DCT-3A

Digital to Analog Audio Converter

Operation Manual

DISCLAIMERS
The information in this manual has been carefully checked andis believed to be accurate. Cypress Technology assumes noresponsibility for any infringements of patents or other rights of third
parties which may result from its use.
Cypress Technology assumes no responsibility for any inaccuracies
that may be contained in this document. Cypress also makes nocommitment to update or to keep current the information containedin this document.
Cypress Technology reserves the right to make improvements to thisdocument and/or product at any time and without notice.

COPYRIGHT NOTICE
No part of this document may be reproduced, transmitted,transcribed, stored in a retrieval system, or any of its part translated
into any language or computer file, in any form or by any means—electronic, mechanical, magnetic, optical, chemical, manual, orotherwise—without express written permission and consent fromCypress Technology.
© Copyright 2011 by Cypress Technology.
All Rights Reserved.
Version 1.1 August 2011

TRADEMARK ACKNOWLEDGMENTS
All products or service names mentioned in this document may be
trademarks of the companies with which they are associated.

SAFETY PRECAUTIONS
Please read all instructions before attempting to unpack, install oroperate this equipment and before connecting the power supply.
Please keep the following in mind as you unpack and install thisequipment:•

Always follow basic safety precautions to reduce the risk of fire,electrical shock and injury to persons.

•To prevent fire or shock hazard, do not expose the unit to rain,moisture or install this product near water.

•Never spill liquid of any kind on or into this product.

•Never push an object of any kind into this product through any
openings or empty slots in the unit, as you may damage parts
inside the unit.

•Do not attach the power supply cabling to building surfaces.

•Use only the supplied power supply unit (PSU). Do not use the PSU
if it is damaged.

•

Do not allow anything to rest on the power cabling or allow any
weight to be placed upon it or any person walk on it.

•To protect the unit from overheating, do not block any vents or
openings in the unit housing that provide ventilation and allow forsufficient space for air to circulate around the unit.

REVISION HISTORY
VERSION NO.

DATE DD/MM/YY SUMMARY OF CHANGE

VS111/12/12

First Release

CONTENTS
1. Introduction�������������������������������������������� 1
2. Applications������������������������������������������� 1
3. Package Contents�������������������������������� 1
4. System Requirements���������������������������� 1
5. Features�������������������������������������������������� 1
6. Operation Controls and Functions������� 2
6.1 Front Panel����������������������������������������2
6.2 Right Panel����������������������������������������2
6.3 Left Panel������������������������������������������3
6.4 Top Panel������������������������������������������3
7. Connection Diagram���������������������������� 4
8. Specifications���������������������������������������� 5
9. Acronyms����������������������������������������������� 5

1. INTRODUCTION

The Digital to Analog Audio Converter is an easy to use productthat converts Coaxial or Optical audio signals into analog
Stereo (R/L) audio. It can be easily switched between either
Coaxial or Optical inputs. With its compact, elegant designand simple LED input status make it easier for users to connect
up and use instantly.

2. APPLICATIONS• HDTV digital output conversion• 24-bit DAC conversion

3. PACKAGE CONTENTS• Digital to Analog Audio Converter• 5 V/1 A DC Power Adaptor• Operation Manual

4. SYSTEM REQUIREMENTS
Source equipment such as a DVD/Blu-ray player or an HDTV andoutput to active speaker or amplifier with connection cables.

5. FEATURES• Supports digital audio input (Coaxial/Optical) and stereo analog
audio output (R/L)• Integrated digital interpolator filter and Digital to Analog Converter(DAC)• Supports uncompressed digital stereo audio input• Compact size and easy to install• Supports S/PDIF 192 kHz at 24-bit data for conversion to left and rightanalog channels

16. OPERATION CONTROLS AND FUNCTIONS
6.1 Front Panel
Coax
Optical1DC 5V2

1 Coaxial/Optical Switch: Select which digital audio input is active
and will be converted to analog stereo (R/L) audio.

2 DC 5V: Connect the 5V DC power supply to the unit and plug theadaptor into an AC wall outlet.

6.2 Right PanelOut

1
1 R/L Out: Analog stereo output. Connect to the input of your audio
device or display.

2

6.3 Left Panel

InCoax

Optical1

2

1 Coaxial In: Connect to the Coaxial digital audio source, such as a
DVD player or CD player.

2 Optical In: Connect to the Optical audio source, such as a Blu-ray
player or games console.

6.4 Top Panel

Digital to Analog
Audio Converter

OpticalCoax

1

1 Coaxial/Optical Input Status LED: The LED light will illuminate
according to which input is currently selected.

37. CONNECTION DIAGRAM
DVD or Blu-ray Player

Set-top Box

Digital Audio Input(Optical)

Digital Audio Input(Coaxial)

InCoaxOptical

OutAnalog
StereoOutputTV(No Digital Input)

48. SPECIFICATIONS
Input Ports

1×Coaxial, 1×Optical

Input Format

S/PDIF LPCM 2 CH, 24-bit

Input Sampling Rate

32 kHz, 44.1 kHz, 48 k Hz, 88.2 kHz, 96 kHz,
176.4 kHz up to 192 kHz

Output Ports

Analog Stereo (R/L)

Output Level

2 Vrms

Output Impedance

600 Ω

Power Supply

5 V/1 A DC linear power adaptor (US/EUstandards, CE/FCC/UL certified) or
5 V/1.2 A switching power adaptor (withuniversal plug. CE/FCC/UL certified)Dimensions

42 mm (W)×40.5 mm (D)×22 mm (H)Weight

25 g

Chassis Material

Plastic

Silkscreen ColorWhite

Operating Temperature

0 °C~40 °C

Power Consumption

0.74 W

9. ACRONYMS
ACRONYMCOMPLETE TERM

DAC

Digital to Analog Converter

S/PDIF

Sony/Philips Digital Interconnect Format

5CYPRESS TECHNOLOGY CO., LTD

Home page: http://www.cypress.com.tw

20121211 MPM-DCT3A