AKD4634-A Datasheet, PDF (12/46 Pages) Asahi Kasei Microsystems – 16bit mono CODEC with MIC/SPK/VIDEO amplifier.

„ Analog Input / Output Circuits
(1) Input Circuits
a) MIC/MICP Input Circuit
J1
MIC-JACK
6
4
3
JP105
MPI
AVSS
R112
JP12
2.2k
JACK MIC_SEL
J3
MIC/MICP
2
3
1
RCA
C108
1u
MR-552LS
AVSS
Figure 3. MIC/MICP Input Circuit
MPI
MIC/MICP
(a-1) Analog signal is input to MIC pin via J1 connector.
JP12
MIC_SEL
JP105
MPI
RCA JACK
(a-2) Analog signal is input to MIC/MICP pin via J3 connector.
JP12
MIC_SEL
JP105
MPI
RCA JACK
[AKD4634-A]
<KM088301>
- 12 -
2007/07