CS42526 Datasheet, PDF (2/90 Pages) Cirrus Logic – 114 dB, 192 kHz 6-Ch Codec with S/PDIF Receiver

CS42526
TABLE OF CONTENTS
1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 7
SPECIFIED OPERATING CONDITIONS ................................................................................. 7
ABSOLUTE MAXIMUM RATINGS ........................................................................................... 7
ANALOG INPUT CHARACTERISTICS .................................................................................... 8
A/D DIGITAL FILTER CHARACTERISTICS............................................................................. 9
ANALOG OUTPUT CHARACTERISTICS .............................................................................. 10
D/A DIGITAL FILTER CHARACTERISTICS........................................................................... 11
SWITCHING CHARACTERISTICS ........................................................................................ 12
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C FORMAT ................................ 13
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI^TM FORMAT ........................... 14
DC ELECTRICAL CHARACTERISTICS................................................................................. 15
DIGITAL INTERFACE CHARACTERISTICS.......................................................................... 16
2. PIN DESCRIPTIONS .............................................................................................................. 17
3. TYPICAL CONNECTION DIAGRAM ................................................................................ 20
4. APPLICATIONS ...................................................................................................................... 21
4.1 Overview .......................................................................................................................... 21
4.2 Analog Inputs ................................................................................................................... 21
4.2.1 Line Level Inputs ................................................................................................. 21
4.2.2 High Pass Filter and DC Offset Calibration ......................................................... 22
4.3 Analog Outputs ................................................................................................................ 22
4.3.1 Line Level Outputs and Filtering ......................................................................... 22
4.3.2 Interpolation Filter ............................................................................................... 22
4.3.3 Digital Volume and Mute Control ........................................................................ 23
4.3.4 ATAPI Specification ............................................................................................ 23
4.4 S/PDIF Receiver .............................................................................................................. 24
4.4.1 8:2 S/PDIF Input Multiplexer ............................................................................... 24
4.4.2 Error Reporting and Hold Function ..................................................................... 24
4.4.3 Channel Status Data Handling ............................................................................ 24
4.4.4 User Data Handling ............................................................................................. 24
4.4.5 Non-Audio Auto-Detection .................................................................................. 24
4.5 Clock Generation ............................................................................................................. 25
4.5.1 PLL and Jitter Attenuation ................................................................................... 25
4.5.2 OMCK System Clock Mode ................................................................................ 26
4.5.3 Master Mode ....................................................................................................... 26
4.5.4 Slave Mode ......................................................................................................... 26
4.6 Digital Interfaces .............................................................................................................. 27
4.6.1 Serial Audio Interface Signals ............................................................................. 27
4.6.2 Serial Audio Interface Formats ............................................................................ 29
4.6.3 ADCIN1/ADCIN2 Serial Data Format .................................................................. 32
4.6.4 One Line Mode(OLM) Configurations ................................................................. 33
4.6.4a OLM Config #1 ..................................................................................... 33
4.6.4b OLM Config #2 ..................................................................................... 34
4.6.4c OLM Config #3 ..................................................................................... 35
4.6.4d OLM Config #4 ..................................................................................... 36
4.6.4e OLM Config #5 ..................................................................................... 37
4.7 Control Port Description and Timing ................................................................................ 38
4.7.1 SPI Mode ............................................................................................................ 38
4.7.2 I²C Mode ............................................................................................................. 39
4.8 Interrupts .......................................................................................................................... 40
4.9 Reset and Power-up ....................................................................................................... 40
4.10 Power Supply, Grounding, and PCB layout ................................................................... 40
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