參數(shù)資料
型號: XWM9708
廠商: Wolfson Microelectronics
元件分類: Codec
英文描述: AC97 Revision 2.1 Audio Codec
中文描述: AC97音頻編解碼器2.1版
文件頁數(shù): 9/28頁
文件大?。?/td> 205K
代理商: XWM9708
Advanced Information
WM9708
WOLFSON MICROELECTRONICS LTD
AI Rev 2.0 April 2001
9
DATA SETUP AND HOLD (50pF EXTERNAL LOAD)
BITCLK
SDATAOUT
SYNC
t
SETUP
t
HOLD
Figure 5 Data Setup and Hold (50pF External Load)
Note:
Setup and hold time parameters for SDATA_IN are with respect to AC
97 Controller.
PARAMETER
Setup to falling edge of BITCLK
Hold from falling edge of BITCLK
SYMBOL
t
SETUP
t
HOLD
MIN
15.0
5.0
TYP
MAX
UNIT
ns
ns
SIGNAL RISE AND FALL TIMES
BITCLK
SYNC
SDATAIN
SDATAOUT
t
rise
CLK
t
fall
CLK
t
rise
SYNC
t
fall
SYNC
t
rise
DIN
t
fall
DIN
t
rise
DOUT
t
fall
DOUT
Figure 6 Signal Rise and Fall Times (50pF external load)
PARAMETER
BITCLK rise time
BITCLK fall time
SYNC rise time
SYNC fall time
SDATAIN rise time
SDATAIN fall time
SDATAOUT rise time
SDATAOUT fall time
SYMBOL
trise
CLK
tfall
CLK
trise
SYNC
tfall
SYNC
trise
DIN
trise
DIN
trise
DOUT
tfall
DOUT
MIN
2
2
2
2
2
2
2
2
TYP
MAX
6
6
6
6
6
6
6
6
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
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