CS4811 Cirrus Logic, CS4811 Datasheet - Page 8

• Manufacturer Part Number: CS4811
• Description: Fixed Function Multi-Effects Audio Processor
• Manufacturer: Cirrus Logic

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8
SWITCHING CHARACTERISTICS - CONTROL PORT - I
VA, VD = 5 V; Inputs: logic 0 = DGND, logic 1 = VD, C
Notes: 11. Use of the I
I
SCL Clock Frequency
Clock Low Time
Clock High Time
Bus Free Time Between Transmissions
RST rising to start condition
Start Condition Hold Time
Setup Time for Repeated Start Condition
SDA Setup Time to SCL Rising
SDA Hold Time from SCL Falling
SCL falling to SDA Output Valid
SCL and SDA Rise Time
SCL and SDA Fall Time
Setup Time for Stop Condition
2
C
®
(output)
Master (Self-Boot) Mode (SPI/I2C = 1, SCPM/S = 1) (Note 11)
RST
SDA
SCL
12. Data must be held for sufficient time to bridge the worst case fall time of 300 ns for CCLK/SCL.
13. For both SDA transmitting and receiving.
Semiconductors.
Stop
t irs
t buf
Parameter
2
C bus interface requires a license from Philips. I
Start
t hdst
t
low
t
cldv
t
hdd
Figure 2. I
(Note 12)
(Note 13)
(Note 13)
t high
2
C Control Port Timing
L
= 30 pF)
Symbol
t sud
t
t
t
t
t
t
t
t
t
susp
f
high
hdst
sust
cldv
t
sud
hdd
low
buf
scl
irs
t
t
r
f
Repeated
t sust
Start
13.5
Min
250
4.7
4.0
4.7
t
2
0
-
-
-
-
-
-
-
hdst
C is a registered trademark of Philips
t r
2
C MASTER
1/(2*Fs)
1/(2*Fs)
Typ
t f
Fs
22
-
-
-
-
-
-
-
-
-
Stop
Max
300
CS4811
1.5
t susp
1
-
-
-
-
-
-
-
-
-
-
DS486PP2
(T
A
= 25° C;
Units
kHz
ns
ns
ns
s
s
s
s
s
s
s
s
s