參數(shù)資料
型號: XWM9708CDS
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): 7/28頁
文件大小: 205K
代理商: XWM9708CDS
Advanced Information
WM9708
WOLFSON MICROELECTRONICS LTD
AI Rev 2.0 April 2001
7
DETAILED TIMING DIAGRAMS
Test Characteristics
:
AVDD = 5V, GND = 0V
…………
..T
A
= 0
o
C to +70
o
C, unless otherwise stated.
DVDD = 3.3V, GND = 0V
…………
..T
A
= 0
C to +70
C, unless otherwise stated.
All measurements are taken at 10% to 90% VDD, unless otherwise stated. All
the following timing information is guaranteed, not tested.
AC-LINK LOW POWER MODE
SYNC
BITCLK
SDATAOUT
WRITE
TO 0X20
DATA PR4
DON
T
CARE
SDATAIN
SLOT 1
SLOT 2
t
S2_PDOWN
Figure 1 AC-Link Powerdown Timing
PARAMETER
End of slot 2 to BITCLK SDATIN
low
SYMBOL
t
S2_PDOWN
MIN
TYP
MAX
1.0
UNIT
μ
s
COLD RESET
RESETB
BITCLK
t
RST_LOW
t
RST2CLK
Figure 2 Cold Reset Timing
PARAMETER
RESETB active low pulse width
RESETB release (or rising edge)
to BITCLK startup delay
SYMBOL
t
RST_LOW
t
RST2_CLK
MIN
1.0
162.8
TYP
MAX
UNIT
μ
s
ns
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