ak4640 ETC-unknow, ak4640 Datasheet - Page 61

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

ASAHI KASEI
Figure 43 shows the system connection diagram for the AK4640VN. An evaluation board [AKD4640] is available which
demonstrates the optimum layout, power supply arrangements and measurement results.
Notes:
MS0273-E-00
Analog Supply
2.4 ~ 3.6V
- AVSS, DVSS, PVSS and HVSS of the AK4640 should be distributed separately from the ground of external
- Values of R and C in Figure 43 should depend on system.
- All digital input pins should not be left floating.
controllers.
2.2µ
10µ
10µ
4.7n
0.1µ
0.1µ
0.1µ
10kΩ
2.2k
2.2k
1µ
1µ
1µ
10
11
12
13
1
2
3
4
5
6
7
8
9
MICOUT
NC
EXT
MPE
MPI
INT
VCOM
AVSS
AVDD
PVDD
PVSS
VCOC
NC
Figure 43. Typical Connection Diagram (AK4640VN)
Reset
1µ
R
SYSTEM DESIGN (AK4640VN)
R
1µ
R
Top View
1µ
DSP and uP
1µ
- 61 -
1µ
C
C
1µ
XTI/MCKI
MUTET
HVDD
DVDD
HVSS
DVSS
HPR
SPN
SPP
XTO
HPL
M/S
NC
39
38
37
36
35
34
33
32
31
30
29
28
27
1µ
0.1µ
0.1µ
8Ω
C
C
10µ
10µ
10
10Ω
10Ω
0.22µ
0.22µ
6.8Ω 47µ
6.8Ω
Analog Supply
2.4 ~ 3.6V
[AK4640]
2004/03
16Ω
16Ω