Asus Essence III - Manual (Page 17)

ASUS Essence 3
Specifications
Items Description
Audio Performance
Output Signal-to-Noise Ratio (A-
Weighted):
up to -117dB
Output Total Harmonic Distortion +
Noise at 1kHz@-3dB (A-Weighted):
up to -105dB, 0.005%
Output Full-Scale Voltage
Balanced Output: 4Vrm
Unbalanced Output: 2Vrms
Balanced Output Headphone: 7Vrms
Headphone: 7Vrms
Frequency Response (-3dB, 24-
bit/192kHz output):
<10Hz to 48kHz
Bus Compatibility
USB USB
S/PDIF IEC 60958-3 (2003-01)
Main Chipset
Audio Processor C-Media CM6631A
S/PDIF Receiver TI PCM9211
D-A Converter for Analog Inputs ADI AD1955
OP Amp
Balanced / Un-balanced I/V 2 x ADI AD827SQ (Ceramics)
Balanced / Un-balanced LFP 2 x ADI AD827SQ (Ceramics)
Balanced Buffer 2 x ADI AD827SQ (Ceramics)
Headphone (Single End) DC servo 2 x NJRC MUSES 02 + 2 x TI LME496000
Headphone (Balanced) DC servo 4 x TI OPA2227P + 4 x TI LME496000
Output impedance
Line out 100 ohm
Headphone out 10 ohm
Clock
Crystal clock 12MHz for USB; 24.576MHz for S/PDIF
Oscillator
45.1584MHz (for 44.1KHz sample rate);
49.152MHz (for 48KHz sample rate)
Sample Rate and Resolution
Analog Playback Sample Rate and
Resolution
USB audio Device 2.0 Digital Input:
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit DSD64 + DSD128
USB audio Device 1.0 Digital Input:
44.1K/48K/88.2K/96K @ 16bit/24bit
S/PDIF Digital Input:
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit
AES/EBU Digital Input:
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit
ASIO Driver Support:
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit with very low latency
USB audio capability:
Up to 352.8 kHz (44.1K 88.2K 176.4KkHz input) or 384 kHz (48K/96K/
192KkHz input), 32bit
Power consumption (Max) 17.5W
I/O Ports
Output Jack:
1 x 6.3 mm jack (1/4”) for Headphone out
2 X Mini XLR (Balanced) for Headphone out
2 x RCA (Un-Balanced) for Line out
2 x XLR (Balanced) for Line out
Input Jack: 3 x S/PDIF in (1 x Optical (Toslink) /1 x Coaxial / 1x AES-EBU), 2 x AUX in
Power Input Jack: none
Volume controller 24-step volume control
Power input range AC 100~240V
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