ES9039Q2M datasheet(3/107 Pages) ESS

3 / 107 page

VERSION 0.2.2

ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 • WWW.ESSTECH.COM

ES9039Q2M Product Datasheet

SRC Lock Status........................................................................................................................................................... 21

External DEM Output .................................................................................................................................................... 21

PWM Signals ................................................................................................................................................................ 22

Minimum Volume .......................................................................................................................................................... 22

Automute Status ........................................................................................................................................................... 22

Soft Ramp Done ........................................................................................................................................................... 22

GPIO Pin Descriptions ...................................................................................................................................................... 23

Audio Input Formats .......................................................................................................................................................... 24

PCM (I²S, LJ, RJ).......................................................................................................................................................... 25

TDM (Time-Division Multiplexing) ................................................................................................................................. 26

DSD .............................................................................................................................................................................. 29

S/PDIF .......................................................................................................................................................................... 29

Digital Filters...................................................................................................................................................................... 32

Customizable Programmable FIR Filters ...................................................................................................................... 33

PCM Filter Latency ....................................................................................................................................................... 34

PCM Filter Properties.................................................................................................................................................... 34

PCM Filter Frequency Response .................................................................................................................................. 36

PCM Filter Impulse Response ...................................................................................................................................... 42

64FS Mode ................................................................................................................................................................... 45

Analog Features .................................................................................................................................................................... 47

Calibration Resistor........................................................................................................................................................... 47

Absolute Maximum Ratings ................................................................................................................................................... 48

I/O Electrical Characteristics.................................................................................................................................................. 48

Recommended Operating Conditions.................................................................................................................................... 49

Recommended Power Up/Down Sequence ...................................................................................................................... 49

Power Consumption .......................................................................................................................................................... 50

Performance...................................................................................................................................................................... 52

Timing Requirements............................................................................................................................................................. 53

I²C Slave Interface Timing................................................................................................................................................. 53

SPI Slave Interface............................................................................................................................................................ 54

Audio Interface Timing ...................................................................................................................................................... 55

Register Overview ................................................................................................................................................................. 55

Read/Write Register Addresses ........................................................................................................................................ 55

Read-Only Register Addresses......................................................................................................................................... 55

Multi-Byte Registers .......................................................................................................................................................... 55

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