CS4351-DZZR Cirrus Logic Inc, CS4351-DZZR Datasheet - Page 11

• Manufacturer Part Number: CS4351-DZZR
• Description: IC,D/A CONVERTER,DUAL,24-BIT,TSSOP,20PIN
• Manufacturer: Cirrus Logic Inc

DS566F1
Switching Characteristics - Control Port - I²C
(Inputs: Logic 0 = GND, 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
7. Data must be held for sufficient time to bridge the transition time, t
Stop
t
t
irs
buf
Start
t
Parameter
t
hdst
lo w
t
hdd
Figure 2. Control Port Timing - I²C Format
L
t
= 20 pF)
high
t sud
(Note 7)
t ack
®
Symbol
Format
t
t
t
rc
t
t
t
fc
t
t
t
susp
t
t
f
hdst
high
sust
t
hdd
sud
low
ack
buf
scl
irs
, t
, t
rc
fc
R e p e ate d
fc
t sust
, of SCL.
S ta rt
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
t
hdst
t rd
t rc
Max
1000
100
300
t fc
1
-
-
-
-
-
-
-
-
-
CS4351
t fd
Stop
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
t susp
11