AK4647VQ Datasheet, PDF (28/72 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
AK4647
LIN1/IN1− pin
RIN1/IN1+ pin
INL bit
MDIF1 bit
[AK4647]
ADC Lch
RIN2/IN2− pin
LIN2/IN2+ pin
INR bit
MDIF2 bit
ADC Rch
Figure 21. ϚΠΫʗϥΠϯೖྗηϨΫλ
MPWR pin
1k
IN1− pin
IN1+ pin
1k
AK4647
MIC-Amp
A/D
SDTO pin
Figure 22. ࠩಈϚΠΫೖྗͷճ࿏ྫ(MDIF1/2 bits = “1”)
ʻೖྗηϨΫλઃఆྫʼ
IN1+/− pinsΛࠩಈϚΠΫೖྗɺLIN2/RIN2 pinsΛεςϨΦϥΠϯೖྗͱͯ͠࢖༻͢Δ৔߹ɺ࣍ͷ2ϞʔυΛ৔
໘ʹԠͯ͡੾Γସ͑ͯ࢖༻͍ͯͩ͘͠͞ɻ
MDIF1 bit MDIF2 bit
1
0
0
0
INL1 bit INL0 bit INR1 bit INR0 bit
0
0
0
1
0
1
0
1
Table 17. MIC/Line In Path Select Example
Lch
IN1+/−
LIN2
Rch
RIN2
RIN2
MS0566-J-00
- 28 -
2006/11