wm9708 Wolfson Microelectronics plc, wm9708 Datasheet - Page 10

• Manufacturer Part Number: wm9708
• Description: Ac?97 Revision 2.1 Audio Codec
• Manufacturer: Wolfson Microelectronics plc

WM9708
WARM RESET
CLOCK SPECIFICATIONS
w
Figure 3 Warm Reset Timing
Figure 4 Clock Specifications (50pF External Load)
Note: Worst case duty cycle restricted to 40/60.
SYNC active high pulse width
SYNC release (or falling edge) to
BITCLK startup delay
PARAMETER
BITCLK frequency
BITCLK period
BITCLK output jitter
BITCLK high pulse width
(See Note)
BITCLK low pulse width
(See Note)
SYNC frequency
SYNC period
SYNC high pulse width
SYNC low pulse width
BITCLK
BITCLK
SYNC
SYNC
PARAMETER
t
SYNC_HIGH
t
CLK_PERIOD
t
CLK_HIGH
t
SYNC_HIGH
t
t
SYNC_HIGH
SYNC2_CLK
t
t
SYNC_PERIOD
SYMBOL
SYMBOL
t
CLK_PERIOD
t
t
t
SYNC_HIGH
SYNC_LOW
CLK_HIGH
CLK_LOW
t
SYNC_PERIOD
t
SYNC2CLK
162.4
32.56
32.56
t
MIN
MIN
CLK_LOW
t
SYNC_LOW
12.288
81.4
40.7
40.7
48.0
20.8
19.5
1.3
1.3
TYP
TYP
PD, Rev 4.2, August 2009
48.84
48.84
750
MAX
MAX
Production Data
MHz
kHz
UNIT
UNIT
μs
ns
ns
ps
ns
ns
μs
μs
μs
10