CS4398-CZZR Cirrus Logic Inc, CS4398-CZZR Datasheet - Page 15

• Manufacturer Part Number: CS4398-CZZR
• Description: IC,D/A CONVERTER,DUAL,24-BIT,TSSOP,28PIN
• Manufacturer: Cirrus Logic Inc

DS568F1
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C FORMAT
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
(Inputs: Logic 0 = GND, Logic 1 = VLC, C
S D A
R S T
S C L
10. Data must be held for sufficient time to bridge the transition time, t
S top
t
t buf
irs
S t a rt
t
Parameter
hdst
t
l o w
t
hdd
Figure 8. Control Port Timing - I²C Format
t
high
L
= 20 pF)
t sud
(Note 10)
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
fc
, of SCL.
R e p e a t e d
t sust
S t a rt
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
t
hdst
t
rd
t
rc
1000
Max
100
300
t
1
-
-
-
-
-
-
-
-
-
fc
CS4398
t
fd
S top
Unit
kHz
µs
µs
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
t susp
15