AK4673 Datasheet, PDF (68/107 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP and Touch Screen Controller

[AK4673]
When AIN3 bit = “1”, DACH, LINH2, RINH2, LINH3, RINH3, LINH4, RINH4, MICL3 and MICR3 bits controls each
path switch.
All pathes mixing gain is 0dB(typ)@HPG bit = “0”.
LINH2 bit
LIN2 pin
0dB
LINH4 bit
LIN4 pin
LIN3 pin
0dB
MICL3 bit
M
LINH3 bit
0dB
I
HPL pin
LIN1 pin
MIC-Amp Lch
X
*These blocks are not
available at PLL mode.
DACH bit
DAC Lch
0dB
Figure 60. HPL Mixing Circuit (AIN3 bit = “1”, HPG bit = “0”)
RIN2 pin
RIN4 pin
RIN3 pin
RIN1 pin
RINH2 bit
0dB
RINH4 bit
0dB
MICR3 bit
M
RINH3 bit
0dB
I
MIC-Amp Rch
X
*These blocks are not
available at PLL mode.
DACH bit
DAC Rch
0dB
HPR pin
Figure 61. HPR Mixing Circuit (AIN3 bit = “1”, HPG bit = “0”)
MS0670-E-00
- 68 -
2007/09