AK4342 Datasheet, PDF (35/43 Pages) Asahi Kasei Microsystems – 24-Bit Stereo DAC with HP-AMP & 2V Line-Out

ASAHI KASEI
[AK4342]
Addr
01H
Register Name
Mode Control 0
R/W
Default
D7
AMUTE
R/W
1
D6
SMUTE
R/W
0
D5
AVCMN
R/W
0
D4
DIF2
R/W
0
D3
DIF1
R/W
1
DFS1-0: Sampling Speed Select (See Table 1)
Default: “00” (Normal Speed Mode)
DIF2-0: Audio Data Interface Format Select (See Table 4)
Default: “010” (Mode 2; 24bit, MSB justified)
AVCMN: Common Voltage control for LAUX/RAUX
0: LAUX/RAUX pins become AVSS (0V). (Default)
1: LAUX/RAUX pins become “0.45 x AVDD”.
SMUTE: Soft Mute Control
0: Normal operation (Default)
1: DAC outputs soft-muted
AMUTE: Mute control for LAUX/RAUX
0: Normal operation
1: Mute. LAUX/RAUX pins output common voltage. (Default)
D2
DIF0
R/W
0
D1
DFS1
R/W
0
D0
DFS0
R/W
0
Addr
02H
Register Name
Mode Control 1
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0
FS3
FS2
FS1
FS0 DEM1 DEM0
RD
RD
R/W R/W R/W R/W R/W R/W
0
0
0
0
0
0
0
1
DEM1-0: De-emphasis Filter Frequency Select (See Table 8)
Default: “01” (OFF)
FS3-0: Sampling Frequency Select (Table 2)
Default: “0000” (fs=44.1kHz)
MS0506-E-02
- 35 -
2006/07