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ES9018S Product Datasheet

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

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Table of Contents

APPLICATIONS................................................................................................................................................................................................................1

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

Application Diagram..........................................................................................................................................................................................................5

Pin Layout.........................................................................................................................................................................................................................6

Pin Descriptions................................................................................................................................................................................................................7

5V Tolerant Pins ...............................................................................................................................................................................................................8

Functional Descriptions ....................................................................................................................................................................................................9

Notations for Sampling Rates.......................................................................................................................................................................................9

PCM, SPDIF and DSD Pin Connections ......................................................................................................................................................................9

PCM Audio Format ..................................................................................................................................................................................................9

Feature Descriptions.......................................................................................................................................................................................................11

Soft Mute ....................................................................................................................................................................................................................11

Automute ....................................................................................................................................................................................................................11

Volume Control...........................................................................................................................................................................................................11

Master Trim ................................................................................................................................................................................................................11

All Mono Mode ...........................................................................................................................................................................................................11

De-emphasis ..............................................................................................................................................................................................................12

OSF Bypass ...............................................................................................................................................................................................................12

SPDIF Data Select .....................................................................................................................................................................................................12

Programmable Filter...................................................................................................................................................................................................12

System Clock (XI / MCLK)..........................................................................................................................................................................................12

Data Clock..................................................................................................................................................................................................................13

Built-in Digital Filters...................................................................................................................................................................................................13

Sample Rate Calculation............................................................................................................................................................................................13

DAC-bar Phase ..........................................................................................................................................................................................................13

DPLL Lock Reset .......................................................................................................................................................................................................13

DPLL Frequency Phase Flip ......................................................................................................................................................................................13

PCM Audio Interface Formats ....................................................................................................................................................................................13

Audio Interface Formats .................................................................................................................................................................................................14

Serial Control Interface ...................................................................................................................................................................................................15

Register Map ..................................................................................................................................................................................................................17

Register Listing ...............................................................................................................................................................................................................19

Read Write Registers .................................................................................................................................................................................................19

Read Only Registers ..................................................................................................................................................................................................32

Read Write Registers .................................................................................................................................................................................................33

FIR Programmable Filters...............................................................................................................................................................................................37