ak4634 AKM Semiconductor, Inc., ak4634 Datasheet - Page 38

• Manufacturer Part Number: ak4634
• Description: 16-bit Mono Codec With Alc & Mic/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

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