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AK4387ET 参数 Datasheet PDF下载

AK4387ET图片预览
型号: AK4387ET
PDF下载: 下载PDF文件 查看货源
内容描述: 106分贝192kHz的24位双声道ツヒDAC [106dB 192kHz 24-Bit 2ch ツヒ DAC]
分类和应用: 转换器数模转换器光电二极管
文件页数/大小: 21 页 / 246 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
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ASAHI KASEI  
[AK4387]  
SYSTEM DESIGN  
Figure 9 and 10 show the system connection diagram. An evaluation board (AKD4387) is available in order to allow an  
easy study on the layout of a surrounding circuit.  
Optional External  
Mute Circuits  
Master Clock  
64fs  
MCLK  
BICK  
SDTI  
DZF  
1
2
3
4
5
6
7
8
16  
10  
0.1u  
0.1u  
10u  
DVDD 15  
AVDD 14  
Analog  
Supply 5V  
24bit Audio Data  
fs  
+
10u  
LRCK  
RSTN  
CSN  
VSS  
13  
AK4387  
+
Reset & Power down  
VCOM 12  
AOUTL 11  
Lch Out  
Rch Out  
Mode  
Setting  
CCLK  
AOUTR  
NC  
10  
9
CDTI  
Digital Ground  
Analog Ground  
Figure 9. Typical Connection Diagram (Example 1)  
Optional External  
Mute Circuits  
Master Clock  
64fs  
MCLK  
BICK  
SDTI  
DZF  
1
2
3
4
5
6
7
8
16  
DVDD 15  
AVDD 14  
Analog  
Supply 5V  
24bit Audio Data  
fs  
+
10u  
0.1u  
10u  
LRCK  
RSTN  
CSN  
VSS  
13  
AK4387  
+
Reset & Power down  
VCOM 12  
AOUTL 11  
Lch Out  
Rch Out  
Mode  
Setting  
CCLK  
AOUTR  
NC  
10  
9
CDTI  
Digital Ground  
Analog Ground  
Figure 10. Typical Connection Diagram (Example 2)  
Notes:  
- LRCK = fs, BICK = 64fs.  
- When AOUT drives some capacitive load, some resistor should be added in series between AOUT and capacitive  
load.  
- All input pins should not be left floating.  
- THD+N value at 192kHz decreases by around 3dB when using Example 2.  
MS0429-E-00  
2005/09  
- 18 -  
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