參數(shù)資料
型號(hào): AK4648EC
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP/SPK-AMP
中文描述: 立體聲編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁數(shù): 45/119頁
文件大?。?/td> 1272K
代理商: AK4648EC
[AK4648]
MS0625-E-01
2007/06
- 45 -
LIN1/IN1
pin
ADC Lch
RIN1/IN1+ pin
INL1-0 bits
MDIF1 bit
RIN2/IN2
pin
ADC Rch
LIN2/IN2+ pin
INR1-0 bits
MDIF2 bit
AK4648
MIN/LIN3 pin
VCOC/RIN3 pin
Lineout, HP-Amp, SPK-Amp
MIC-Amp
MIC-Amp
M
M
P
P
P
P
P
P
LIN4/IN4+ pin
RIN4/IN4
pin
VCOC
AIN3 bit
AIN3 bit
P
RIN3
LIN3
Figure 31. Mic/Line Input Selector
IN1
pin
IN1+ pin
MPWR pin
AK4648
MIC-Amp
1k
1k
A/D
SDTO pin
Figure 32. Connection Example for Full-differential Mic Input (MDIF1/2 bits = “1”)
<Input Selector Setting Example>
In case that IN1+/
pins are used as full-differential mic input and LIN2/RIN2 pins are used as stereo line input, it is
recommended that the following two modes are set by register setting according to each case.
MDIF1 bit
MDIF2 bit
INL1 bit
INL0 bit
1
0
0
0
0
0
0
1
Table 21. MIC/Line In Path Select Example
INR1 bit
0
0
INR0 bit
1
1
Lch
IN1+/
LIN2
Rch
RIN2
RIN2
相關(guān)PDF資料
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