CDB-43L21 Cirrus Logic Inc, CDB-43L21 Datasheet - Page 18

• Manufacturer Part Number: CDB-43L21
• Description: EVAL BOARD FOR CS43L21
• Manufacturer: Cirrus Logic Inc

Specifications of CDB-43L21

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Single Ended
• Sampling Rate (per Second): 96k
• Data Interface: I²C, SPI™
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS43L21
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1282; CDB-43L21

18
SWITCHING SPECIFICATIONS - I²C
(Inputs: Logic 0 = DGND, Logic 1 = VL, SDA C
SCL Clock Frequency
RESET
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
13. Data must be held for sufficient time to bridge the transition time, t
Rising Edge to Start
RST
SDA
SCL
Parameter
Stop
t irs
t buf
Start
t hdst
Figure 6. Control Port Timing - I²C
t
low
L
t
hdd
= 30 pF)
(Note 13)
®
t high
CONTROL PORT
t sud
Symbol
t
t
t
t
t
t
t
t
t
susp
f
hdst
high
sust
t
hdd
low
sud
t
t
ack
Repeated
buf
scl
irs
rc
fc
t sust
Start
t
hdst
t r
fc
, of SCL.
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
t f
Stop
t susp
Max
3450
100
300
1
-
-
-
-
-
-
-
-
-
CS43L21
DS723A1
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns