cs4228-ks Cirrus Logic, Inc., cs4228-ks Datasheet - Page 9

• Manufacturer Part Number: cs4228-ks
• Description: 24-bit, Surround Sound Codec
• Manufacturer: Cirrus Logic, Inc.

SWITCHING CHARACTERISTICS - CONTROL PORT
VA = +5V; Inputs: logic 0 = DGND, logic 1 = VL, C
Notes: 11. Use of the I
DS307PP1
I
SCL Clock Frequency
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 Both SDA and SCL Lines
Fall Time of Both SDA and SCL Lines
Setup Time for Stop Condition
2
C
®
Mode (SDOUT < 47k to ground)
SDA
SCL
12. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Semiconductors.
Stop
t buf
Start
2
C bus interface requires a license from Philips. I
Parameter
t hdst
t
low
t
hdd
Figure 4. I
t high
(Note 11)
L
2
(Note 12)
= 30 pF)
C Control Port Timing
t sud
Symbol
Repeated
t
t
t
t
t
t
t
t sust
t
susp
f
hdst
high
sust
hdd
sud
low
buf
scl
t
t
Start
r
f
2
C is a registered trademark of Philips
t
hdst
(T
A
t r
= 25°C; VD = VL = +3.3V,
Min
250
4.7
4.0
4.7
4.0
4.7
4.7
0
-
t f
Max
100
300
Stop
1
t susp
CS4228
Units
kHz
ns
ns
s
s
s
s
s
s
s
s
9