Speci
fi
cations
Option SDI speci
fi
cations
The following tables list the electrical, mechanical, and environmental
characteristics of the SDI Dual Channel SD/HD/3G SDI Video Generator option.
Table 12: Option SDI serial video outputs
Characteristic
Performance requirements
Reference information
Video channels
2
The two channels may be independently set
for bit rate, format, color space, and others.
Video outputs
4, 2 per channel
Format
Supports SD, HD, and 3Gb signals.
Compatible with SMPTE 25, SMPTE 259,
SMPTE 274, SMPTE 292, SMPTE 296,
SMPTE 424M, SMPTE 425M, and
ITU-R BT601.
The following tables list the supported
formats and sample structures:
(See Table 15 on page 14.)
(See Table 16 on page 14.)
(See Table 17 on page 14.)
(See Table 18 on page 14.)
(See Table 19 on page 14.)
(See Table 20 on page 14.)
(See Table 21 on page 14.)
(See Table 22 on page 15.)
(See Table 23 on page 15.)
(See Table 24 on page 15.)
(See Table 25 on page 15.)
Output type
75
Ω
BNC
Output level
800 mV
p-p
±3% on level after ringing has settled
18 to 28 °C range
Measure on 20 Bit square wave in calibration
mode
Output level variation with
temperature, typical
±1% typical for 0 to 50 °C.
Rise and fall times for HD and 3Gb
135 ps max. (20% to 80%) measured
between runs of at least 3 bits times of
constant level.
70 ps typical
Rise and fall times for SD
400 ps min and 1000 ps max (20% to 80%)
measured between runs of at least 3 bits
times of constant level.
700 ps typical
3Gb alignment jitter, typical
40 ps p-p
0.12 UI
3Gb timing jitter, typical
80 ps p-p
0.24 UI
HD alignment jitter, typical
40 ps p-p
0.06 UI
HD timing jitter, typical
80 ps p-p
0.12 UI
SD alignment jitter, typical
200 ps p-p
0.054 UI
SD timing jitter, typical
200 ps p-p
0.054 UI
≥
20 dB
5 MHz to 2.0 GHz
Return loss, typical
≥
12 dB
2.0 GHz to 3 GHz
Overshoot, typical
≤
1%
SPG8000 Speci
fi
cations and Performance Veri
fi
cation
11
