XWM8729ED Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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Компоненты Описание
производитель
XWM8729ED Datasheet PDF : 15 Pages
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WM8729
PIN CONFIGURATION
LRCIN
DIN
BCKIN
MCLK
DGND
DVDD
VOUTR
AGND
1
16
2
15
3
14
4
13
WM8729
5
12
6
11
7
10
8
9
FORMAT
DEM
MUTEB
VREFP
VREFN
VMID
VOUTL
AVDD
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ORDERING INFORMATION
DEVICE
XWM8729ED
TEMP. RANGE
-25 to +85oC
PACKAGE
16-pin SOIC
PIN DESCRIPTION
PIN
NAME
1
LRCIN
2
DIN
3
BCKIN
4
MCLK
5
DGND
6
DVDD
7
VOUTR
8
AGND
9
AVDD
10
VOUTL
11
VMID
12
VREFN
13
VREFP
14
MUTEB
TYPE
Digital Input
Digital Input
Digital Input
Analogue Input
Supply
Supply
Analogue Output
Supply
Supply
Analogue Output
Analogue Output
Supply
Supply
Digital Bi-directional
DESCRIPTION
DAC Sample Rate Clock Input
Serial Audio Data Input
Audio Data Bit Clock Input.
Master Clock Input
Digital Ground Supply
Digital Positive Supply
Right Channel DAC Output
Analogue Ground Supply
Analogue Positive Supply
Left Channel DAC Output
Mid Rail Decoupling Point
DAC Negative Reference – normally AGND, must not be below AGND
DAC Positive Reference – normally AVDD, must not be above AVDD
Mute Control, (L = Mute on, H = Mute off, Z = Automute Enabled)
15
DEM
Digital Input
16
FORMAT
Digital Input
(Pull-Up)
Note:
Digital input pins have Schmitt trigger input buffers.
De-Emphasis Select
0 = De-Emphasis Off
1 = De-Emphasis On
Digital Audio Data Input Format Selection
0 = Right justified Audio Data
1 = I2S Audio Data
WOLFSON MICROELECTRONICS LTD
PP Rev 1.2 April 2001
2
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