AK5558 Datasheet, PDF (2/70 Pages) Asahi Kasei Microsystems – 8-Channel Differential 32-bit ADC

[AK5558]
3. Table of Contents
1. General Description ............................................................................................................................ 1
2. Features .............................................................................................................................................. 1
3. Table of Contents................................................................................................................................ 2
4. Block Diagram..................................................................................................................................... 3
■ Block Diagram.................................................................................................................................... 3
5. Pin Configurations and Functions ...................................................................................................... 4
■ Pin Configurations ............................................................................................................................. 4
■ Pin Functions ..................................................................................................................................... 5
■ Handling of Unused Pin ..................................................................................................................... 7
6. Absolute Maximum Ratings ................................................................................................................ 8
7. Recommended Operation Conditions ................................................................................................ 8
8. Analog Characteristics ........................................................................................................................ 9
9. Filter Characteristics ......................................................................................................................... 10
■ ADC Filter Characteristics (fs= 48 kHz) .......................................................................................... 10
■ ADC Filter Characteristics (fs= 96 kHz) .......................................................................................... 12
■ ADC Filter Characteristics (fs= 192 kHz) ........................................................................................ 14
■ ADC Filter Characteristics (fs= 384 kHz) ........................................................................................ 16
■ ADC Filter Characteristics (fs= 768 kHz) ........................................................................................ 17
10. DC Characteristics ........................................................................................................................ 18
11. Switching Characteristics .............................................................................................................. 19
■ Timing Diagram ............................................................................................................................... 26
12. Functional Descriptions................................................................................................................. 31
■ Digital Core Power Supply............................................................................................................... 31
■ Output Mode .................................................................................................................................... 31
■ Master Mode and Slave Mode......................................................................................................... 31
■ System Clock ................................................................................................................................... 31
■ Audio Interface Format .................................................................................................................... 34
■ Channel Summation (PCM Mode, DSD Mode) .............................................................................. 46
■ Optimal Data Placement (PCM Mode, DSD Mode) ........................................................................ 46
■ CH Power Down & Channel Summation Setting (PCM Mode, DSD Mode) .................................. 47
■ Digital Filter Setting (PCM Mode) .................................................................................................... 53
■ Digital HPF (PCM Mode) ................................................................................................................. 53
■ Overflow Detection (PCM Mode, DSD Mode) ................................................................................. 53
■ LDO .................................................................................................................................................. 54
■ Reset ................................................................................................................................................ 54
■ Power Up/Down Sequence ............................................................................................................. 55
■ Operation Mode Control .................................................................................................................. 58
■ Register Control Interface................................................................................................................ 58
■ Register Map.................................................................................................................................... 62
■ Register Definitions.......................................................................................................................... 62
13. Recommended External Circuits .................................................................................................. 65
14. Package......................................................................................................................................... 68
■ Outline Dimensions.......................................................................................................................... 68
■ Material & Lead Finish ..................................................................................................................... 68
■ Marking ............................................................................................................................................ 68
15. Ordering Guide .............................................................................................................................. 69
16. Revision History ............................................................................................................................ 69
IMPORTANT NOTICE ........................................................................................................................... 70
015099850-E-00
-2-
2016/03