Benchmark DAC3 HGC - Group Delay (Latency); Digital Audio Inputs; Jitter Tolerance

Instruction Manual for DAC3 HGC and DAC3 L with 2.X Firmware Page 65
Group Delay (Latency)
Delay – Digital Input to Analog Output (function of
sample rate)
1.36 ms at 44.1 kHz
1.27 ms at 48 kHz
0.90 ms at 88.2 kHz
0.82 ms at 96 kHz
0.51 ms at 176.4 kHz
0.47 ms at 192 kHz
Digital Audio Inputs
Number of Digital Inputs (switch selected)
5 (1 USB, 2 Optical, 2 Coaxial)
Number of Channels
2
Input Sample Frequency Range
28 to 210 kHz (Coaxial Inputs)
28 to 96 kHz (Optical Inputs)
44.1, 48, 88.2, 96, 176.4, 192 kHz
(USB Input)
Maximum Input Word Length
24 bits
Digital Input Impedance
75 Ohms (Coaxial Inputs)
DC Blocking Capacitors on Digital Inputs
Yes (Coaxial Inputs)
Transient and Over-Voltage Protection on Digital Inputs
Yes (Coaxial Inputs)
Minimum Digital Input Level
250 mVpp (Coaxial Inputs)
Jitter Tolerance
(With no Measurable Change in Performance)
>12.75 UI sine, 100 Hz to 3 kHz
>1.5 UI sine at 20 kHz
>1.5 UI sine at 40 kHz
>1.5 UI sine at 80 kHz
>1.5 UI sine at 90 kHz
>0.25 UI sine above 160 kHz
Jitter Attenuation Method
Benchmark UltraLock3™ - all inputs