CDB53L21 Cirrus Logic Inc, CDB53L21 Datasheet - Page 9

• 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
2. TYPICAL CONNECTION DIAGRAMS
+1.8 V, +2.5 V
or +3.3 V
+1.8 V or +2.5 V
Note 1:
Resistors are required for I²C
control port operation
Digital Audio
Processor
See Note 1
2 k
Ω
1 µF
2 k
Figure 1. Typical Connection Diagram (Software Mode)
Ω
0.1 µF
0.1 µF
TSTN
MCLK
SCLK
LRCK
SDOUT
RESET
SCL/CCLK
SDA/CDIN
AD0/CS
VL
VD
CS53L21
DGND
VA
AIN3B/MICIN2
0.1 µF
PULLUP
AFILTA
AFILTB
MICIN1
AIN1A
AIN1B
AIN2A
AIN2B
BIAS1
AGND
VA_
AIN3A
BIAS2
FILT+
VQ
47 kΩ
1800 pF
1800 pF
1800 pF
1800 pF
*
* Capacitors must be C0G or equivalent
1 µF
150 pF
0.1 µF
*
*
*
*
1 µF
*
1 µF
1 µF
1 µF
1 µF
See Note 4
100 kΩ
150 pF
100 Ω
100 Ω
100 Ω
100 Ω
Note 3: The value of R
by the microphone cartridge.
Note 4:
Series resistance in the path of the power supplies must
be avoided.
R
L
100 kΩ
100 kΩ
See Note 3
100 kΩ
100 kΩ
10 µF
1 µF
+1.8 V or +2.5 V
Microphone Input
Left Analog Input 1
Right Analog Input 1
Left Analog Input 2
Right Analog Input 2
Microphone Bias
L
is dictated
CS53L21
9