ASUS Xonar Essence STX Manuel D’Utilisation

2

ASUS Xonar Essence STX 

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Audio Performance

Output Signal-to-Noise Ratio (A-Weighted)

124dB for Front-out
110dB for Headphone-out

Input Signal-to-Noise Ratio (A-Weighted)

118dB

Output Total Harmonic Distortion + Noise at 1kHz (-3dB)

0.0003% (-110dB) for Front-out
0.001% (-100dB) for Headphone-out

Input Total Harmonic Distortion + Noise at 1kHz (-3dB)

0.0002% (-113dB) for Line-In

Frequency Response (-3dB, 24-bit/96kHz input)

<10Hz to 90kHz

Output/Input Full-Scale Voltage

2 Vrms (5.65Vp-p)

Headphone Impedance

Optimized for 32~600

Bus Compatibility

PCI Express

- PCI Express Rev. 1.0a specification compatible
-  Max. full 2.5Gbps bandwidth per direction and optimized 

latency for high definition audio processing

- Compatible with X1, X4, X8, X16 PCI Express slots

Main Chipset

Audio Processor

ASUS AV100 High-Definition Sound Processor (Max.
192KHz/24bit)

24-bit D-A Converter of Digital Sources

Texas Instruments PCM1792A*1 for Front-Out (127dB
SNR, Max. 192kHz/24bit)

High Fidelity Headphone Amplifier

Texas Instruments 6120A2*1 (120dB SNR, 100dB THD
+N @ Vcc±12V, RL=600Ω, f=1kHz)

24-bit A-D Converter for Analog Inputs

Cirrus-Logic CS5361* 1 (114dB SNR, Max. 192kHz/24bit)

Sample Rate and Resolution

Analog Playback Sample Rate and Resolution

44.1K/48K/96K/192KHz @ 16/24bit

Analog Recording Sample Rate and Resolution

44.1K/48K/96K/192KHz @ 16/24bit

S/PDIF Digital Output

44.1K/48K/96K/192KHz @ 16/24bit, Dolby Digital

I/O Ports

Analog Output Jack

RCA jack *2 (Front R / Front L)
6.30mm jack*1 (Headphone out)

Analog Input Jack

6.30mm jack *1 (Shared by Line-In/Mic-In)

Digital S/PDIF Output

High-bandwidth Coaxial/TOS-Link combo port supports
192KHz/24bit

Other line-level analog input (for TV Tuner or CDROM)

Aux-In (4-pin header on the card)

Front Panel

Shared by Headphone out / 2 channels out /
Microphone in