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WM8722 Scheda tecnica(PDF) 2 Page - Wolfson Microelectronics plc

Il numero della parte WM8722
Spiegazioni elettronici  Stereo DAC with Integrated Tone Generator and Line/Variable Level Outputs
PDF  23 Pages
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Produttore elettronici  WOLFSON [Wolfson Microelectronics plc]
Homepage  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8722 Scheda tecnica(HTML) 2 Page - Wolfson Microelectronics plc

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WM8722
Advanced Information
WOLFSON MICROELECTRONICS LTD
AI Rev 1.5 May 2000
2
PIN CONFIGURATION
ORDERING INFORMATION
DEVICE
TEMP. RANGE
PACKAGE
XWM8722EDS
-25 to +85
oC
20-pin SSOP
MXINL
CAP
DVDD
DIN
LRCIN
SCKI
BCKIN
DGND
MD
TCLK
AVDD
LINEOUTL
VAROUTL
LINEOUTR
16
15
14
20
19
18
17
5
6
7
1
2
3
4
MXINR
BUSY
LATCH
MC
13
12
11
8
9
10
AGND
VAROUTR
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
TCLK
Digital input
Tone generator master-clock input.
2
MC
Digital input
Serial control data clock input (SPI mode) or 2-wire clock input (2-wire
mode)
3
MD
Digital input
Serial control data input (SPI mode) or 2-wire data input (2-wire mode)
4
LATCH
Digital input
Latch enable (SPI mode) or address select (2-wire mode).
5
BUSY
Digital I/O
Interface format input pin (0= SPI; 1 = 2-WIRE) or BUSY flag output.
6
DGND
Supply
Digital ground supply.
7
MXINR
Analogue input
Analogue mixer input (right channel).
8
VAROUTR
Analogue output
Right channel mixer output (variable level).
9
LINEOUTR
Analogue output
Right channel mixer output (line level).
10
AGND
Supply
Analogue ground supply.
11
AVDD
Supply
Analogue positive supply.
12
LINEOUTL
Analogue output
Left channel mixer output (line level).
13
VAROUTL
Analogue output
Left channel mixer output (variable level).
14
MXINL
Analogue input
Analogue mixer input (left channel).
15
CAP
Analogue output
Analogue internal reference.
16
DVDD
Supply
Digital positive supply.
17
DIN
Digital input
Serial audio data input.
18
LRCIN
Digital input
Sample rate clock input.
19
BCKIN
Digital input
Audio data bit clock input.
20
SCKI
Digital input
System clock input (256 or 384fs).
Note: 1.
Digital input pins have Schmitt trigger input buffers.



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