Ross Ultrix 2101DR-008-11, Manual, Page: 45 / 56

Ultrix SFP Modules Guide (v11.0) SFP-HDB-IO-3G • 45
SDI Transmit Characteristics
Mechanical Features
Note that specifications are subject to change without notice.
Table 11.5 provides a brief list of the SFP-HDB-IO-3G mechanical features.
Physical Channel Position
Figure 11.2 SFP Package Outline, Front View — Channel Position
Table 11.4 SDI TX Characteristics
Parameter Min. Typical Max. Notes
Output Voltage Swing 720mV 800mV 880mV 75  load
Output Return Loss 15dB 27dB Bandwidth 0-1.5GHz
10dB 13dB Bandwidth 1.5-3GHz
Additive Jitter SD-SDI 15ps p-p
HD-SDI 18ps p-p
3G-SDI 20ps p-p
Rise/Fall Time
(80%-20%)
SD-SDI 400ps 800ps
HD/3G-SDI 90ps 135ps
Mismatched in
Rise/Fall Time
SD-SDI 50ps
HD/3G-SDI 30ps
Duty Cycle
Distortion
SD-SDI 100ps
HD-SDI 30ps
3G-SDI 27ps
Overshoot SD-SDI 8%
HD/3G-SDI 10%
Table 11.5 Technical Specifications — Mechanical Features
Parameter Specifications
Connector Type HD-BNC 75 
Plug Diameter Up to 7.8mm external HD-BNC plug diameter (standard)
Mechanical Release Simple pull up mechanical release system to disengage the
module from its cage
TX
RX