參數(shù)資料
型號(hào)： 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(yè)數(shù)： 5/78頁(yè)
文件大?。?/td> 689K
代理商： WM9712LEFV
Production Data
WM9712L
w
PD Rev 4.0 December 2003
5
PIN DESCRIPTION
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
NAME
DBVDD
XTLIN
XTLOUT
DGND1
SDATAOUT
BITCLK
DGND2
SDATAIN
DCVDD
SYNC
RESETB
WIPER / AUX4
TPVDD
X+/BR
Y+/TR
X-/TL
Y-/BL
TPGND
PCBEEP
PHONE
MIC1
MIC2
LINEINL
LINEINR
AVDD
TYPE
Supply
Digital Input
Digital Output
Supply
Digital Input
Digital Output
Supply
Digital Output
Supply
Digital Input
Digital Input
Analogue Input
Supply
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Supply
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Supply
DESCRIPTION
Digital I/O Buffer Supply
Clock Crystal Connection 1 / External Clock Input
Clock Crystal Connection 2
Digital Ground (return path for both DCVDD and DBVDD)
Serial Data Output from Controller / Input to WM9712L
Serial Interface Clock Output to Controller
Digital Ground (return path for both DCVDD and DBVDD)
Serial Data Input to Controller / Output from WM9712L
Digital Core Supply
Serial Interface Synchronisation Pulse from Controller
Reset (asynchronous, active Low, resets all registers to their default)
Top Sheet Connection for 5-wire Touchpanels / Auxiliary ADC Input
Touchpanel Driver Supply
Touchpanel Connection: X+ (Right) for 4-wire / bottom right for 5-wire
Touchpanel Connection: Y+ (Top) for 4-wire / top right for 5-wire
Touchpanel Connection: X- (Left) for 4-wire / top left for 5-wire
Touchpanel Connection: Y- (Bottom) for 4-wire / bottom left for 5-wire
Touchpanel Driver Ground
Line Input to analogue audio mixers, typically used for beeps
Phone Input (RX)
Left Microphone or Microphone 1 Input
Right Microphone or Microphone 2 Input
Left Line Input
Right Line Input
Analogue Supply (feeds audio DACs, ADCs, PGAs, mic boost,
mixers)
Analogue Ground
Internal Reference Voltage (buffered CAP2)
Bias Voltage for Microphones (buffered CAP2
×
1.8)
Comparator 1 (dead battery alarm) / Auxiliary ADC Input 1
Comparator 2 (low battery alarm) / Auxiliary ADC Input 2
Battery Monitor Input / Auxiliary ADC Input 3
Internal Reference Voltage (normally AVDD/2, if not overdriven)
Mono Output, intended for Phone TX signal
Speaker Ground (feeds output buffers on pins 35 and 36)
Left Output 2 (Speaker, Line or Headphone)
Right Output 2 (Speaker, Line or Headphone)
Analogue Output 3 (from AUXDAC or headphone pseudo-ground)
Speaker Supply (feeds output buffers on pins 35 and 36)
Headphone Left Output
Headphone Ground (feeds output buffers on pins 37, 39, 41)
Headphone Left Output
Analogue Ground, Chip Substrate
Headphone Supply (feeds output buffers on pins 37, 39, 41)
GPIO Pin 1
GPIO Pin 2 or IRQ (Interrupt Request) Output
GPIO Pin 3 or Pen Down Output
GPIO Pin 4 or ADA (ADC Data Available) Output or Mask input
GPIO Pin 5 or SPDIF Digital Audio Output
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
AGND
VREF
MICBIAS
COMP1 / AUX1
COMP2 / AUX2
BMON / AUX3
CAP2
MONOOUT
SPKGND
LOUT2
ROUT2
OUT3
SPKVDD
HPOUTL
HPGND
HPOUTR
AGND2
HPVDD
GPIO1
GPIO2 / IRQ
GPIO3 / PENDOWN
GPIO4 / ADA / MASK
GPIO5 / SPDIF_OUT
Supply
Analogue Output
Analogue Output
Analogue Input
Analogue Input
Analogue Input
Analogue In / Out
Analogue Output
Supply
Analogue Output
Analogue Output
Analogue Output
Supply
Analogue Output
Supply
Analogue Output
Supply
Supply
Digital In / Out
Digital In / Out
Digital In / Out
Digital In / Out
Digital In / Out
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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