AK4671_10 Datasheet, PDF (85/166 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/RCV/HP-AMP

[AK4671]
<Analog Mixing Circuit for LOUT1/ROUT1>
DACL, DACR, LOM, LINL1, RINR1, LINL2, RINR2, LINL3, RINR3, LINL4, RINR4, LOOPL, LOOPR and LOOPM
bits control each path switch.
LINL1 bit
LIN1 pin
+6/0/−6dB
LINL2 bit
LIN2 pin
+6/0/−6dB
LINL3 bit
LIN3 pin
+6/0/−6dB
LIN4 pin
+6/0/−6dB
LINL4 bit
M
LOOPL bit I
LOUT1 pin
MIC-Amp Lch
+6/0/−6dB
LOOPR bit x LOOPM bit
X L1VL2-0 bits
DATT
Stereo DAC Lch
0dB
DACL bit
DACR bit x LOM bit
RIN1 pin
RIN2 pin
RIN3 pin
RIN4 pin
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
MIC-Amp Rch
+6/0/−6dB
RINR1 bit
RINR2 bit
RINR3 bit
RINR4 bit
LOOPL bit x LOOPM bit
LOOPR bit
M
I
ROUT1 pin
X L1VL2-0 bits
DACL bit x LOM bit
DATT
Stereo DAC Rch
0dB
DACR bit
Figure 67. LOUT1/ROUT1 Mixing Circuit (MDIF1=MDIF2=MDIF3=MDIF4 bits = “0”)
MS0666-E-02
- 85 -
2010/06