CDB4398 Cirrus Logic Inc, CDB4398 Datasheet - Page 12

• Manufacturer Part Number: CDB4398
• Description: BOARD EVAL FOR CS4398 DAC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4398

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Differential
• Sampling Rate (per Second): 192k
• Data Interface: I²C, SPI™
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS4398
• Description/function: Audio D/A
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS4398
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1155

12
SWITCHING CHARACTERISTICS
(Inputs: Logic 0 = GND, Logic 1 = VLS, CL = 20 pF)
Input Sample Rate
MCLK Frequency
MCLK Duty Cycle
LRCK Duty Cycle
SCLK Pulse Width Low
SCLK Pulse Width High
SCLK Period
SCLK rising to LRCK edge delay
SCLK rising to LRCK edge setup time
SDATA valid to SCLK rising setup time
SCLK rising to SDATA hold time
Parameters
S D ATA
LR C K
S C LK
Double-Speed Mode
Double-Speed Mode
Single-Speed Mode
Single-Speed Mode
Quad-Speed Mode
Quad-Speed Mode
Figure 2. Serial Mode Input Timing
t
slrd
t
sdlrs
Symbol
See Tables 1 & 2 (page 21) for compatible frequencies
t
t
t
t
t
t
sclkw
sclkw
sclkw
sclkh
t
t
t
sdlrs
sclkl
Fs
Fs
Fs
slrd
sdh
slrs
t
slrs
-------------------- -
(
t
----------------- -
(
---------------- -
MCLK
sclkl
128
64
40%
45%
Min
100
t
30
50
20
20
20
20
22
20
1
1
2
sdh
)Fs
)Fs
t
sclkh
Typ
50
-
-
-
-
-
-
-
-
-
-
-
-
-
60%
55%
Max
108
216
54
-
-
-
-
-
-
-
-
-
CS4398
DS568F1
Units
kHz
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns