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參數(shù)資料
| 型號： | WM9712LEFV |
| 廠商： | Wolfson Microelectronics |
| 元件分類： | 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 |
| 文件頁數(shù)： | 3/78頁 |
| 文件大?。?/td> | 689K |
| 代理商： | WM9712LEFV |
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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 |
|---|---|
| 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 |
| WME128K8 | 128Kx8 CMOS Monolithic EEPROM(128Kx8 CMOS單片EEPROM) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WM9712LGEFL/RV | 功能描述:接口—CODEC STR AC’97 CODEC TP 48-pin TQFP RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型: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 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型: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:WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC |
| WM9712LSEFL/RV | 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC |
| WM9712LSEFL/V | 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC |
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