User guide

DS578F3 11
CS8416
SWITCHING CHARACTERISTICS - CONTROL PORT- I²C FORMAT
(Inputs: Logic 0 = 0 V, Logic 1 = VL; C
L
= 20 pF)
Notes:
15. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Parameter Symbol Min Max Unit
SCL Clock Frequency f
scl
-100kHz
Bus Free Time Between Transmissions t
buf
4.7 - µs
Start Condition Hold Time (prior to first clock pulse) t
hdst
4.0 - µs
Clock Low time t
low
4.7 - µs
Clock High Time t
high
4.0 - µs
Setup Time for Repeated Start Condition t
sust
4.7 - µs
SDA Hold Time from SCL Falling (Note 15) t
hdd
10 - ns
SDA Setup time to SCL Rising t
sud
250 - ns
Rise Time of SCL and SDA t
r
- 1000 ns
Fall Time SCL and SDA t
f
-300ns
Setup Time for Stop Condition t
susp
4.7 - µs
t
buf
t
hdst
t
hdst
t
low
t
r
t
f
t
hdd
t
high
t
sud
t
sust
t
susp
Stop Start
Start
Stop
Repeated
SDA
SCL
Figure 4. I²C Mode Timing