SCM6880N

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Analog Audio De-embedding Module for Monitor

The SCM6880N is a Muti-function SD-SDI video and de-embedded audio monitoring card. It supports up to 4 reclocked SD-SDI outputs, with functions of SDI video D/A conversion, and also supports up to 4 CVBS outputs. It has an audio de-embedded function, and it supports 4 analog audio outputs and 4 audio meters for monitoring the audio simultaneously.

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Features  >>> 

• One channel SDI input
• Supports up to 4ch reclocked SDI output through setting
• SDI video D/A, Supports up to 4ch reclocked CVBS
  output through setting​
• De-embedded audio function, supports 4 channels analog audio outputs
  

• .Supports 4 audio meter monitoring
• EDH, freeze frame, black field detection
• Audio loss, audio overload detection
• Audio DBN Error, Parity Error, Checksum Error Detection

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Specifications  >>> 

SDI Video Input​
Standard: SMPTE259M-C, 270 Mb/s, 525/625 Composite
Connector: BNC(IEC169-8)
Impedance: 75 ohm
Return Loss: >18 dB to 270M
Eqaulization: compansate 350m Belden 8281 calbe

SDI Video Output 
Standard: SMPTE 259M-C, 270 Mb/s, 525/625 composite
Connector: BNC(IEC 169-8)
Impedance: 75 ohm
Return Loss: >18 dB to 270M
Signal Lever: 800 mV +/- 10%
DC Offset: 0 V +/- 0.5 V
Rise and Fall Time: 0.75-1.5 nS​

Analog Audio Output
Connector: 3-pin WECO connector (male)
Type: Electronic, balanced
Number: 4 mono (2 stereo pairs)
Output Level Setting Range: 
​+16 dBu to + 28 dBu in 2 dB steps
Maximum Output Level: 0 dBFS = + 28 dBu
Output Impedance: 66 ohm
THD+N: > 90 dB @ 1kHz, -1 dBFS = 23 dBu
Cross Talk: > 95 dB, 20 Hz to 20 kHz, typical
Frequency Response: < +/-0.1 dB @ 0 dBFS (+28dBu), 20 Hz to 20 kHz, typical
SNR: 100 dB @ -60 dBFS

Analog Composite Video Output
Standard: NTSC, PAL-B, PAL-M
Impedance: 75Ω
Return Loss: > 40 dB to 5.75 MHz
Output Quantization: 10 bits
Frequency Response: < +/-0.25 dB to 5 MHz
Differential Gain: < 1.5%
Differential Phase: <1.2°
DC Offset: < +/-50 mV
Chroma/luma Delay: <1.5 nS
Chroma/luma Gain: +/-1.5%
Trainsient Response: <0.5% K factor
Line Time Distribution: 0.1%
Luma Non-linearity: < 1.5%
Signal To Noise: > 54 dB RMS to 5 MHz

Power Dissipation
Positive Rail: 3.0 W
Negative Rail: 400 mA
Total: 10 mA

*Specifications are subject to change without notice

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Ordering Information>>>       

SCM6800N
SD-SDI Video and De-embedded Aduio Monitor with 4 channels Reclocked SD-SDI output