Production Data
WM8321
10 SIGNAL TIMING REQUIREMENTS
10.1 CONTROL INTERFACE
Figure 1 Control Interface Timing - 2-wire (I2C) Control Mode
Test Conditions
TJ = -40ºC to +125 ºC unless otherwise stated.
PARAMETER
SYMBOL
MIN
0
TYP
MAX
UNIT
kHz
ns
SCLK1 Frequency
400
SCLK1 Low Pulse-Width
SCLK1 High Pulse-Width
Hold Time (Start Condition)
Setup Time (Start Condition)
Data Setup Time
t1
t2
t3
t4
t5
t6
t7
t8
t9
tps
1300
600
600
600
100
ns
ns
ns
ns
SDA1, SCLK1 Rise Time
SDA1, SCLK1 Fall Time
Setup Time (Stop Condition)
Data Hold Time
300
300
ns
ns
600
0
ns
900
5
ns
Pulse width of spikes that will be suppressed
ns
PD, February 2012, Rev 4.0
27
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
