AK4367 Datasheet, PDF (33/38 Pages) Asahi Kasei Microsystems – OUTPUT MIXER & HP - AMP 24 BIT 2 CH DAC

ASAHI KASEI
[AK4367]
Addr
07H
Register Name
Output Select 1
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
0 MINM RINM LINM DACM
RD
RD
RD
RD
R/W R/W R/W R/W
0
0
0
0
0
0
0
0
DACM: DAC Lch and Rch outputs are added to MOUT buffer amp. Summation gain is −6dB for each channel.
0: OFF (Default)
1: ON
LINM: Input signal to LIN pin is added to MOUT buffer amp.
0: OFF (Default)
1: ON
RINM: Input signal to RIN pin is added to MOUT buffer amp.
0: OFF (Default)
1: ON
MINM: Input signal to MIN pin is added to MOUT buffer amp.
0: OFF (Default)
1: ON
LIN pin
RIN pin
MIN pin
DACL
DACR
200k(typ)
LINM bit
200k(typ)
RINM bit
100k(typ)
MINM bit
200k(typ)
100k(typ)
200k(typ)
−
+
DACM bit
MOUT pin
Figure 31. Summation circuit for MOUT
Gain of summation is 0dB for MIN and −6dB for LIN, RIN, DACL and DACR.
Addr
08H
Register Name
MOUT ATT
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
0
ATTM3 ATTM2 ATTM1 ATTM0
RD
RD
RD
RD
R/W R/W R/W R/W
0
0
0
0
0
0
0
0
ATTM3-0: Analog volume control for MOUT (Table 6)
Default: “0000” (0dB)
Setting of ATTM3-0 bits is enabled at MMUTE bit is “0”.
MS0247-E-01
- 33 -
2004/11