CS5397-KS Просмотр технического описания (PDF) - Cirrus Logic
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CS5397-KS Datasheet PDF : 40 Pages
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CS5396 CS5397
I2C CONTROL PORT SWITCHING CHARACTERISTICS (TA = 25 °C; VD, VA = 5V ±5%;
Inputs: Logic 0 = DGND, Logic 1 = VD; CL = 20 pF)
Parameter
Symbol
Min
Max
Unit
I2C® Mode
(Note 9)
CCLK Clock Frequency
fscl
-
Bus Free Time Between Transmissions
tbuf
4.7
Start Condition Hold Time (prior to first clock pulse)
thdst
4.0
Clock Low Time
tlow
4.7
Clock High Time
thigh
4.0
Setup Time for Repeated Start Condition
tsust
4.7
CDIN Hold Time from CCLK Falling
(Note 10)
thdd
0
CDIN Setup Time to CCLK Rising
tsud
250
Rise Time of Both CDIN and CCLK Lines
tr
-
Fall Time of Both CDIN and CCLK Lines
tf
-
Setup Time for Stop Condition
tsusp
4.7
100
kHz
-
µs
-
µs
-
µs
-
µs
-
µs
-
µs
-
ns
1
µs
300
ns
-
µs
Notes: 9. Use of the I2C® bus interface requires a license from Philips.
10. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Stop Start
Repeated
Start
CDIN
t buf
CCLK
t hdst
t high
t hdst
tf
t low t hdd
t sud
t sust
tr
Stop
t susp
10
DS229PP2
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