wm9705seft-v Wolfson Microelectronics plc, wm9705seft-v Datasheet - Page 14

• Manufacturer Part Number: wm9705seft-v
• Description: Multimedia Ac?97 Codec With Integrated Touch Screen Controller
• Manufacturer: Wolfson Microelectronics plc

WM9705
WARM RESET
CLOCK SPECIFICATIONS
w
Figure 6 Warm Reset Timing
Figure 7 Clock Specifications (50pF External Load)
Note:
Worst case duty cycle restricted to 45/55.
SYNC active high pulse width
SYNC inactive to BITCLK startup
delay
PARAMETER
BITCLK frequency
BITCLK period
BITCLK output jitter
BITCLK high pulse width (Note 1)
BITCLK low pulse width (Note 1)
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
SYNC2CLK
t
t
SYNC_PERIOD
SYMBOL
SYMBOL
t
t
CLK_PERIOD
t
SYNC_HIGH
t
SYNC_LOW
CLK_HIGH
CLK_LOW
t
SYNC_PERIOD
t
SYNC2CLK
162.4
MIN
MIN
t
36
36
CLK_LOW
t
SYNC_LOW
12.288
81.4
40.7
40.7
48.0
20.8
19.5
TYP
TYP
1.3
1.3
PD Rev 4.5 July 2008
MAX
MAX
750
45
45
Production Data
UNIT
UNIT
MHz
kHz
µ s
ns
ns
ps
ns
ns
µ s
µ s
µ s
14