參數(shù)資料
型號: AK4640
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16BIT CODEC WITH MIC /HP/SPK-AMPl
中文描述: 16位編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植,AMPl
文件頁數(shù): 60/76頁
文件大?。?/td> 634K
代理商: AK4640
ASAHI KASEI
[AK4640]
MS0273-E-00
2004/03
- 60 -
SYSTEM DESIGN (AK4640VG)
Figure 42 shows the system connection diagram for the AK4640VG. An evaluation board [AKD4640] is available which
demonstrates the optimum layout, power supply arrangements and measurement results.
Reset
DSP and uP
10
0
μ
1
μ
NC
MICOUT
BEEPL
NC
PDN
BEEPM
MOUT+ MOUT2
CAD0
NC
LRCK
CDTI
/SDA
I2C
SDTO
EXT
AIN
MPE
MPI
INT
VCOM
AVSS
PVDD
AVDD
AVDD
VCOC
PVSS
CSN
/CAD1
BEEPR AUXIN+ AUXIN- MOUT-
NC
MUTET
MIN
HVDD
HPL
HVSS
HVSS
HVDD
SPN
HPR
SPP
SPP
XTO
M/S
SPN
CDTO
CCLK
/SCL
SDTI
BICK
NC
MCKO
DVSS
NC
XTI
/MCKI
DVDD
Top View
NC
C
C
8
0.1
μ
10
μ
Analog Supply
2.4 ~ 3.6V
16
16
6.8
0.22
μ
6.8
47
μ
10
10
0.22
μ
1
μ
1
μ
R
R
R
1
μ
1
μ
1
μ
C
C
1
μ
1
μ
1
μ
2.2k
1
μ
2.2k
1
μ
0.1
μ
10
μ
2.2
μ
0.1
μ
0.1
μ
10
μ
Analog Supply
2.4 ~ 3.6V
10k
4.7n
Notes:
- AVSS, DVSS, PVSS and HVSS of the AK4640 should be distributed separately from the ground of external
controllers.
- Values of R and C in Figure 42 should depend on system.
- All input pins should not be left floating.
Figure 42. Typical Connection Diagram (AK4640VG)
相關(guān)PDF資料
PDF描述
AK4640VG 16BIT CODEC WITH MIC /HP/SPK-AMPl
AK4640VN 16BIT CODEC WITH MIC /HP/SPK-AMPl
AK4642EN Stereo CODEC with MIC/HP/SPK-AMP
AK4643EN Stereo CODEC with MIC/HP/RCV/SPK-AMP
AK4645EZ Stereo CODEC with MIC/HP-AMP
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