CDB3318 Cirrus Logic Inc, CDB3318 Datasheet - Page 10

• Manufacturer Part Number: CDB3318
• Description: Eval Bd - 8-channel Digital Vol Cntrl
• Manufacturer: Cirrus Logic Inc

Specifications of CDB3318

• Main Purpose: Audio, Volume Control
• Embedded: No
• Utilized Ic / Part: CS3318
• Primary Attributes: 8 Single-Ended Analog Inputs and Outputs, USB or RS232 Interface
• Secondary Attributes: Graphical User Interface
• Description/function: Audio DSPs
• Operating Supply Voltage: 8 V to 9 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: CS3310
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: 598-1497

10
CONTROL PORT SWITCHING CHARACTERISTICS - I²C FORMAT
(Inputs: Logic 0 = DGND, Logic 1 = VD, C
SCL Clock Frequency
RESET 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
RESET
SDA
SCL
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 1. Control Port Timing - I²C Format
t
high
L
= 20 pF)
t sud
(Note 7)
t ack
Symbol
t
t
rc
fc
t
t
t
t
t
t
t
t
t
susp
f
hdst
high
sust
t
hdd
low
sud
ack
buf
scl
irs
, t
, t
rd
fd
R e p e ate d
fc
t sust
, of SCL.
Sta rt
Min
100
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
-
-
-
-
-
-
-
-
-
CS3318
t fd
DS693F1
Stop
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
t susp