AK7719B 查看數據表（PDF） - Asahi Kasei Microdevices

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AK7719B

Low Power DSP for Voice and Audio Processing

Asahi Kasei Microdevices 

[AK7719B]

3. Table of Contents

1. General Description........................................................................................................................................1

2. Features ..........................................................................................................................................................1

3. Table of Contents............................................................................................................................................2

4. Block Diagram................................................................................................................................................3

■ Block Diagram...........................................................................................................................................3

■ DSP Block Diagram ..................................................................................................................................4

5. Pin Configurations and Functions ..................................................................................................................5

■ Ordering Guide..........................................................................................................................................5

■ Pin Layout .................................................................................................................................................5

■ Pin Function ..............................................................................................................................................6

■ Handling of Unused Pins...........................................................................................................................7

■ Pin States in Power-down Mode ...............................................................................................................7

6. Absolute Maximum Ratings ...........................................................................................................................8

7. Recommended Operation Condition ..............................................................................................................8

8. SRC Characteristics........................................................................................................................................9

9. DC Characteristics..........................................................................................................................................9

10. Power Consumption ...................................................................................................................................10

11. Filter Characteristics ..................................................................................................................................11

■ SRC Block ...............................................................................................................................................11

12. Switching Characteristics ...........................................................................................................................12

■ System Clock...........................................................................................................................................12

■ Reset and Power-down ............................................................................................................................12

■ Serial Data Interface................................................................................................................................12

■ Timing Diagram ......................................................................................................................................13

■ μP Interface (SPI Mode)..........................................................................................................................15

■ I²C Bus Interface .....................................................................................................................................17

15. Package.......................................................................................................................................................18

■ Material & Lead Finish ...........................................................................................................................18

16. Marking ......................................................................................................................................................19

17. Revision History.........................................................................................................................................19

IMPORTANT NOTICE .................................................................................................................................20

MS1565-E-00-PB

2

2013/11

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