XWM8722EDS 데이터 시트보기 (PDF) - Wolfson Microelectronics plc
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XWM8722EDS
Wolfson Microelectronics plc
XWM8722EDS Datasheet PDF : 23 Pages
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WM8722
PIN CONFIGURATION
TCLK 1
MC
2
MD
3
LATCH 4
BUSY
5
DGND
6
MXINR
7
LINEOUTR
8
VAROUTR
9
AGND 10
20
SCKI
19
BCKIN
18
LRCIN
17
DIN
16
DVDD
15
CAP
14
MXINL
13
LINEOUTL
12
VAROUTL
11
AVDD
Advanced Information
ORDERING INFORMATION
DEVICE
XWM8722EDS
TEMP. RANGE
-25 to +85oC
PACKAGE
20-pin SSOP
PIN DESCRIPTION
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Note: 1.
NAME
TYPE
DESCRIPTION
TCLK
Digital input
Tone generator master-clock input.
MC
Digital input
Serial control data clock input (SPI mode) or 2-wire clock input (2-wire
mode)
MD
Digital input
Serial control data input (SPI mode) or 2-wire data input (2-wire mode)
LATCH
Digital input
Latch enable (SPI mode) or address select (2-wire mode).
BUSY
Digital I/O
Interface format input pin (0= SPI; 1 = 2-WIRE) or BUSY flag output.
DGND
Supply
Digital ground supply.
MXINR
Analogue input Analogue mixer input (right channel).
VAROUTR
Analogue output Right channel mixer output (variable level).
LINEOUTR
Analogue output Right channel mixer output (line level).
AGND
Supply
Analogue ground supply.
AVDD
Supply
Analogue positive supply.
LINEOUTL
Analogue output Left channel mixer output (line level).
VAROUTL
Analogue output Left channel mixer output (variable level).
MXINL
Analogue input Analogue mixer input (left channel).
CAP
Analogue output Analogue internal reference.
DVDD
Supply
Digital positive supply.
DIN
Digital input
Serial audio data input.
LRCIN
Digital input
Sample rate clock input.
BCKIN
Digital input
Audio data bit clock input.
SCKI
Digital input
System clock input (256 or 384fs).
Digital input pins have Schmitt trigger input buffers.
WOLFSON MICROELECTRONICS LTD
AI Rev 1.5 May 2000
2
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