ak4640 ETC-unknow, ak4640 Datasheet - Page 60

• Manufacturer Part Number: ak4640
• Description: 16bit Codec With /hp/spk-ampl
• Manufacturer: ETC-unknow

ASAHI KASEI
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.
Notes:
MS0273-E-00
- 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.
Analog Supply
2.4 ~ 3.6V
10µ
0.1µ
2.2µ
10µ
4.7n
0.1µ
0.1µ
10kΩ
2.2k
2.2k
Figure 42. Typical Connection Diagram (AK4640VG)
1µ
1µ
AVSS
VCOC
CAD0
PVDD
MPE
EXT
NC
INT
NC
SYSTEM DESIGN (AK4640VG)
MICOUT BEEPL
/CAD1
1µ
PVSS
CSN
PDN
Reset
VCOM
AVDD
AVDD
MPI
AIN
R
1µ
BEEPR AUXIN+ AUXIN- MOUT-
CCLK
/SCL
R
CDTI
/SDA
NC
1µ
DSP and uP
1µ
BEEPM MOUT+ MOUT2
CDTO
R
I2C
- 60 -
1µ
Top View
1µ
SDTO
SDTI
C
C
LRCK
BICK
1µ
MCKO
MIN
NC
NC
MUTET
HVDD
HVSS
DVDD
1µ
SPN
SPP
XTO
DVSS
HPL
/MCKI
HVSS
HVDD
10
NC
SPN
SPP
HPR
M/S
XTI
NC
0.1µ
C
C
10µ
8Ω
10Ω
10Ω
0.22µ
0.22µ
6.8Ω
6.8Ω
Analog Supply
2.4 ~ 3.6V
47µ
16Ω
16Ω
[AK4640]
2004/03