wm9704q Wolfson Microelectronics plc, wm9704q Datasheet - Page 8

• Manufacturer Part Number: wm9704q
• Description: 4-channel Surround Sound Codec
• Manufacturer: Wolfson Microelectronics plc

WM9704Q
WARM RESET
CLOCK SPECIFICATIONS
WOLFSON MICROELECTRONICS LTD
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 inactive to BIT_CLK
startup delay
PARAMETER
BIT_CLK frequency
BIT_CLK period
BIT_CLK output jitter
BIT_CLK high pulse width (Note 1)
BIT_CLK low pulse width (Note 1)
SYNC frequency
SYNC period
SYNC high pulse width
SYNC low pulse width
BIT_CLK
BIT_CLK
SYNC
SYNC
PARAMETER
t
SYNC_HIGH
t
CLK_PERIOD
t
CLK_HIGH
t
SYNC_HIGH
t
t
SYNC_PERIOD
SYMBOL
t
t
CLK_PERIOD
t
t
t
t
SYNC_HIGH
SYNC_LOW
SYMBOL
SYNC_HIGH
SYNC2_CLK
CLK_HIGH
CLK_LOW
t
SYNC_PERIOD
t
SYNC2CLK
162.4
32.56
32.56
MIN
MIN
t
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 2.3 January 2001
48.84
48.84
MAX
MAX
750
Production Data
UNIT
UNIT
MHz
KHz
ns
ns
ps
ns
ns
s
s
s
s
8