Asus Essence STX II User Manual - Page 6

Specifications summary

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ENGLISH Specifications summary ITEM DESCRIPTION Audio Performance Output Signal-to-Noise Ratio (AWeighted) Input Signal-to-Noise Ratio (AWeighted) 124dB for Front-out 120dB for Headphone-out at 600ohms 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 0.0002% (-113dB) for Line-In + Noise at 1kHz (-3dB) Frequency Response (-3dB, 24- 10Hz to 90KHz bit/96kHz format) Output/Input Full-Scale Voltage 2 Vrms (Line Out) Headphone Impedance 7 Vrms (Headphone Out) Optimized for 32~600ohm Main Chipset Audio Processor 24-bit D-A Converter of Digital Sources ASUS AV100 High Definition Sound Processor (Maximum 192KHz/24bit) Texas Instruments PCM1792A*1 for Front Out (127dB SNR, 192kHz/24bit) High Fidelity Headphone Amplifier 24-bit A-D Converter for Analog Inputs Sample Rate and Resolution Texas Instruments 6120A2*1 (120dB SNR, 100dB THD+N @ Vcc+- 12V, RL = 600ohms, f=1kHz) Cirrus-Logic CS5381*1 (120dB SNR, Maximum 192kHz/24bit) Analog Playback Sample Rate 44.1K/48K/96K/192kHz @ 16/24bit and Resolution Analog Recording Sample Rate and Resolution SPDIF Digital Output 44.1K/48K/96K/192kHz @ 16/24bit 44.1K/48K/96K/192kHz @ 16/24bit, Dolby Digital continued on the next page)  Chapter 1: Product introduction

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6
Chapter 1: Product introduction
ENGLISH
Specifications summary
ITEM
DESCRIPTION
Audio Performance
Output Signal-to-Noise Ratio
(AWeighted)
1±4dB for Front-out
1±0dB for Headphone-out at 600ohms
Input Signal-to-Noise Ratio
(AWeighted)
118dB
Output Total Harmonic
Distortion + Noise
at 1kHz (-²dB) :
0.000²% (-110dB) for Front-out
0.001% (-100dB) for Headphone-out
Input Total Harmonic Distortion
+ Noise at 1kHz (-²dB)
0.000±% (-11²dB) for Line-In
Frequency Response (-²dB, ±4-
bit/96kHz format)
10Hz to 90KHz
Output/Input Full-Scale Voltage
± Vrms (Line Out)
7 Vrms (Headphone Out)
Headphone Impedance
Optimized for ²±~600ohm
Main Chipset
Audio Processor
ASUS AV100 High Definition Sound Processor
(Maximum 19±KHz/±4bit)
±4-bit D-A Converter of Digital
Sources
Texas Instruments PCM179±A*1 for Front Out
(1±7dB SNR, 19±kHz/±4bit)
High Fidelity Headphone
Amplifier
Texas Instruments 61±0A±*1 (1±0dB SNR, 100dB
THD+N @ Vcc+- 1±V, R
L
= 600ohms, f=1kHz)
±4-bit A-D Converter for Analog
Inputs
Cirrus-Logic CS5²81*1 (1±0dB SNR, Maximum
19±kHz/±4bit)
Sample Rate and Resolution
Analog Playback Sample Rate
and Resolution
44.1K/48K/96K/19±kHz @ 16/±4bit
Analog Recording Sample Rate
and Resolution
44.1K/48K/96K/19±kHz @ 16/±4bit
SPDIF Digital Output
44.1K/48K/96K/19±kHz @ 16/±4bit,
Dolby Digital
continued on the next page)