wm9707scft-v Wolfson Microelectronics plc, wm9707scft-v Datasheet - Page 9
wm9707scft-v
Manufacturer Part Number
wm9707scft-v
Description
Ac?97 Revision 2.1 Audio Codec With Spdif Output
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM9707SCFT-V.pdf
(35 pages)
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WM9707
DETAILED TIMING DIAGRAMS
AC-LINK LOW POWER MODE
COLD RESET
w
Test Characteristics:
AVDD = 5.0V, DVDD = 3.3V; Ambient Temperature: TA = +25
All measurements are taken at 10% to 90% VDD, unless otherwise stated. All
the following timing information is guaranteed, not tested.
Figure 1 AC-Link Powerdown Timing
Figure 2 Cold Reset Timing
PARAMETER
End of slot 2 to BITCLK SDATIN
low
PARAMETER
RESETB active low pulse width
RESETB inactive to BITCLK
startup delay
SDATAOUT
SDATAIN
RESETB
BITCLK
BITCLK
SYNC
SLOT 1
TO 0X20
WRITE
t
S2_PDOWN
SLOT 2
DATA PR4
t
RST_LOW
SYMBOL
SYMBOL
t
t
t
S2_PDOWN
RST2_CLK
RST_LOW
DON'T
CARE
t
RST2CLK
162.8
MIN
MIN
1.0
o
C unless otherwise stated.
TYP
TYP
PD, Rev 4.4, March 2009
MAX
MAX
1.0
Production Data
UNIT
UNIT
μs
μs
ns
9
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