User Manual
106 
User's Guide Fireface UFX II © RME 
38.4 Digital Inputs 
AES/EBU 
•  1 x XLR, transformer-balanced, galvanically isolated, according to AES3-1992 
•  High-sensitivity input stage (< 0.3 Vpp) 
•  SPDIF compatible (IEC 60958) 
•  Accepts Consumer and Professional format 
•  Lock range: 27 kHz – 200 kHz 
•  Jitter when synced to input signal: < 1 ns 
•  Jitter suppression: > 30 dB (2.4 kHz) 
ADAT Optical 
•  2 x TOSLINK, format according to Alesis specification 
•  Standard: 2 x 8 channels 24 bit, up to 48 kHz 
•  Double Speed (S/MUX): 2 x 4 channels 24 bit 96 kHz 
•  Quad Speed (S/MUX4): 2 x 2 channels 24 bit 192 kHz 
•  Bitclock PLL ensures perfect synchronisation even in varispeed operation 
•  Lock range: 31.5 kHz – 50 kHz 
•  Jitter when synced to input signal: < 1 ns 
•  Jitter suppression: > 30 dB (2.4 kHz) 
SPDIF optical (ADAT2) 
•  1 x optical, according to IEC 60958 
•  Accepts Consumer and Professional format 
•  Lock range: 27 kHz – 200 kHz 
•  Jitter when synced to input signal: < 1 ns 
•  Jitter suppression: > 30 dB (2.4 kHz) 
Word Clock 
•  BNC 
•  Internal termination 75 Ohm switchable 
•  Automatic Double/Quad Speed detection and internal conversion to Single Speed 
•  SteadyClock guarantees super low jitter synchronization even in varispeed operation 
•  Not affected by DC-offsets within the network 
•  Signal Adaptation Circuit: signal refresh through auto-center and hysteresis 
•  Overvoltage protection 
•  Level range: 1.0 Vpp – 5.6 Vpp 
•  Lock Range: 27 kHz – 200 kHz 
•  Jitter when synced to input signal: < 1 ns 
•  Jitter suppression: > 30 dB (2.4 kHz) 










