ComTrue Inc.

Audio SRC Bridge Chip

CT-5301

ComTrue Inc.

Function Introduction

ComTrue Inc.

Key Feature of CT-5301

CT-7301

SPDIF up to 192KHz / 24 bits

I2S up to 384KHz / 32 bits

DSD / DoP to PCM converter

SRC 32KHz ~ 384KHz

ComTrue Inc.

Key Feature of CT-5301

CT-7301

I2S standard / left justified

Basic auto De-pop

Hardware / software mode

Auto De-emphasis 32 / 44.1 / 48 KHz

I2C interface / Interrupt function

Volume control with fading in/out

SRC 24 bits dynamic range

SRC THD+N better than 24 bits

ComTrue Inc.

DSD

I2S

SPDIF

PCM

SPDIF up to

192khz/24bits

DSD

I2S

SPDIF

I2S up to

384khz/24bits

SRC: 32KHz ~ 384KHz

ComTrue Inc.

DSD

I2S

SPDIF

DSD / DoP

DSD

I2S

SPDIF

DoP DoP

ComTrue Inc.

DSD

I2S

SPDIF

DSD to PCM

DSD

I2S

SPDIF

DoP PCM

ComTrue Inc.

SRC Function

CT-7301

SRC Mode

Synchronous SRC

Asynchronous SRC Reference Clock

7~6 - - Bypass SRC

5 v - Input Fs

4 v - Input Fs

3 - v XTAL

2 - v Output Mclk

1 - v Output Fs

0 - v Output Fs

ComTrue Inc.

SRC Mode 0

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SRC Mode 1

N

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SRC Mode 2

mclk

N

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SRC Mode 3

Xtal

n

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SRC Mode 4

n

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SRC Mode 5

N

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SRC Mode 6,7

ComTrue Inc.

Application of CT-5301

ComTrue Inc. ComTrue Inc.

NB / DVD / BD / TV / Media Player

Application I

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DoP

PCM

Audio Player with DSD Source

ComTrue Inc.

CPU/

DSP

PCM

DAC

SPDIF

Amp

Hdisk

/SSD

Read DSD file

ComTrue Inc. ComTrue Inc.

Application II

Soundbar

ComTrue Inc.

LED/OLED TV Soundbar

ComTrue Inc.

LED/OLED TV Soundbar

SPDIF

I2S

Amp DAC

ComTrue Inc.

Thank You

ComTrue Inc.