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WM8721 Scheda tecnica(PDF) 35 Page - Wolfson Microelectronics plc

Il numero della parte WM8721
Spiegazioni elettronici  Internet Audio DAC with Integrated Headphone Driver
PDF  37 Pages
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Produttore elettronici  WOLFSON [Wolfson Microelectronics plc]
Homepage  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8721 Scheda tecnica(HTML) 35 Page - Wolfson Microelectronics plc

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Production Data
WM8721 / WM8721L
w
PD Rev 4.0 November 2004
35
RECOMMENDED EXTERNAL COMPONENTS
WM8721
DAC
RHPOUT
VMID
LOUT
+
10µF
47kΩ
100Ω
9
LHPOUT
+
47kΩ
220µF
6
AVDD
AGND
11
12
3.3V
HPVDD
HPGND
8
5
3.3V
ROUT
+
10µF
47kΩ
100Ω
10
+
47kΩ
220µF
7
0.1µF
10µF
+
13
DACLRC
DACDAT
DBVDD
DCVDD
3.3V
DGND
1.5V - 3.3V
+
+
1
20
19
BCLK
2
Audio Serial Data I/F
4
3
3-wire or 2-wire
MPU Interface
3-wire Interface
2-wire Interface
SDIN
16
CSB
15
SCLK
17
MODE
14
10µF0.1µF
10kΩ
3.3V
MCLK
+
10µF
+
18
0.1µF
10µF
0.1µF
0.1µF10µF
Note
1. Where possible, it is recommended that NPO or COG type capacitors should be used for best performance.
2. The recommended external components are the same for both the QFN and SSOP packages.
Figure 34 External Components Diagram



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