User`s guide

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User's Guide ADI-192 DD © RME
11.6 Group Delay – I/O Latency
Every digital device has a specific delay time between input and output. The so called group
delay of 3 samples for basic applications using the ADI-192 DD is quite low. However, the sam-
ple rate converter operates with digital filters, which cause significantly more delay: 141 sam-
ples referred to the input sample rate. This equals about 3 ms at 44.1 kHz.
Mode - I/O Samples
Single Speed
AES to AES 3
AES to TDIF-TDIF to AES 5
AES to ADAT - ADAT to AES 6
TDIF to TDIF 2
ADAT to ADAT 3
ADAT to TDIF - TDIF to ADAT 5
ADAT to TDIF - TDIF to AES - AES to ADAT 8
AES to AES with SRC 144
Double Speed
AES to AES 5
AES to TDIF - TDIF to AES 9
AES to ADAT - ADAT to AES 11
TDIF to TDIF 4
ADAT to ADAT 6
ADAT to TDIF - TDIF to ADAT 10
ADAT to TDIF - TDIF to AES - AES to ADAT 16
AES to AES with SRC 147
Quad Speed
AES to AES 11
AES to TDIF - TDIF to AES 14
AES to ADAT - ADAT to AES 23
TDIF to TDIF 8
ADAT to ADAT 12
ADAT to TDIF - TDIF to ADAT 20
AES to TDIF - TDIF to ADAT - ADAT to AES 31
AES to AES with SRC 153
Sample Multiplexing
AES Double Wire to Single Wire or vice versa +1
AES Quad Wire to Single Wire or vice versa +1