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AK4436VN Datasheet, PDF (2/63 Pages) Asahi Kasei Microsystems – 108dB 768kHz 32bit 8-Channel Audio DAC | |||
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[AK4438]
3. Table of Contents
1. General Description............................................................................................................................. 1
2. Features............................................................................................................................................... 1
3. Table of Contents ................................................................................................................................ 2
4. Block Diagram and Functions ............................................................................................................. 3
5. Pin Configurations and Functions ....................................................................................................... 4
â Pin Configurations .............................................................................................................................. 4
â Pin Functions...................................................................................................................................... 5
â Handling of Unused Pin ..................................................................................................................... 6
6. Absolute Maximum Ratings................................................................................................................. 7
7. Recommended Operation Conditions ................................................................................................. 7
8. Electrical Characteristics ..................................................................................................................... 8
9. Filter Characteristics (fs=48kHz) ......................................................................................................... 9
â Sharp Roll-Off Filter (SD bit = â0â, SLOW bit = â0â) ........................................................................... 9
â Slow Roll-Off Filter (SD bit = â0â, SLOW bit = â1â) .......................................................................... 10
â Short Delay Sharp Roll-Off Filter (SD bit = â1â, SLOW bit = â0â) ..................................................... 11
â Short Delay Slow Roll-Off Filter (SD bit = â1â, SLOW bit = â1â) ....................................................... 12
10. DC Characteristics ......................................................................................................................... 13
11. Switching Characteristics............................................................................................................... 14
â Timing Diagram ................................................................................................................................ 17
12. Functional Descriptions.................................................................................................................. 21
â System Clock ................................................................................................................................... 21
â De-emphasis Filter ........................................................................................................................... 24
â Audio Interface Format..................................................................................................................... 25
â Digital Filter ...................................................................................................................................... 34
â Zero Detection.................................................................................................................................. 34
â Digital Volume Function ................................................................................................................... 35
â LR Channel Output Signal Select .................................................................................................... 36
â Soft Mute Operation ......................................................................................................................... 38
â Error Detection ................................................................................................................................. 39
â System Reset ................................................................................................................................... 39
â Power Down Function ...................................................................................................................... 40
â Power Off and Reset Functions ....................................................................................................... 41
â Clock Synchronization ..................................................................................................................... 45
â Parallel Mode ................................................................................................................................... 47
â Audio Interface ................................................................................................................................. 47
â Soft Mute .......................................................................................................................................... 47
â Serial Control Interface .................................................................................................................... 48
â Register Map .................................................................................................................................... 52
â Register Definitions .......................................................................................................................... 53
13. Recommended External Circuits ................................................................................................... 58
â Typical Connection Diagram............................................................................................................ 58
14. Package ......................................................................................................................................... 61
â Outline Dimensions .......................................................................................................................... 61
â Material & Lead Finish ..................................................................................................................... 61
â Marking............................................................................................................................................. 62
15. Ordering Guide............................................................................................................................... 62
â Ordering Guide................................................................................................................................. 62
16. Revision History ............................................................................................................................. 62
IMPORTANT NOTICE............................................................................................................................ 63
016001925-E-00
-2-
2016/03
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