User`s guide

User’s Guide DMC-842 © RME

18.3 Digital Outputs

AES/EBU

• 4 x, transformer-balanced, galvanically isolated, according to AES3-1992

• Output voltage 4.5 Vpp

• Format Professional according to AES3-1992 Amendment 4

• Single Wire: 4 x 2 channels 24 bit, up to 192 kHz

ADAT

• 2 x TOSLINK

• Standard: 8 channels 24 bit, up to 48 kHz

• S/MUX: 16 channels 24 bit / 48 kHz, equalling 8 channels 24 bit 96 kHz

• S/MUX4: 16 channels 24 bit / 48 kHz, equalling 4 channels 24 bit 192 kHz

Word Clock

• BNC

• Max. output voltage: 5 Vpp

• Output voltage @ 75 Ohms: 4.0 Vpp

• Impedance: 10 Ohms

• Frequency range: 27 kHz – 200 kHz

I64 MADI Card

• Coaxial via BNC, 75 Ohms, according to AES10-1991

• Output voltage 600 mVpp

• Cable length coaxial: up to 100 m

• Optical via FDDI duplex SC connector

• 62.5/125 and 50/125 compatible

• Cable length optical: more than 500 m

• Generates 56 channel and 64 channel mode, and 96k frame

• Single Wire: up to 64 channels 24 bit 48 kHz

• Double Wire / 96k frame: up to 32 channels 24 bit 96 kHz

• Quad Wire: up to 16 channels 24 bit 192 kHz

18.4 Digital

• Clocks: Internal, AES In, word clock In, Option In

• Low Jitter Design: < 1 ns in PLL mode, all inputs

• Internal clock: 800 ps Jitter, Random Spread Spectrum

• Jitter suppression of external clocks: > 30 dB (2.4 kHz)

• Effective clock jitter influence on DA-conversion: near zero

• PLL ensures zero dropout, even at more than 100 ns jitter

• Supported sample rates: 28 kHz up to 200 kHz

18.5 MIDI

• 16 channels MIDI

• 5-pin DIN jacks

• Optocoupled, ground-free input

I64 MADI Card

• Invisible transmission via User bit of channel 56 (48k frame)