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CS42426 Datasheet(PDF) 18 Page - Cirrus Logic |
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CS42426 Datasheet(HTML) 18 Page - Cirrus Logic |
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18 / 73 page ![]() 18 DS604F1 CS42426 3. TYPICAL CONNECTION DIAGRAMS VLS AOUTA1+ 100 µF 0.1 µF + + 17 18 VQ FILT+ 36 37 0.1 µF 4.7 µF 0.1 µF +3.3 V to +5.0 V 53 Analog Output Buffer 2 and Mute Circuit (optional) AOUTA1- AOUTB1+ 35 34 AOUTB1- AOUTA2+ 32 33 AOUTA2- AOUTB2+ 31 30 AOUTB2- AOUTA3+ 28 29 AOUTA3- AOUTB3+ 27 26 AOUTB3- MUTEC 38 Mute Drive (optional) 25 DGND DGND 5 VLC 0.1 µF +1.8V to +5V 6 3 60 59 1 64 61 2 63 8 7 SCL/CCLK SDA/CDOUT AD1/CDIN RST 12 9 2 k Ω ** Resistors are required for I2C control port operation OMCK ADC_LRCK REFGND 19 AD0/CS 10 INT 11 Digital Audio Processor Micro- Controller 55 RMCK 58 ADCIN1 57 ADCIN2 CS5361 A/D Converter CS5361 A/D Converter 56 ADC_SDOUT 48 46 44 45 47 43 AGND AGND 52 40 CFILT 3 RFILT 3 LPFLT 39 CRIP 3 2700 pF* 2700 pF* AINL+ AINL- AINR+ AINR- Left Analog Input Right Analog Input 15 16 14 13 42 1. See the ADC Input Filter section in the Appendix. 2. See the DAC Output Filter section in the Appendix. 3. See the PLL Filter section in the Appendix. Connect DGND and AGND at single point near Codec GPO1 GPO2 GPO3 GPO4 GPO5 GPO6 GPO7 DAC_SDIN1 ADC_SCLK DAC_SDIN3 DAC_SDIN2 DAC_LRCK DAC_SCLK Analog Input Buffer 1 Analog Input Buffer 1 +VA * * Pull up or down as required on startup if the Mute Control is used. * VD 24 0.1 µF + 10 µF VA + 10 µF 51 41 4 VA VD 0.1 µF 0.01 µF 0.1 µF + 10 µF +5 V 0.01 µF 0.01 µF +3.3 V to +5 V + 10 µF 0.1 µF 0.01 µF S/PDIF CS8416 Receiver RMCK OSC Optional 2 k Ω ** ** Analog Output Buffer 2 and Mute Circuit (optional) Analog Output Buffer 2 and Mute Circuit (optional) Analog Output Buffer 2 and Mute Circuit (optional) Analog Output Buffer 2 and Mute Circuit (optional) Analog Output Buffer 2 and Mute Circuit (optional) Figure 5. Typical Connection Diagram CS42426 |
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