參數(shù)資料
型號: AK4673EG
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP-AMP and Touch Screen Controller
中文描述: 立體聲編解碼器麥克風(fēng)/惠普- AMP及觸摸屏控制器
文件頁數(shù): 40/107頁
文件大?。?/td> 1171K
代理商: AK4673EG
[AK4673]
MS0670-E-00
2007/09
- 40 -
MIC/LINE Input Selector
The AK4673 has input selector for MIC-Amp. When MDIF1 and MDIF2 bits are “0”, INL1-0 and INR1-0 bits select
LIN1/LIN2/LIN3/LIN4 and RIN1/RIN2/RIN3/RIN4, respectively. When MDIF1 and MDIF2 bits are “1”, LIN1, RIN1,
LIN2 and RIN2 pins become IN1
, IN1+, IN2+ and IN2
pins respectively. In this case, full-differential input is
available (
Figure 32
). When full-differential input is used, the signal should not be input to the pins marked by “X” in
Table 21
.
MDIF1 bit
MDIF2 bit
INL1 bit
INL0 bit
INR1 bit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
0
0
0
1
1
0
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
1
0
1
0
0
1
0
1
0
0
1
1
0
0
0
1
1
0
0
0
1
1
1
0
0
1
1
1
0
1
0
0
0
0
1
1
0
0
0
1
1
1
0
1
0
0
0
0
1
0
0
0
1
1
0
0
0
1
1
1
0
0
0
Others
Table 20. MIC/Line In Path Select (N/A: Not available)
Register
Pin
LIN1
IN1
IN1+
0
0
0
O
O
0
0
1
O
X
0
1
0
O
O
0
1
1
O
O
1
0
0
O
O
1
0
1
O
X
1
1
0
O
O
1
1
1
O
O
Table 21. Handling of MIC/Line Input Pins (“-”: Not available, “X”: Signal should not be input.)
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
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)
AIN3 bit
MDIF1 bit
MDIF2 bit
RIN1
LIN2
IN2+
O
O
X
O
O
O
X
O
RIN2
IN2
O
O
O
O
O
O
O
O
MIN
LIN3
O
O
O
O
O
O
X
X
VCOC
RIN3
-
-
-
-
O
X
O
X
LIN4
IN4+
O
O
X
X
O
O
X
X
RIN4
IN4
O
X
O
X
O
X
O
X
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