AKD4631 Datasheet, PDF (9/43 Pages) Asahi Kasei Microsystems – AK4631-VN Evaluation board Rev.0

ASAHI KASEI
[AKD4631-VN]
„ DIP Switch set up
[SW3] (MODE) : Mode Setting of AK4631-VN and AK4114
ON is “H”, OFF is “L”.
No.
Name
ON (“H”)
OFF (“L”)
1
DIF0
2
DIF1
3
CM2
AK4114 Audio Format Setting
See Table 2
4
CM0
Clock Operation Mode select
5
CM1
See Table 3
6
OCKS0
7
OCKS1
Master Clock Frequency Select
See Table 4
8
M/S
Master mode
Slave mode
Note. When the AK4631-VN is evaluated Master mode, “No.8 of SW3” is set to “H”.
Table 1. Mode Setting for AK4631-VN and AK4114
Resistor setting
for AK4631-VN Audio
Interface Format
DIF1 bit DIF0 bit
DIF0
Setting for AK4114 Audio Interface Format
DIF1 DIF2
DAUX
SDTO
0
1
L
L
L
24bit, Left justified
16bit, Right justified
1
0
L
L
H
24bit, Left justified
24bit, Left justified Default
1
1
H
L
H
24bit, I²S
24bit, I²S
Note. When the AK4631-VN is evaluated by using DIR/DIT of AK4114, “No.8 of SW3” is set to “L”.
Table 2. Setting for AK4114 Audio Interface Format
Mode CM1 CM0 UNLOCK PLL
X'tal Clock source SDTO
0
0
0
-
ON ON(Note)
PLL
RX
1
0
1
2
1
0
-
OFF
ON
0
ON
ON
1
ON
ON
X'tal
DAUX
PLL
X'tal
RX
DAUX
Default
3
1
1
-
ON
ON
X'tal
DAUX
ON: Oscillation (Power-up), OFF: STOP (Power-down)
Note : When the X’tal is not used as clock comparison for fs detection (i.e. XTL1,0= “1,1”), the X’tal is off.
Default setting is recommended.
Table 3. Clock Operation Mode select
No. OCKS1
0
0
2
1
MCKO1
256fs
512fs
MCKO2
256fs
256fs
X’tal
256fs
512fs
Default
Table 4. Master Clock Frequency Select (Stereo mode)
<KM077301>
-9-
2005/01