CDB-43L21 Cirrus Logic Inc, CDB-43L21 Datasheet - Page 19

• 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

DS723A1
SWITCHING CHARACTERISTICS - SPI
(Inputs: Logic 0 = DGND, Logic 1 = VL)
CCLK Clock Frequency
RESET
CS Falling to CCLK Edge
CS High Time Between Transmissions
CCLK Low Time
CCLK High Time
CDIN to CCLK Rising Setup Time
CCLK Rising to DATA Hold Time
Rise Time of CCLK and CDIN
Fall Time of CCLK and CDIN
14. Data must be held for sufficient time to bridge the transition time of CCLK.
15. For f
Rising Edge to CS Falling
sck
<1 MHz.
Parameter
CCLK
CDIN
RST
CS
Figure 7. Control Port Timing - SPI Format
t
srs
t
css
t
sch
(Note 14)
(Note 15)
(Note 15)
t
scl
™
t
dsu
CONTROL PORT
t
dh
Symbol
t
t
t
f
t
t
t
t
csh
sch
dsu
t
sck
css
t
srs
scl
t
dh
r2
f2
f2
t
r2
Min
1.0
20
20
66
66
40
15
0
-
-
t
csh
Max
100
100
6.0
-
-
-
-
-
-
-
CS43L21
Units
MHz
ns
ns
µs
ns
ns
ns
ns
ns
ns
19