參數(shù)資料
型號(hào)： WM9712LEFT
廠商： Wolfson Microelectronics
元件分類(lèi)： Codec
英文描述： AC97 Audio and Touchpanel CODEC
中文描述： AC97音頻編解碼器和觸摸屏
文件頁(yè)數(shù)： 3/78頁(yè)
文件大?。?/td> 689K
代理商： WM9712LEFT
Production Data
VARIABLE RATE AUDIO / SAMPLE RATE CONVERSION...............................37
TOUCHPANEL INTERFACE................................................................................38
PRINCIPLE OF OPERATION - FOUR-WIRE TOUCHPANEL .....................................38
PRINCIPLE OF OPERATION - FIVE-WIRE TOUCHPANEL........................................40
CONTROLLING THE TOUCHPANEL DIGITISER.......................................................42
AUXILIARY ADC INPUTS....................................................................................47
BATTERY MEASUREMENT USING THE BMON/AUX3 PIN.......................................47
BATTERY ALARM AND ANALOGUE COMPARATORS ....................................48
GPIO AND INTERRUPT CONTROL....................................................................51
AC97 DATA AND CONTROL INTERFACE .........................................................58
INTERFACE PROTOCOL............................................................................................58
INTERFACE TIMING ...................................................................................................59
REGISTER MAP...................................................................................................62
REGISTER BITS BY ADDRESS..................................................................................63
APPLICATIONS INFORMATION.........................................................................71
RECOMMENDED EXTERNAL COMPONENTS...........................................................71
LINE OUTPUT .............................................................................................................72
AC-COUPLED HEADPHONE OUTPUT.......................................................................73
DC COUPLED (CAPLESS) HEADPHONE OUTPUT...................................................73
BTL LOUDSPEAKER OUTPUT ...................................................................................74
COMBINED HEADSET / BTL EAR SPEAKER.............................................................74
COMBINED HEADSET / SINGLE-ENDED EAR SPEAKER.........................................74
JACK INSERT DETECTION ........................................................................................75
HOOKSWITCH DETECTION.......................................................................................75
PACKAGE DRAWING - QFN...............................................................................76
PACKAGE DRAWING – TQFP............................................................................77
IMPORTANT NOTICE..........................................................................................78
ADDRESS:...................................................................................................................78
WM9712L
w
PD Rev 4.0 December 2003
3
相關(guān)PDF資料
PDF描述
WM9712LEFV AC97 Audio and Touchpanel CODEC
WM9712LSEFL AC97 Audio and Touchpanel CODEC
WM9712LSEFT AC97 Audio and Touchpanel CODEC
WM9712LSEFV AC97 Audio and Touchpanel CODEC
WME128K8-XXX 128Kx8 CMOS MONOLITHIC EEPROM, SMD 5962-96796
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
WM9712LEFT/RV 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC
WM9712LEFV 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC
WM9712LGEFL/RV 功能描述:接口—CODEC STR AC’97 CODEC TP 48-pin TQFP RoHS:否 制造商:Texas Instruments 類(lèi)型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類(lèi)型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
WM9712LGEFL/V 功能描述:接口—CODEC Stereo AC’97 CODEC T/P Interface RoHS:否 制造商:Texas Instruments 類(lèi)型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類(lèi)型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
WM9712LSEFL 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC
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