參數(shù)資料
型號: WM9712LEFT
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): 59/78頁
文件大?。?/td> 689K
代理商: WM9712LEFT
Production Data
WM9712L
w
PD Rev 4.0 December 2003
59
INTERFACE TIMING
Test Characteristics:
DBVDD = 3.3V, DCVDD = 3.3V, DGND1 = DGND2 = 0V, T
A
= -25
°
C to +85
°
C, unless otherwise stated.
CLOCK SPECIFICATIONS
BITCLK
SYNC
t
CLK_HIGH
t
CLK_LOW
t
CLK_PERIOD
t
SYNC_HIGH
t
SYNC_LOW
t
SYNC_PERIOD
Figure 17 Clock Specifications (50pF External Load)
PARAMETER
SYMBOL
t
CLK_PERIOD
t
CLK_HIGH
t
CLK_LOW
t
SYNC_PERIOD
t
SYNC_HIGH
t
SYNC_LOW
MIN
36
36
TYP
12.288
81.4
40.7
40.7
48
20.8
1.3
19.5
MAX
750
45
45
UNIT
MHz
ns
ps
ns
ns
kHz
μ
s
μ
s
μ
s
BITCLK frequency
BITCLK period
BITCLK output jitter
BITCLK high pulse width (Note 1)
BITCLK low pulse width (Note 1)
SYNC frequency
SYNC period
SYNC high pulse width
SYNC low pulse width
Note:
1. Worst case duty cycle restricted to 45/55
DATA SETUP AND HOLD
Figure 18 Data Setup and Hold (50pF External Load)
Note:
1.
Setup and hold times for SDATAIN are with respect to the AC’97 controller, not the
WM9712L.
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:WOLFSON 功能描述:AC97 Audio and Touchpanel CODEC
WM9712LEFV 制造商:WOLFSON 制造商全稱: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