SSM2529ACBZ-R7 datasheet(2/52 Pages) AD

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SSM2529

Data Sheet

Rev. 0 | Page 2 of 52

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

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

Revision History ............................................................................... 3

Functional Block Diagram .............................................................. 4

Specifications..................................................................................... 5

Performance Specifications......................................................... 5

Power Supply Requirements ....................................................... 6

Digital Input/Output.................................................................... 6

Digital Interpolation Filter.......................................................... 6

Digital Timing............................................................................... 6

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

Thermal Resistance ...................................................................... 8

ESD Caution.................................................................................. 8

Pin Configuration and Function Descriptions............................. 9

Typical Performance Characteristics ........................................... 10

Theory of Operation ...................................................................... 14

Overview...................................................................................... 14

Master Clock ............................................................................... 14

Internal Clock Generator .......................................................... 14

Digital Input Serial Audio Interface......................................... 14

PDM Mode Setup and Control................................................. 15

High-Pass Filter .......................................................................... 15

Fully Programmable Seven-Band Equalizer............................... 15

Dynamic Range Control............................................................ 18

DRC Mode Control.................................................................... 18

Gain Ripple Remove .................................................................. 21

Speaker Protection ..................................................................... 21

Power Supplies ............................................................................ 21

Power Control............................................................................. 21

Power-On Reset/Voltage Supervisor........................................ 22

Standalone Mode........................................................................ 22

I2C Port......................................................................................... 22

Software Reset and Master Software Power-Down Control

(PWR_CTRL) Register.............................................................. 27

MCLK Ratio and Frequency ..................................................... 27

Edge Speed and Clocking Control (SYS_CTRL) Register .... 28

Serial Audio Interface and Sample Rate Control (SAI_FMT1)

Serial Audio Interface Control (SAI_FMT2) Register .......... 29

Channel Mapping Control Register......................................... 30

Volume Control Before FDSP (VOL_BF_FDSP) Register ... 31

Volume Control After FDSP (VOL_AF_FDSP) Register ..... 31

Volume and Mute Control Register......................................... 31

DPLL_CTRL Register................................................................ 32

APLL_CTRL1 Register.............................................................. 32

APLL_CTRL2 Register.............................................................. 32

APLL_CTRL3 Register.............................................................. 32

APLL_CTRL4 Register.............................................................. 32

APLL_CTRL5 Register.............................................................. 33

APLL_CTRL6 Register.............................................................. 33

FAULT_CTRL1 Register ........................................................... 34

FAULT_CTRL2 Register ........................................................... 34

DEEMP_CTRL Register............................................................ 34

HPF_CTRL Register .................................................................. 35

EQ1_COEF0_HI Register......................................................... 35

EQ1_COEF0_LO Register ........................................................ 35

EQ1_COEF1_HI Register......................................................... 35

EQ1_COEF1_LO Register ........................................................ 35

EQ1_COEF2_HI Register......................................................... 36

EQ1_COEF2_LO Register ........................................................ 36

EQ1_COEF3_HI Register......................................................... 36

EQ1_COEF3_LO Register ........................................................ 36

EQ1_COEF4_HI Register......................................................... 36

EQ1_COEF4_LO Register ........................................................ 36

EQ2_COEF0_HI Register......................................................... 36

EQ2_COEF0_LO Register ........................................................ 36

EQ2_COEF1_HI Register......................................................... 36

EQ2_COEF1_LO Register ........................................................ 36

EQ2_COEF2_HI Register......................................................... 37

EQ2_COEF2_LO Register ........................................................ 37

EQ2_COEF3_HI Register......................................................... 37

EQ2_COEF3_LO Register ........................................................ 37

EQ2_COEF4_HI Register......................................................... 37

EQ2_COEF4_LO Register ........................................................ 37

EQ3_COEF0_HI Register......................................................... 37

EQ3_COEF0_LO Register ........................................................ 37

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