DAC2 Series Instruction Manual Rev C Page 59
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)
28 to 96 kHz (Optical)
44.1, 48, 88.2, 96, 176.4, 192 kHz
(USB)
Maximum Input Word Length 24 bits
Digital Input Impedance on Coaxial input (jumper
selected)
75 Ohms
DC Blocking Capacitors on Digital Inputs Yes (Coaxial)
Transient and Over-Voltage Protection on Digital Inputs Yes
Minimum Digital Input Level 250 mVpp on Coaxial
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 UltraLock2™ - all inputs
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