CS42432_07 Datasheet, PDF (11/58 Pages) Cirrus Logic – 108 dB, 192 kHz 4-In, 6-Out TDM CODEC

3. TYPICAL CONNECTION DIAGRAMS
CS42432
+3.3 V
+
10 µF
0.01 µF
0.01 µF
CS5341
A/D
Converter
8
VD
10
VLS
16 _{AUX_SCLK}
15 _{AUX_LRCK}
17 _{AUX_SDIN}
0.01 µF
+
10 µF
+3.3 V to +5 V
0.01 µF
37
46
VA
VA
AOUT1+ ²⁰
AOUT1- ¹⁹
AOUT2+ ²¹
AOUT2- ²²
AOUT3+ ²⁴
AOUT3- ²³
AOUT4+ ²⁵
AOUT4- ²⁶
AOUT5+ ²⁸
AOUT5- ²⁷
AOUT6+ ²⁹
AOUT6- ³⁰
Analog Output Filter ²
Analog Output Filter ²
Analog Output Filter ²
Analog Output Filter ²
Analog Output Filter ²
Analog Output Filter ²
+1.8 V
to +5.0 V
Digital Audio
Processor
12 _MCLK
11
SCLK
7
14 ^FS
DAC_SDIN
13 _{ADC_SDOUT}
AIN1+ ³⁹
AIN1- ³⁸
AIN2+ ⁴¹
AIN2- ⁴⁰
Input
Filter ¹
Input
Filter ¹
Analog Input 1
Analog Input 2
+1.8 V
to +5 V
Micro-
Controller
2 kΩ
5 _RST
1 _SCL/CCLK
2 _SDA/CDOUT
4 _AD1/CDIN
3 _AD0/CS
**
**
2 kΩ
6
VLC
0.1 µF
** Resistors are required for
I²C control port operation
AIN3+ ⁴³
AIN3- ⁴²
AIN4+ ⁴⁵
AIN4- ⁴⁴
Input
Filter ¹
Input
Filter ¹
Analog Input 3
Analog Input 4
VQ ³⁷
FILT+ ⁴⁷
+
+
DGND DGND
9
18
AGND AGND
35
48
0.1 µF 100 µF 0.1 µF 4.7 µF
Connect DGND and AGND at Codec
1. See the ADC Input Filter section in the Appendix.
2. See the DAC Output Filter section in the Appendix.
Figure 1. Typical Connection Diagram (Software Mode)
DS673F2
11