wm8742 Wolfson Microelectronics plc, wm8742 Datasheet - Page 15

• Manufacturer Part Number: wm8742
• Description: 24-bit 192khz Dac With Advanced Digital Filtering
• Manufacturer: Wolfson Microelectronics plc

Production Data
CONTROL INTERFACE TIMING – 2-WIRE MODE
Figure 6 Control Interface Timing - 2-Wire Serial Control Mode
Table 5 Control Interface Timing – 2-wire Serial Control Mode
w
Test Conditions
DVDD = 3.3V, DGND = 0V, T
PARAMETER
SCLK Frequency
SCLK Low Pulse-Width
SCLK High Pulse-Width
Hold Time (Start Condition)
Setup Time (Start Condition)
Data Setup Time
SDIN, SCLK Rise Time
SDIN, SCLK Fall Time
Setup Time (Stop Condition)
Data Hold Time
Max Pulse width of spikes that will be suppressed
A
= +25
o
C, Slave Mode, fs = 48kHz, MCLK = 256fs unless otherwise stated.
SYMBOL
t
t
t
t
t
t
t
t
t
SCH
HOL
CSE
DSU
CSS
DHO
t
SCL
FAL
RIS
PS
MIN
600
600
100
600
80
80
0
4
TYP
PD, Rev 4.2, August 2009
MAX
300
300
900
5
6
WM8742
UNIT
MHz
ns
us
ns
ns
ns
ns
ns
ns
ns
ns
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