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WM8994ECS/R Datasheet(PDF) 39 Page - Cirrus Logic

Part # WM8994ECS/R
Description  Multi-channel Audio Hub CODEC for Smartphones
PDF  363 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8994ECS/R Datasheet(HTML) 39 Page - Cirrus Logic

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WM8994
Rev 4.6
39
CONTROL INTERFACE TIMING
2-WIRE (I2C) CONTROL MODE
SCLK
(input)
SDA
t4
t3
START
t8
STOP
t5
t2
t1
t9
t7
t6
Figure 7 Control Interface Timing - 2-wire (I2C) Control Mode
Test Conditions
The following timing information is valid across the full range of recommended operating conditions.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
SCLK Frequency
400
kHz
SCLK Low Pulse-Width
t1
1300
ns
SCLK High Pulse-Width
t2
600
ns
Hold Time (Start Condition)
t3
600
ns
Setup Time (Start Condition)
t4
600
ns
Data Setup Time
t5
100
ns
SDA, SCLK Rise Time
t6
300
ns
SDA, SCLK Fall Time
t7
300
ns
Setup Time (Stop Condition)
t8
600
ns
Data Hold Time
t9
900
ns
Pulse width of spikes that will be suppressed
tps
0
5
ns



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