WM9714L_06 WOLFSON [Wolfson Microelectronics plc], WM9714L_06 Datasheet - Page 68

• Manufacturer Part Number: WM9714L_06
• Description: AC 97 Audio CODEC
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM9714L
w
1.
DATA SETUP AND HOLD
Figure 21 Data Setup and Hold (50pF External Load)
Note:
Setup and hold times for SDATAIN are with respect to the AC’97 controller, not the
WM9714L.
Note:
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
Setup to falling edge of BITCLK
Hold from falling edge of BITCLK
Output valid delay from rising edge of
BITCLK
Worst case duty cycle restricted to 45/55
PARAMETER
PARAMETER
t
t
SYNC_PERIOD
t
t
SYMBOL
CLK_PERIOD
SYMBOL
t
SYNC_HIGH
t
SYNC_LOW
CLK_HIGH
CLK_LOW
t
t
SETUP
HOLD
t
CO
MIN
MIN
36
36
10
10
12.288
81.4
40.7
40.7
20.8
19.5
TYP
TYP
1.3
48
PP Rev 3.0 June 2006
MAX
MAX
750
45
45
15
Pre-Production
UNIT
UNIT
MHz
kHz
Ns
ns
ps
ns
ns
ns
ns
s
s
s
68