參數(shù)資料
型號: AK4650
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16Bit ツヒ CODEC with MIC/HP/SPK-AMP & TSC
中文描述: 16位ツヒ編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁數(shù): 26/86頁
文件大?。?/td> 824K
代理商: AK4650
[AK4650]
MS0502-E-01
2007/04
- 26 -
MIC Input Selector
AK4650 has mic input selector in front of mic amp. MSEL bit selects internal or external mic (Figure 17). When MDIF bit
= “1”, INT and EXT pins become MIC
and MIC+ pins, respectively, and differential input is available (Figure 18).
MDIF bit
MSEL bit
0
0
1
1
x
Table 9. MIC Input Selector (x: Don’t care)
Selector
INT
EXT
Differential
(default)
INT pin
EXT pin
MPI pin
MPE pin
DTMIC bit
MDT pin
0.2V(typ)
500k
AK4650
MIC-Amp
Figure 17. MIC Input (MDIF bit = “0”: Single-ended Input)
MIC
pin
MIC+ pin
MPI pin
AK4650
MIC-Amp
Figure 18. MIC Input (MDIF bit = “1”: Differential Input)
Note 39. In case of differential input, MGAIN bit should be set to “1”.
Maximum input voltage of each input pin is | (MIC+)
(MIC
) | = 0.198Vpp(typ)@AVDD=3.3V.
相關(guān)PDF資料
PDF描述
AK4650VG 16Bit ツヒ CODEC with MIC/HP/SPK-AMP & TSC
AK4651 16Bit ツヒ CODEC with MIC/HP/SPK-AMP
AK4651VG 16Bit ツヒ CODEC with MIC/HP/SPK-AMP
AK4665A 20-Bit Stereo CODEC with MIC/HP-AMP
AK4665AEN 20-Bit Stereo CODEC with MIC/HP-AMP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4650VG 制造商:AKM 制造商全稱:AKM 功能描述:16Bit ツヒ CODEC with MIC/HP/SPK-AMP & TSC
AK4651 制造商:AKM 制造商全稱:AKM 功能描述:16Bit ツヒ CODEC with MIC/HP/SPK-AMP
AK4651VG 制造商:AKM 制造商全稱:AKM 功能描述:16Bit ツヒ CODEC with MIC/HP/SPK-AMP
AK4664VQ 功能描述:IC CODEC STEREO 20BIT LQFP 制造商:akm semiconductor inc. 系列:* 零件狀態(tài):上次購買時間 標(biāo)準(zhǔn)包裝:1,000
AK4665A 制造商:AKM 制造商全稱:AKM 功能描述:20-Bit Stereo CODEC with MIC/HP-AMP