參數(shù)資料
型號(hào)： WM8722
廠商： Wolfson Microelectronics
英文描述： Stereo DAC with Integrated Tone Generator and Line/Variable Level Outputs
中文描述： 立體聲DAC，具有集成的音調(diào)發(fā)生器和線/變平輸出
文件頁(yè)數(shù)： 2/23頁(yè)
文件大?。?/td> 438K
代理商： WM8722
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
o
C
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
1
2
NAME
TCLK
MC
TYPE
DESCRIPTION
Digital input
Digital input
Tone generator master-clock input.
Serial control data clock input (SPI mode) or 2-wire clock input (2-wire
mode)
Serial control data input (SPI mode) or 2-wire data input (2-wire mode)
Latch enable (SPI mode) or address select (2-wire mode).
Interface format input pin (0= SPI; 1 = 2-WIRE) or BUSY flag output.
Digital ground supply.
Analogue mixer input (right channel).
Right channel mixer output (variable level).
Right channel mixer output (line level).
Analogue ground supply.
Analogue positive supply.
Left channel mixer output (line level).
Left channel mixer output (variable level).
Analogue mixer input (left channel).
Analogue internal reference.
Digital positive supply.
Serial audio data input.
Sample rate clock input.
Audio data bit clock input.
System clock input (256 or 384fs).
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
MD
Digital input
Digital input
Digital I/O
Supply
Analogue input
Analogue output
Analogue output
Supply
Supply
Analogue output
Analogue output
Analogue input
Analogue output
Supply
Digital input
Digital input
Digital input
Digital input
LATCH
BUSY
DGND
MXINR
VAROUTR
LINEOUTR
AGND
AVDD
LINEOUTL
VAROUTL
MXINL
CAP
DVDD
DIN
LRCIN
BCKIN
SCKI
Note:
1.
Digital input pins have Schmitt trigger input buffers.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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