CDB53L21 Cirrus Logic Inc, CDB53L21 Datasheet - Page 15

• Manufacturer Part Number: CDB53L21
• Description: BOARD EVAL FOR CS53L21 ADC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB53L21

• Number Of Adc's: 2
• Number Of Bits: 24
• Sampling Rate (per Second): 96k
• Data Interface: Serial
• Inputs Per Adc: 3 Single Ended
• Input Range: ±2.5 V
• Power (typ) @ Conditions: 22.45mW @ 48kSPS, 2.5 V
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS53L21
• Product: Audio Modules
• 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: 598-1550

DS700PP1
Master Mode
Output Sample Rate (LRCK)
LRCK Duty Cycle
SCLK Frequency
SCLK Duty Cycle
LRCK Edge to SDOUT MSB Output Delay
SDOUT Setup Time Before SCLK Rising Edge
SDOUT Hold Time After SCLK Rising Edge
7. After powering up the CS53L21, RESET should be held low after the power supplies and clocks are
8. See
9.
10. “MCLK” refers to the external master clock applied.
settled.
See“Master” on page
(Note 9)
“Example System Clock Frequencies” on page 57
SDOUT
SDOUT
LRCK
LRCK
SCLK
SCLK
Parameters
Figure 4. Serial Audio Interface Master Mode Timing
Figure 3. Serial Audio Interface Slave Mode Timing
30.
t
t
t
s(LK-SK)
d(MSB)
d(MSB)
All Speed Modes
MSB
MSB
//
//
//
//
//
//
//
//
//
//
t
t
h(SK-SDO)
h(SK-SDO)
(Note 10)
t
t
P
P
for typical MCLK frequencies.
//
//
t
t
Symbol
s(SDO-SK)
h(SK-SDO)
t
d(MSB)
1/t
F
s
P
MSB-1
MSB-1
t
t
s(SDO-SK)
s(SDO-SK)
Min
45
45
20
30
-
-
-
MCLK
---------------- -
128
64•F
Max
55
55
52
-
-
CS53L21
s
Units
Hz
Hz
ns
ns
ns
%
%
15