WM8778SEDS/RV 查看數據表（PDF） - Wolfson Microelectronics plc
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WM8778SEDS/RV Datasheet PDF : 52 Pages
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WM8778
CONTROL INTERFACE TIMING – 2-WIRE MODE
t3
DI
t5
t3
Production Data
t6
t2
t4
t8
CL
t1
t9
t7
Figure 7 Control Interface Timing – 2-Wire Serial Control Mode (MODE=0)
Test Conditions
AVDD = 5V, DVDD = 3.3V, AGND, DGND = 0V, TA = +25oC, fs = 48kHz, MCLK = 256fs unless otherwise stated
PARAMETER
Program Register Input Information
CL Frequency
CL Low Pulse-Width
CL High Pulse-Width
Hold Time (Start Condition)
Setup Time (Start Condition)
Data Setup Time
DI, CL Rise Time
DI, CL Fall Time
Setup Time (Stop Condition)
Data Hold Time
Pulse width of spikes that will be suppressed
SYMBOL
t1
t2
t3
t4
t5
t6
t7
t8
t9
tps
MIN
TYP
MAX
0
526
1.3
600
600
600
100
300
300
600
900
0
5
Table 5 2-wire Control Interface Timing Information
UNIT
kHz
us
ns
ns
ns
ns
ns
ns
ns
ns
ns
w
PD, Rev 4.2, July 2008
12
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