CS8422 CIRRUS [Cirrus Logic], CS8422 Datasheet - Page 21

• Manufacturer Part Number: CS8422
• Description: 24-bit, 192 kHz, Asynchronous Sample Rate Converter with
• Manufacturer: CIRRUS [Cirrus Logic]

DS692PP1
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C MODE
Inputs: Logic 0 = 0 V, Logic 1 = VL; C
Notes:
SCL Clock Frequency
RST Rising Edge to Start
Bus Free Time Between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling
SDA Setup time to SCL Rising
Rise Time of SCL and SDA
Fall Time SCL and SDA
Setup Time for Stop Condition
Acknowledge Delay from SCL Falling
R S T
S D A
S C L
16. Data must be held for sufficient time to bridge the transition time, t
S top
t
t
irs
b u f
S t a rt
Parameter
t
t
h d st
l o w
(Note 16)
t
h dd
L
= 20 pF.
t
high
Figure 6. I²C Mode Timing
t sud
t ack
Symbol
t
t
rc
t
t
t
fc
t
t
t
t
susp
t
t
f
hdst
high
sust
t
hdd
low
sud
ack
buf
scl
irs
, t
, t
rd
fd
R e p e a t e d
t sust
fc
S t a rt
, of SCL.
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
10
-
-
-
t
h d st
t rd
t rc
1000
1000
Max
100
300
t fc
-
-
-
-
-
-
-
-
-
CS8422
t fd
S to p
Unit
t su sp
kHz
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
µs
ns
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