Specifications – Grass Valley 2020DAC D-To-A User Manual
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2020DAC Instruction Manual
2020DAC 4-Channel Audio Digital to Analog Converter
Specifications
Table 8. 2020DAC Specifications
Parameter
Value
Digital Input
Signal type
AES-3 ID (1992) 75
Ω
and AES-3 balanced input 110
Ω
(selectable)
Number of inputs
2 (CH 1/2 and CH 3/4)
Connector type
75
Ω
BNC and 110
Ω
terminal block
Common mode range
+20/-20V pk, DC–20 kHz
Differential voltage range
200 mV to 12 V p-p
Sampling rates
32 kHz, 44.1 kHz, 48 kHz
Input return loss
>15 dB (100 kHz to 10 MHz)
Maximum jitter
<200 ps RMS
Outputs
Number of outputs
4 (CH 1-4 Left and Right)
Signal type
Balanced analog audio
Signal level for full-code input
+14 to +24 dBu max
Output impedance
50
Ω
single-ended, 100
Ω
differential
Connector type
Terminal block
Drive capability
+24 dBu into 10 k
Ω
Performance (24 dBu into 10 k
Ω
load)
Signal-to-noise ratio
>107 dB unweighted 22 kHz filter, >110 dB “A” weighted
THD+noise (20-22 kHz)
<0.005%, 22 kHz filter, +24 dBu/10 k
Ω
/7.5 nF
Interchannel crosstalk
<-100 dB, 20 Hz to 20 kHz
Intermodulation distortion
<0.006%, CCIF two-tone test, 19 kHz and 20 kHz tones
Frequency response
±0.1 dB, 20 Hz to 20 kHz
DC offset
<± 50 mV
De-emphasis
50/15 µsec, automatic
Electrical length
650 µS
Environmental
Frame temperature range
0 to 45 ° C
Operating humidity range
10 to 90% non-condensing
Non-operating temperature
-10 to 70 ° C
Mechanical
Frame type
2000 Series
Power Requirements
Supply voltage
+24 V
Power consumption
< 6 Watts