AK4649 Datasheet, PDF (36/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK-AMP

[AK4649]
VDD
AMP
ΔΣ
Modulator
Lch
VDD
DMP
DMCLK(64fs)
100kΩ
AVDD ^AK4649
MPDMP = DMPE = “1”
PLL
MCKI
DMDAT
R
Decimation _HPF1
Filter
P ro gramm abl e
Filter
ALC
SDTO
AMP
ΔΣ
Modulator
Rch
Figure 25. Connection Example of Stereo Digital MIC (MPDMP = DMPE bits = “1”)
VDD
AMP
ΔΣ
Modulator
DMP
DMCLK(64fs)
100kΩ
DMDAT
R
AVDD ^AK4649
MPDMP = DMPE = “1”
PLL
MCKI
Decimation _HPF1
Filter
P ro gramm abl e
Filter
ALC
SDTO
Figure 26. Connection Example of Mono Digital MIC (MPDMP = DMPE bits = “1”)
MS1023-E-01
- 36 -
2010/08