AK4645EN Datasheet, PDF (37/96 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
[AK4645]
„ ϚΠΫʗϥΠϯೖྗηϨΫλ
AK4645͸ϚΠΫΞϯϓ΁ͷೖྗηϨΫλΛ಺ଂ͍ͯ͠·͢ɻMDIF1, MDIF2 bits = “0”ͷͱ͖ɺINL1-0, INR1-0
bitsʹΑΓɺLIN1/LIN2/LIN3/LIN4, RIN1/RIN2/RIN3/RIN4ΛͦΕͧΕ੾Γସ͑Δ͜ͱ͕Ͱ͖·͢ɻMDIF1,
MDIF2 bits = “1”ͷͱ͖ɺLIN1, RIN1, LIN2, RIN2 pins͸ͦΕͧΕIN1−, IN1+, IN2+, IN2− pinsͱͳΓɺࠩಈೖྗ
͕ՄೳͰ͢(Figure 33)ɻࠩಈೖྗͰ࢖༻͢Δ৔߹ɺTable 21Ͱ “X”ҹͷ͍͍ͭͯΔϐϯʹ͸৴߸Λೖྗ͠ͳ͍
Ͱ͍ͩ͘͞ɻ
MDIF1 bit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
Others
MDIF2 bit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
1
INL1 bit
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
1
1
0
0
0
0
INL0 bit
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
0
0
0
0
INR1 bit
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
0
1
1
0
INR0 bit
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
1
0
1
0
Table 20. MIC/Line In Path Select
Lch
LIN1
LIN1
LIN1
LIN1
LIN2
LIN2
LIN2
LIN2
LIN3
LIN3
LIN3
LIN3
LIN4
LIN4
LIN4
LIN4
LIN1
LIN3
LIN4
IN1+/−
IN1+/−
IN1+/−
IN1+/−
N/A
Rch
RIN1
RIN2
RIN3
RIN4
RIN1
RIN2
RIN3
RIN4
RIN1
RIN2
RIN3
RIN4
RIN1
RIN2
RIN3
RIN4
IN2+/−
IN2+/−
IN2+/−
RIN2
RIN3
RIN4
IN2+/−
N/A
Default
Register
AIN3 bit
0
0
0
0
1
1
1
1
Pin
MDIF1 bit MDIF2 bit
LIN1
IN1−
RIN1
IN1+
LIN2
IN2+
RIN2
IN2−
MIN VCOC LIN4
LIN3 RIN3 IN4+
0
0
O
O
O
O
O
-
O
0
1
O
X
O
O
O
-
O
1
0
O
O
X
O
O
-
X
1
1
O
O
O
O
O
-
X
0
0
O
O
O
O
O
O
O
0
1
O
X
O
O
O
X
O
1
0
O
O
X
O
X
O
X
1
1
O
O
O
O
X
X
X
Table 21. Handling of MIC/Line Input Pins (“-“: N/A; “X”: Signal should not be input.)
RIN4
IN4−
O
X
O
X
O
X
O
X
MS0543-J-00
- 37 -
2006/09