CDB4392 Cirrus Logic Inc, CDB4392 Datasheet - Page 35

• Manufacturer Part Number: CDB4392
• Description: EVALUATION BOARD FOR CS4392
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4392

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Differential
• Sampling Rate (per Second): 192k
• Data Interface: Serial
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS4392
• Description/function: Audio D/A
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS4392
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

SWITCHING CHARACTERISTICS - SPI CONTROL PORT
logic 1 = VL)
Notes: 7. t
DS459PP3
SPI Mode
CCLK Clock Frequency
RST Rising Edge to CS Falling
CCLK Edge to CS Falling
CS High Time Between Transmissions
CS Falling to CCLK Edge
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
8. Data must be held for sufficient time to bridge the transition time of CCLK.
9. For F
spi
only needed before first falling edge of CS after RST rising edge. t
SCK
< 1 MHz
C C L K
C D IN
R S T
C S
Parameter
t srs
t spi
Figure 39. SPI Control Port Timing
t r2
t css
t scl
(Note 7)
(Note 8)
(Note 9)
(Note 9)
t f2
t d su t
t sch
dh
Symbol
f
t
t
t
t
t
t
t
sclk
t
sch
dsu
t
csh
css
t
srs
spi
scl
dh
r2
f2
Min
500
500
1.0
20
82
82
40
15
-
-
-
spi
(Inputs: logic 0 = AGND,
t csh
= 0 at all other times.
Max
100
100
6
-
-
-
-
-
-
-
-
CS4392
MHz
Unit
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
35