參數(shù)資料
型號: AK4643EN
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP/RCV/SPK-AMP
中文描述: 立體聲編解碼器麥克風(fēng)/惠普/垃圾車/胰腎聯(lián)合移植腺苷
文件頁數(shù): 63/104頁
文件大?。?/td> 926K
代理商: AK4643EN
ASAHI KASEI
[AK4643]
MS0476-E-01
2006/10
- 63 -
<Analog Mixing Circuit for Headphone Output>
When AIN3 bit = “0”, DACH, MINH, LINH2 and RINH2 bits controls each path switch.
MIN path mixing gain is
20dB(typ)@HPG bit = “0” when the external input resistance is 20k
.
LIN2, RIN2 and DAC pathes mixing gain is 0dB(typ)@HPG bit = “0”.
LIN2 pin
0dB
M
I
X
LINH2 bit
MIN pin
20dB
MINH bit
0dB
DACH bit
DAC Lch
HPL pin
Figure 57. HPL Mixing Circuit (AIN3 bit = “0”, HPG bit = “0”)
RIN2 pin
0dB
M
I
X
RINH2 bit
MIN pin
20dB
MINH bit
0dB
DACH bit
DAC Rch
HPR pin
Figure 58. HPR Mixing Circuit (AIN3 bit = “0”, HPG bit = “0”)
When AIN3 bit = “1”, DACH, LINH2, RINH2, LINH3, RINH3, MICL3 and MICR3 bits controls each path switch. All
pathes mixing gain is 0dB(typ)@HPG bit = “0”.
,
LIN2 pin
0dB
M
I
X
LINH2 bit
LIN3 pin
0dB
LINH3 bit
0dB
DACH bit
HPL pin
MICL3 bit
LIN1 pin
MIC-Amp Lch
DAC Lch
*These blocks are not
available at PLL mode.
Figure 59. HPL Mixing Circuit (AIN3 bit = “1”, HPG bit = “0”)
RIN2 pin
0dB
M
I
X
RINH2 bit
RIN3 pin
0dB
RINH3 bit
0dB
DACH bit
HPR pin
MICR3 bit
RIN1 pin
MIC-Amp Rch
DAC Rch
*These blocks are not
available at PLL mode.
Figure 60. HPR Mixing Circuit (AIN3 bit = “1”, HPG bit = “0”)
相關(guān)PDF資料
PDF描述
AK4645EZ Stereo CODEC with MIC/HP-AMP
AK4645 Stereo CODEC with MIC/HP-AMP
AK4646EZ Stereo CODEC with MIC/SPK-AMP
AK4646 Stereo CODEC with MIC/SPK-AMP
AK4646EN Stereo CODEC with MIC/SPK-AMP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4644 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with built-in MIC/HP/RCV amplifier
AK4644EN 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP/RCV-AMP
AK4645 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP
AK4645EN 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP
AK4645ENP-L 制造商:Asahi Kasei Microsystems Co Ltd 功能描述: