wm9704m Wolfson Microelectronics plc, wm9704m Datasheet - Page 9

• Manufacturer Part Number: wm9704m
• Description: Amc97 Audio Modem Codec
• Manufacturer: Wolfson Microelectronics plc

Production Data
DATA SETUP AND HOLD (50PF EXTERNAL LOAD)
SIGNAL RISE AND FALL TIMES
WOLFSON MICROELECTRONICS LTD
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.
Figure 6 Signal Rise and Fall Times (50pF external load)
PARAMETER
Setup to falling edge of BIT_CLK
Hold from falling edge of BIT_CLK
PARAMETER
BIT_CLK rise time
BIT_CLK fall time
SYNC rise time
SYNC fall time
SDATA_IN rise time
SDATA_IN fall time
SDATA_OUT rise time
SDATA_OUT fall time
SDATA_OUT
SDATA_OUT
BIT_CLK
SDATA_IN
BIT_CLK
SYNC
SYNC
trise
trise
trise
trise
DOUT
SYNC
CLK
DIN
t
SETUP
t
HOLD
tfall
tfall
tfall
tfall
SYMBOL
trise
trise
tfall
tfall
SYMBOL
trise
trise
trise
tfall
DOUT
t
SYNC
t
CLK
SETUP
DIN
HOLD
SYNC
DOUT
SYNC
DOUT
CLK
CLK
DIN
DIN
15.0
MIN
MIN
5.0
4
4
4
4
4
4
4
4
TYP
TYP
PD Rev 3.2 January 2001
MAX
MAX
40
40
40
40
40
40
40
40
WM9704M
UNIT
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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