AK4634 Datasheet, PDF (38/77 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK-AMP

Mode
Recording Mode
Reproduction Mode
Loop Back Mode
ADCPF bit PFDAC bit
PFSDO bit
1
0
1
0
1
0
1
1
1
Table 21 Recording Reproduction Mode
[AK4634]
Figure
Figure 36
Figure 37
Figure 38
ADC
2nd Order
HPF
1st Order
LPF
5 Band
EQ
ALC
(Volume)
DAC
SMUTE DATT
Figure 36. Path at Recording Mode (default)
ADC
1st Order
HPF
DAC
SMUTE DATT
ALC
(Volume)
5 Band
EQ
Figure 37. Path at Playback Mode
1st Order
LPF
1st Order
HPF
ADC
2nd Order
HPF
1st Order
LPF
5 Band
EQ
ALC
(Volume)
DAC
SMUTE DATT
Figure 38. Path at Recording & Playback Mode
Rev. 0.5
- 38 -
2007/10