參數資料
型號: AK4393
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: ADVANCED MULTI-BIT 96KHZ 24-BIT DAC
中文描述: 先進的多位96kHz的24位DAC
文件頁數: 18/22頁
文件大?。?/td> 235K
代理商: AK4393
ASAHI KASEI
[AK4393]
M0039-E-01
2000/5
- 18 -
DVSS
1
DVDD
2
MCLK
3
PDN
4
BICK
5
SDATA
6
LRCK
7
SMUTE
8
DFS
9
DEM0
10
DEM1
11
DIF0
12
CKS2
28
CKS1
27
CKS0
26
P/S
25
VCOM
24
AOUTL+
23
AOUTL-
22
AOUTR+
21
AOUTR-
20
AVSS
19
AVDD
18
VREFH
17
Master Clock
Mode
setting
0.1u
10u
+
10u
0.1u
+
10u
+
Supply 5V
AK4393
0.1u
16
Digital
Supply
13
14
15
DIF1
DIF2
VREFL
BVSS
fs
24bit Audio Data
Reset & Power down
64fs
+
0.1u
Lch
LPF
Rch
LPF
Rch Out
Lch Out
Master
Clock
Select
Analog
Analog Ground
Digital Ground
Figure 9. Typical Connection Diagram (Parallel mode)
Notes:
- LRCK = fs, BICK = 64fs.
- Power lines of AVDD and DVDD should be distributed separately from the point with low impedance of regulator
etc.
- AVSS, BVSS and DVSS must be connected to the same analog ground plane.
- When AOUT drives some capacitive load, some resistor should be added in series between AOUT and capacitive
load.
- All input pins except pull-down/pull-up pins should not be left floating.
Analog Ground
Digital Ground
System
Controller
DVSS
1
DVDD
2
MCLK
3
PDN
4
BICK
5
SDATA
6
LRCK
7
SMUTE
8
DFS
9
DEM0
10
DEM1
11
DIF0
12
CKS2
28
CKS1
27
CKS0
26
P/S
25
VCOM
24
AOUTL+
23
AOUTL-
22
AOUTR+
21
AOUTR-
20
AVSS
19
AVDD
18
VREFH
AK4393
17
13
14
16
15
DIF1
DIF2
VREFR
BVSS
Figure 10. Ground Layout
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