Specifications - Emotiva Differential Reference XDA-3 User Manual

XDA-3

Specifications

Circuit Highlights:
Digital to Analog Conversion: ESS ES9038Q2M SABRE
(32 bit Stereo DAC with Hyperstream® II DAC architecture and Time Domain Jitter Eliminator).
Headphone Amplifier: Texas Instruments TPA6120A2
(high-power, very high fidelity, current-feedback monolithic Class A/B headphone amplifier).
Volume Control: NJW1195A
(digitally controlled analog ladder network volume control).
Analog Signal Path Active Electronics: OPA1656
(ultra-low-noise, low-distortion, FET-input, audio operational amplifiers).
USB Interface: Comtrue CT7601 32 bit 768 kHz USB Audio Bridge
(supports PCM up to 32/768k; DoP up to DoP256; native-DSD up to DSD512).
Rated Output:
2.0 VRMS .
Analog Signal Path
Frequency Response: 10 Hz to 55 kHz +0 /- 0.2 dB .
Signal to Noise (S/N) Ratio: > 110 dB.
Crosstalk: < 91 dB.
THD: < 0.001% at 1 kHz.
THD: < 0.0015% 20 Hz to 20 kHz.
IMD: < 0.0005%.
Digital Signal Path
Frequency Response: 20 Hz to 20 kHz +/-0.1 dB (44.1k and above sample rates).
Signal to Noise (S/N Ratio: > 95 dB (44.1 kHz sample rate).
Signal to Noise (S/N Ratio: > 110 dB (48 kHz and above sample rates).
Crosstalk: < 100 dB.
THD: < 0.0035% (16 bits).
THD: < 0.002% (24 bits).
IMD: < 0.0025% (44.1k sample rate).
IMD: < 0.0005% (48 kHz and above sample rates).
Note: The frequency response with digital input signals is determined by the sample rate of the
incoming digital signal and the oversampling filter selected.
Differential Reference
32
Reference DAC
Page 20
DAC