
D0
1
0