Specifications
Table 21: HD waveform vertical characteristics, SDI inputs A and B (cont.)
Characteristic Performance requirement Reference information
Pre-shoot, O ver-shoot,
Sine-Squared Bars: 2T30 bar
≤ 0.5% peak
Ringing: Sine-Squared Bars:
2T30
≤ 0.8%
p-p
Low Pass Filter Frequency
Response
≤ 3 dB attenuation at 4 MHz.
≥ 25 dB attenuation at 15 MHz.
Response provides conventional noise
reduction. For 1080P 60/59/50 dual link
formats: ≤ 3 dB attenuation at 9 MHz ≥
25 dB attenuation above 30 MHz
Table 22: HD physical characteristics, SDI A and B inputs
Characteristic Performance requirement Reference information
Formats Supported 1485/1483 Mbit/s component.
(See page 33, Signal Input-to-Reference
Compatibility Tables.)
Auto detect of input standard
Input Level
800 mV
p-p
± 10%
Input voltages outside this range may cause
reduced receiver performance.
Input Ty pe
Passive loop through 75 Ω compensated.
Return Loss, typical
Power on ≥15 dB 1-1500 MHz
Power off
≥ 10 dB 1-1500 MHz
Insertion Loss ( Loop Through)
≤4 dB to 1500 MHz
Loop Through Isolation
≥5dBto1GHz
Serial Receiver Equalization
Range
Proper operation with up to 20.0 dB loss at
750 MHz using coaxial c able having loss
characteristics of
800 mV launch amplitude per SMPTE 292M.
Equivalent to approximately 80 meters
of Belden 8281. Typically operates to
130 meters.
Jitter Tolerance 0.35 UI
p-p
above 1 MHz.
5UI
p-p
at 10 kHz.
Input Timebase R ange
1485 Mbit/s ± 50ppm, or 1483.51 Mbit/s
(plus-min) 50ppm.
Many functions continue to operate over a
much wider range, typically 10,000 ppm.
Table 23: Miscellaneous measurements and displays
Characteristic Performance requirement Reference information
Errors and Alarms
(See Table 46 on page 31.)
Error Statistics Displays errored seconds and fields,
and percentage of fields with errors for
Y and C CRC Errors and Y and C Anc
Checksum errors.
Shown in Video Session display.
Waveform Rasterizers Specifications and Performance Verification 1 3
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