The GV7700/GV7704 is a serial digital video transmitter/receiver for High Definition component video. With integrated cable driving technology, the GV7700/GV7704 is capable of transmitting HD video at a compressed 270Mbps or an uncompressed 1.485Gbps over 75ohm coaxial cable, or differentially over 100ohm twisted pair cable.


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  • Quad channel serial digital video receiver for HD video surveillance and HDcctv applications
  • Dual rate operation: 270Mbps and 1.485Gbps
  • Backwards compatible with HDcctv 1.0 and HD-SDI
  • Four independent receiver channels with high performance cable equalization, with support for 50/75Ω coaxial and twisted pair cable transmission
  • Integrated High Definition Visually Lossless CODEC (HD-VLC™) for extended cable reach:
    • 500m over 75-5 (5C) CCTV coax
    • 300m over 75-3 (3C) CCTV coax
    • 150m over Cat-5e/6 UTP cable
  • Serial digital loop-though output per channel
  • Integrated audio de-embedder for the extraction of up to 4 channels of I2S serial digital audio at 32kHz, 44.1kHz and 48kHz sample rates, per video channel
  • Supports both 720p and 1080p HD formats:
    • 1080p 25/29.97/30fps
    • 720p 25/29.97/30/50/59.94/60fps
  • Four 8/10-bit BT.1120 compliant output video interfaces, with embedded TRS and external HVF timing outputs
  • Automatic independent detection of HD-SDI and HD-VLC video input data streams per channel
  • Downstream ancillary data detection and extraction
  • Automatic HDcctv Stream ID detection
  • 4-wire Gennum Serial Peripheral Interface (GSPI 2.0) for external host command and control
  • 1.2V core power supply with 1.8V digital I/O
  • Small footprint 169-BGA (11mm x 11mm)
  • Low power operation, typically 870mW
  • Wide operating temperature range: -20ºC to +85ºC
  • Pb-free and RoHS compliant 

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