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參數(shù)資料
| 型號： | AKD4525 |
| 廠商： | Asahi Kasei Microsystems Co.,Ltd |
| 英文描述： | 20BIT STEREO ADC & DAC WITH X TAL OSC |
| 中文描述： | 20位立體聲ADC |
| 文件頁數(shù)： | 14/18頁 |
| 文件大?。?/td> | 152K |
| 代理商： | AKD4525 |
ASAHI KASEI
[AK4525]
MS0053-E-00
2000/9
- 14 -
SYSTEM DESIGN
Figure 8 shows the system connection diagrams. This is an example which analog signal is input by single ended circuit.
In case of differential input, please refer to Figure 11. An evaluation board is available which demonstrates application
circuits, the optimum layout, power supply arrangements and measurement results.
4
3
2
1
VREFH
AINR+
AINR-
AINL+
AINL-
5
VA
6
AGND
7
XTI
8
XTO
9
DIF0
10
DIF1
11
LRCK
12
VCOM
28
AOUTR
27
AOUTL
26
CMODE
25
24
DGND
23
VD
22
MCKO
21
20
TST
19
DEM1
18
DEM0
17
AK4525
10u
0.1u
+
Mode
Setting
Audio
Controller
Format
Setting
4.5
～
5.5V
Analog Supply
+
10u
0.1u
470
470
4.7u
2.2n
0.1u
2.2n
4.7u
0.1u
+
+
0.1u
+
10u
3.1
～
5.5V
Digital Supply
5
0.1u
SCLK
SDTI
16
15
SMUTE
SDTO
14
13
PDN
M/S
Figure 8. Typical Connection Diagram
Analog Ground
Digital Ground
System
Controller
VREFH
1
AINR+
2
AINR-
3
4
AINL-
5
VA
6
AGND
7
8
XTO
9
DIF0
10
DIF1
11
LRCK
12
VCOM
28
AOUTR
27
AOUTL
26
25
PDN
24
DGND
23
VD
22
MCKO
21
M/S
20
TST
19
DEM1
18
DEM0
AK4525
17
13
14
16
15
SCLK
SDTI
SMUTE
SDTO
AINL+
CMODE
XTI
Figure 9. Ground Layout
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