CS8420 CIRRUS [Cirrus Logic], CS8420 Datasheet - Page 9

• Manufacturer Part Number: CS8420
• Description: DIGITAL AUDIO SAMPLE RATE CONVERTER
• Manufacturer: CIRRUS [Cirrus Logic]

SWITCHING CHARACTERISTICS - CONTROL PORT - I
25 °C; VA+ = VD+ = 5V ±5%, Inputs: Logic 0 = 0V, Logic 1 = VD+; C
Notes: 12. I
DS245PP2
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
13. Data must be held for sufficient time to bridge the 300ns transition time of SCL.
SDA
SCL
2
C is a registered trademark of Philips Semiconductors.
Stop
t buf
Parameter
Start
Specifications are subject to change without notice
t hdst
t
low
t
hdd
Figure 4. I
t high
(Note 13)
2
C Mode 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
L
= 20 pF)
t
hdst
Min
250
4.7
4.0
4.7
4.0
4.7
4.7
0
t r
-
-
-
2
C
t f
®
Typ
MODE
-
-
-
-
-
-
-
-
-
-
-
Stop
t susp
Max
100
300
1
-
-
-
-
-
-
-
-
(Note 12, T
CS8420
Units
kHz
ns
ns
s
s
s
s
s
s
s
s
A
=
9