ASAHI KASEI
[AK4367]
D0
Addr Register Name
06H Output Select 0
R/W
D7
0
RD
0
D6
0
RD
0
D5
MINR
R/W
0
D4
MINL
R/W
0
D3
RINR
R/W
0
D2
LINL
R/W
0
D1
DACR DACL
R/W
0
R/W
0
Default
DACL: DAC Lch output signal is added to Lch of headphone amp.
0: OFF (Default)
1: ON
DACR: DAC Rch output signal is added to Rch of headphone amp.
0: OFF (Default)
1: ON
LINL: Input signal to LIN pin is added to Lch of headphone amp.
0: OFF (Default)
1: ON
RINR: Input signal to RIN pin is added to Rch of headphone amp.
0: OFF (Default)
1: ON
MINL: Input signal to MIN pin is added to Lch of headphone amp.
0: OFF (Default)
1: ON
MINR: Input signal to MIN pin is added to Rch of headphone amp.
0: OFF (Default)
1: ON
40k(typ)
40k(typ)
1.23R
R
−
+
LIN/RIN pin
LINL/RINR bit
40k(typ)
MIN pin
MINL/MINR bit
R
−
+
DACL/DACR
HPL/HPR pin
DACL/DACR bit
HP-Amp
Figure 31. Summation circuit for headphone amp output
At HPM bit = “0”, gain of summation is +1.8dB for all input path.
MS0247-E-02
2005/10
- 33 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
