CONFIDENTIAL ADVANCE INFORMATION Rev. 2.1

October 16, 2014

ES9018K2M Product Brief

ESS TECHNOLOGY, INC. 48401 Fremont Blvd., Fremont, CA 94538, USA Tel (510) 492-1088 • Fax (510) 492-1511

2

FUNCTIONAL BLOCK DIAGRAM

TYPICAL MOBILE APPLICATION DIAGRAM

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means, electronic, mechanical, manual, optical, or otherwise, without the prior written permission of ESS Technology, Inc.

ESS Technology, Inc. makes no representations or warranties regarding the content of this document. All specifications are

subject to change without prior notice. ESS Technology, Inc. assumes no responsibility for any errors contained herein. U.S.

patents pending.

PCM /

DSD /

SPDIF

Interface

ASRC

&

Jitter

Reduction

OVERSAMPLING FILTER

Fast/Slow roll-off (PCM)

50/60/70kHz (DSD)

De-emphasis (PCM)

Volume Control

Soft Mute

Zero Detect

CONTROL INTERFACE

Core & IO

Power Supply

32-bit

DAC (2x)

32-bit

DAC (2x)

Dynamic

Matching

(2x)

DAC

Power Supply

DATA_CLK

DVCC

(1.8/3.3V)

GND

XI / MCLK

XO

DPLL

DATA[2:1]

DACL, DACR

DACLB, DACRB

ES9018K2M

AVCC_L, AVCC_R

(3.3V)

Core

Voltage

OSC

VCCA

(3.3V)

DVDD