Cypress DCT-1DD Datasheet

DCT-1DD

Coaxial to Analog Audio Converter

with Dolby® Digital & DTS® 2.0 Decoder

Operation Manual

Operation Manual

DISCLAIMERS

The information in this manual has been carefully checked and
is believed to be accurate. Cypress Technology assumes no
responsibility 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 no
commitment to update or to keep current the information contained
in this document.

Cypress Technology reserves the right to make improvements to this
document 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 le, in any form or by any means—

electronic, mechanical, magnetic, optical, chemical, manual, or

otherwise—without express written permission and consent from

Cypress 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.
Manufactured under license from Dolby Laboratories. “Dolby” and
the double-D symbol are trademarks of Dolby Laboratories.

Manufactured under license under U.S. Patent Nos: 5,956,674;
5,974,380; 6,487,535 & other U.S. and worldwide patents issued
& pending. DTS, the Symbol, & DTS and the Symbol together are
registered trademarks & DTS 2.0 is a trademark of DTS, Inc. Product
includes software. © DTS, Inc. All Rights Reserved.

SAFETY PRECAUTIONS

Please read all instructions before attempting to unpack, install or
operate this equipment and before connecting the power supply.

Please keep the following in mind as you unpack and install this
equipment:

• Always follow basic safety precautions to reduce the risk of re,

electrical shock and injury to persons.

• To prevent re 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 for

sufcient space for air to circulate around the unit.

REVISION HISTORY

VERSION NO. DATE DD/MM/YY SUMMARY OF CHANGE

VR0 24/07/15 Preliminary Release

CONTENTS

1. Introduction ............................................ 1

2. Applications ........................................... 1

3. Package Contents ................................ 1

4. System Requirements ............................ 1

5. Features .................................................. 2

6. Operation Controls and Functions ....... 3

6.1 Front Panel .........................................3

6.2 Rear Panel .........................................3

7. Connection Diagram ............................ 4

8. Specications ........................................ 5

9. Acronyms ............................................... 6

1. INTRODUCTION

The Coaxial to Analog Audio Converter (DAC) with Dolby® Digital &

TM

DTS

2.0 Decoder provides the ideal solution for converting an coaxial

digital audio signal to analog stereo audio. It provides high quality
sound conversion. The Dolby Digital & DTS 2.0 function guarantees that

Dolby digital/DTS2.0 audio signals are downmixed to analog stereo

without loss of quality. This unit is perfect for use in computer audio

systems or digital mixing consoles.

2. APPLICATIONS

• Converting digital coaxial audio into analog stereo

• Converting Dolby Digital formatted audio into analog stereo

• Converting DTS 2.0 formatted audio into analog stereo

• HDTV with only digital audio output to analog amplier input

• Improving the digital to analog conversion quality from any stereo

optical digital audio source

3. PACKAGE CONTENTS

• Coaxial to Analog Audio Converter with Dolby Digital Decoder &

DTS 2.0 Decoder

• Operation Manual

4. SYSTEM REQUIREMENTS

Digital audio source device such as DVD/Blu-ray player or Media

player with an coaxial output cable and to a device such as an
amplier or AV receiver with analog stereo input.

1

5. FEATURES

• Supports coaxial digital audio signal input and conversion into

analog audio signal L/R output

• Supports LPCM 2CH audio sampling rates from 32 to 96 kHz (32, 44.1,

48, 88.2 and 96 kHz)

• Supports DTS 2.0 5.1CH audio sampling rates up to 96 kHz

• Supports Dolby Digital 5.1CH audio sampling rates up to 48 kHz

• Supports Dolby Digital & DTS 2.0 audio downmixing to 2-channel

audio

• Supports S/PDIF bitstream 24-bit of data for the left and right

channels

• Compact, elegant design and easy to install

2

6. OPERATION CONTROLS AND FUNCTIONS

RL

LINE OUT

RL

LINE OUT

RL

LINE OUT

RL

LINE OUT

COAXIAL DC 5V

6.1 Front Panel

COAXIAL DC 5V

G

R

1 32

1

Dolby/DTS LED Indicator: When the source audio is encoded with

4

Dolby Digital the LED will illuminate in green and when with DTS 2.0
the LED will illuminate in red other types of audio the LED will not
illuminate.

2

COAXIAL IN: Connect the Coaxial input to an Coaxial digital audio

source, such as a Games Console, HDTV or Set-top Box.

POWER 5V: Plug the 5V DC power supply into the unit and

3

connect the adaptor to an AC outlet.

4

Power LED: The LED will illuminate when connected to power.

6.2 Rear Panel

1

1

R/L LINE OUT: Connect the R/L analog audio output to the input of

your AV Receiver or audio system.

3

7. CONNECTION DIAGRAM

HDTV without

Analog Audio Output

Digital

Coaxial

Input

G

R

Power Supply

Analog
Stereo
Output

Amplier

(with a spare analog input)

4

8. SPECIFICATIONS

Input Port 1×Coaxial

Output Port 1×L/R (2×RCA)

Power Supply 5V/1A DC (US/EU standards,

CE/FCC/UL certied)

Output Level 2Vrms ± 10%

THD+N <0.007%

Frequency Response ±1 dB

SNR >100 dB

Crosstalk <-119 dB

Dimensions 55 mm (W)×75.5 mm (D)×22.5 mm (H)/

Jacks Excluded

55 mm (W)×86 mm (D)×22.5 mm (H)/

Jacks Included

Weight 42 g

Chassis Material Plastic

Silkscreen Color White

Operating Temperature 0 ˚C ~ 40 ˚C/32 ˚F ~ 104 ˚F

Storage Temperature −20 ˚C~60 ˚C/−4 ˚F~140 ˚F

Relative Humidity 20~90% RH (non-condensing)

Power Consumption 1.7 W

Audio Specications:

OUT

IN

Coaxial
0dBFS/1kHz

Output Level

2Vrms±10% <0.01% ±1 dB >100 dB <-115 dB

5

T.H.D+N

(A-Weight)

Frequency

Response

SNR Crosstalk

Input Audio to Output Audio Chart:

AUDIO INPUT INPUT FORMAT AUDIO L/R OUTPUT

LPCM 2CH Analog 2CH

COAXIAL Dolby Digital Decoding Lt/Rt

DTS Decoding Lo/Ro

9. ACRONYMS

ACRONYM COMPLETE TERM

DAC Digital to Analog Converter

RCA Audio Connector (Radio Corporation of America)

SNR Signal-to-noise Ratio

THD Total Harmonic Distortion

USB Universal Serial Bus

6

CYPRESS TECHNOLOGY CO., LTD

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

MPM-DCT1DD