Benchmark Media Systems, Inc.
Page 11 of 39
AUDIO PERFORMANCE:
Fs = 44.1 to 96 kHz, 20 to 20 kHz BW, 1 kHz test tone, 0 dBFS = +24 dBu (unless noted):
SNR – A-Weighted, (0 dBFS = +20 to +29 dBu): 116 dB
SNR – Unweighted, (0 dBFS = +20 to +29 dBu): 114 dB
SNR – A-Weighted at low gain, (0 dBFS = +9 to +18 dBu): 114 dB
THD+N, 1 kHz at 0 dBFS: -105 dBFS, -105 dB, 0.00056%
THD+N, 1 kHz at –1 dBFS: -107 dBFS, -106 dB, 0.00050%
THD+N, 1 kHz at –3 dBFS: -110 dBFS, -107 dB, 0.00045%
THD+N, 20 to 20 kHz test tone at –3 dBFS: -110 dBFS, -107 dB, 0.00045%
Frequency Response at Fs=48 kHz: +/- 0.1 dB (20 to 20 kHz)
-0.02 dB at 10 Hz
-0.20 dB at 20 kHz
Frequency Response at Fs=96 kHz: +/- 0.1 dB (20 to 20 kHz)
-0.02 dB at 10 Hz
-0.20 dB at 20 kHz
-0.85 dB at 40 kHz
-2.5 dB at 45 kHz
Crosstalk: -100 dB at 20 kHz
-125 dB at 1 kHz
-130 dB at 20 Hz
Maximum Amplitude of Jitter Induced Sidebands: < -141 dB
(10 kHz 0 dBFS test tone, 12.75 UI sinusoidal jitter at 1 kHz)
Maximum Amplitude of Spurious Tones with 0 dBFS test signal: < -126 dB
Maximum Amplitude of Idle Tones: < -128 dB
Maximum Amplitude of AC line related Hum & Noise: < -126 dB
Interchannel Differential Phase (Stereo Pair): +/- 0.5 degrees at 20 kHz – any sample rate
Interchannel Differential Phase (Between DAC1 Units Fs<110): +/- 0.5 degrees at 20 kHz – Fs < 110 kHz
Interchannel Differential Phase (Between DAC1 Units Fs>110): +/- 4.1 degrees at 20 kHz – Fs > 110 kHz
Delay (Digital Input to Analog Output): 1.01 ms + (48/Fs)
2.10 ms at 44.1 kHz
2.01 ms at 48 kHz
1.55 ms at 88.2 kHz
1.51 ms at 96 kHz
1.28 ms at 176.4 kHz
1.26 ms at 192 kHz
Maximum Lock Time – after Fs change: 100 ms
Soft Mute Ramp Up/Down Time: 10 ms
Mute on Receive Error: Yes
Mute on Lock Error: Yes
Mute on Idle Channel: No
50/15 us De-Emphasis Enable: Automatic in Consumer Mode
De-Emphasis Method: Digital IIR
De-Emphasis Supported at: Fs = 32, 44.1, 48, and 96 kHz
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