cs43l43 Cirrus Logic, Inc., cs43l43 Datasheet - Page 32

• Manufacturer Part Number: cs43l43
• Description: Low-voltage Stereo D/a Converter With Headphone Amplifier
• Manufacturer: Cirrus Logic, Inc.

SWITCHING SPECIFICATIONS - CONTROL PORT INTERFACE
(Inputs: Logic “0” = GND, Logic “1” = VL.)
32
I
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
Fall Time of SCL
Rise Time SDA
Fall Time of SDA
Setup Time for Stop Condition
2
C Mode
7. Data must be held for sufficient time to bridge the transition time, t
R S T
S D A
S C L
Stop
t irs
t buf
Parameter
S ta rt
t hdst
t
lo w
Figure 22. Control Port Timing - I
t
hdd
t high
(Note 7)
t sud
Symbol
t
t
t
t
t
t
t
t
susp
f
hdst
high
t
sust
hdd
sud
t
low
t
t
t
buf
scl
irs
rd
rc
fc
fd
R e p e a te d
t sust
S ta rt
2
C Mode
t
hdst
fc
, of SCL.
-------------- -
2 ( )Fs
Min
250
4.7
4.0
4.7
4.0
4.7
4.7
t r
0
-
1
-
-
-
-
t f
Max
100
300
Stop
25
25
1
-
-
-
-
-
-
-
-
-
t susp
CS43L43
DS479PP3
Unit
kHz
µs
µs
µs
µs
µs
µs
ns
ns
ns
µs
ns
µs
s