AKD4120_06 Datasheet, PDF (28/47 Pages) Asahi Kasei Microsystems – Sample Rate Converter with Mixer and Volume

ASAHI KASEI
[AKD4120]
3. Audio data format of AK4120
Audio data format and master clock frequency between the AK4120 and AK4112B/AK4114 should be the same condition.
S1: NO.3
L
L
L
L
H
00H: D1
0
0
1
1
X
00H: D0
0
1
0
1
X
SDTI1
20bit, MSB justified
20bit, I²S
20bit, LSB justified
16bit, LSB justified
20bit, I²S
LRCK
H/L
L/H
H/L
H/L
L/H
Table 4. Audio data formats of SDTI1 in serial control mode
Default
S1: NO.3
L
L
L
L
H
00H: D3
0
0
1
1
X
00H: D2
0
1
0
1
X
SDTI2
20bit, MSB justified
20bit, I²S
20bit, LSB justified
16bit, LSB justified
20bit, I²S
LRCK
H/L
L/H
H/L
H/L
L/H
Table 5. Audio data formats of SDTI2 in serial control mode
Default
S1: NO3
L
L
L
L
H
00H: D5
0
0
1
1
X
00H: D4
0
1
0
1
X
SDTO
20bit, MSB justified
20bit, I²S
20bit, LSB justified
16bit, LSB justified
20bit, I²S
LRCK
H/L
L/H
H/L
H/L
L/H
Table 6. Audio data formats of SDTO in serial control mode
Default
Note) When the Audio data format is changed, the AK4120 should be powered down using “PW” bit.
<KM066802>
- 28 -
2006/12