AK4495EQ Datasheet, PDF (2/63 Pages) Asahi Kasei Microsystems – Quality-oriented Premium 32-Bit 2ch DAC

[AK4495S/95]
3. Table of Contents
1. General Description....................................................................................................................................... 1
2. Features.......................................................................................................................................................... 1
3. Table of Contents .......................................................................................................................................... 2
4. Block Diagram and Functions ....................................................................................................................... 4
5. Pin Configuration and Functions ................................................................................................................... 5
■ Ordering Guide ......................................................................................................................................... 5
■ Pin Configuration ..................................................................................................................................... 5
■ Functions .................................................................................................................................................. 6
■ Handling of Unused Pin ........................................................................................................................... 8
6. Absolute Maximum Ratings .......................................................................................................................... 9
7. Recommended Operation Conditions............................................................................................................ 9
8. Electrical Characteristics ............................................................................................................................. 10
■ Handling of Unused Pin ......................................................................................................................... 10
■ Sharp Roll-Off Filter Characteristics (fs = 44.1kHz) ............................................................................. 11
■ Sharp Roll-Off Filter Characteristics (fs = 96kHz) ................................................................................ 11
■ Sharp Roll-Off Filter Characteristics (fs = 192kHz) .............................................................................. 11
■ Short Delay Sharp Roll-Off Filter Characteristics (fs = 44.1kHz) ......................................................... 13
■ Short Delay Sharp Roll-Off Filter Characteristics (fs = 96kHz) ............................................................ 13
■ Short Delay Sharp Roll-Off Filter Characteristics (fs = 192kHz) .......................................................... 13
■ Slow Roll-Off Filter Characteristics (fs = 44.1kHz) .............................................................................. 15
■ Slow Roll-Off Filter Characteristics (fs = 96kHz) ................................................................................. 15
■ Slow Roll-Off Filter Characteristics (fs = 192kHz) ............................................................................... 15
■ Short Delay Slow Roll-Off Filter Characteristics (fs = 44.1kHz) .......................................................... 17
■ Short Delay Slow Roll-Off Filter Characteristics (fs = 96kHz) ............................................................. 17
■ Short Delay Slow Roll-Off Filter Characteristics (fs = 192kHz) ........................................................... 17
■ DC Characteristics.................................................................................................................................. 19
■ Switching Characteristics ....................................................................................................................... 20
■ Timing Diagram ..................................................................................................................................... 22
9. Functional Descriptions ............................................................................................................................... 26
■ D/A Conversion Mode ........................................................................................................................... 26
■ System Clock.......................................................................................................................................... 26
■ Audio Interface Format .......................................................................................................................... 32
■ D/A Conversion Mode Switching Timing.............................................................................................. 36
■ De-emphasis Filter.................................................................................................................................. 36
■ Output Volume (PCM, DSD) ................................................................................................................. 36
■ Zero Detection (PCM, DSD) .................................................................................................................. 37
■ Mono Output (PCM, DSD, EX DF I/F) ................................................................................................. 37
■ Sound Quality Control (PCM, DSD, Ex DF I/F).................................................................................... 37
■ Soft Mute Operation (PCM, DSD) ......................................................................................................... 38
■ System Reset .......................................................................................................................................... 38
■ Power ON/OFF timing ........................................................................................................................... 39
■ Reset Function ........................................................................................................................................ 40
■ Synchronize Function ............................................................................................................................. 42
■ Register Control Interface ...................................................................................................................... 44
■ Register Map .......................................................................................................................................... 49
■ Register Definitions................................................................................................................................ 49
10. Recommended External Circuits ............................................................................................................... 55
11. Package...................................................................................................................................................... 59
MS1560-E-02
-2-
2014/04