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LT-300 Series
Full Specifications

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Interfaces & Connectivity

Host Interface

  • PCIe Gen2 x4
  • Handles video and audio data transfer and firmware updates
  • Multiple cards can be installed in the same system for scalable input expansion


Video Inputs

  • SDI: HD-SDI, 3G-SDI, 6G-SDI, 12G-SDI (BNC)
  • HDMI: HDMI 1.4 / 2.0 (Type A)
  • Automatic detection of incoming video standard (resolution and frame rate)
  • Supports both progressive and interlaced formats

Video Outputs

  • HDMI 2.0 loop-through output (Type A)
  • Automatic configuration according to connected display
  • Overlay applied in real-time on the output, can be enabled or disabled


Audio Interfaces

  • Embedded audio over SDI and HDMI
  • 2 channels


Firmware & Updates

  • Field-upgradable Software Reconfigurable Hardware (SRH)
  • Firmware loaded via PCIe at system startup through Enciris agent

  Video & Audio Standards

Video Standards

  • Support for HD, Full HD, UHD and 4K video standards with various frame rates (see table below)
  • Automatic detection of incoming video resolution and frame rate


Supported Video Resolutions

  • DCI 4K (4096 × 2160, Progressive)
    23.98 / 24 / 25 / 29.97 / 30 / 48 / 50 / 59.94 / 60 Hz

  • 4K UHD (3840 × 2160, Progressive)
    23.98 / 24 / 25 / 29.97 / 30 / 48 / 50 / 59.94 / 60 Hz

  • DCI 2K (2048 × 1080, Progressive)
    23.98 / 24 / 25 / 29.97 / 30 / 48 / 50 / 59.94 / 60 Hz

  • 1080p HD (1920 × 1080, Progressive)
    23.98 / 24 / 25 / 29.97 / 30 / 48 / 50 / 59.94 / 60 Hz

  • 1080i HD (1920 × 1080, Interlaced)
    50 / 59.94 / 60 Hz

  • 720p HD (1280 × 720, Progressive)
    50 / 59.94 / 60 Hz


SDI Standards

  • SMPTE-compliant SDI standards:
    • HD-SDI (SMPTE ST 292)
    • 3G-SDI (SMPTE ST 424, Level A)
    • 6G-SDI (SMPTE ST 2081)
    • 12G-SDI (SMPTE ST 2082)
  • Support for legacy 4Kp60 acquisition via multi-link SDI where applicable

HDMI Standards

  • HDMI 2.0 compliant input and output
  • Supports video formats up to 4K UHD (3840×2160) at 60 Hz
  • HDCP not supported


Color Space & Bit Depth

  • SDI Input Formats:
    • YUV 4:2:2, 10-bit
  • HDMI Input Formats:
    • RGB 4:4:4 or YUV 4:4:4 (8-bit)
    • YUV 4:2:2 (12-bit)
  • HDMI Output Formats:
    • RGB 4:4:4 or YUV 4:4:4 (8-bit)
    • YUV 4:2:2 (12-bit)
    • Output color space automatically selected to preserve the input color space when supported by the connected display


Native Video Formats over PCIe

  • Video frames are transferred to the host system via PCIe using DMA
  • YUV 4:2:2
  • NV12


Audio Standard

  • Embedded audio over SDI and HDMI
  • PCM
  • 2 audio channels
  • 48 kHz sampling rate
  • 16-bit audio depth
  • Audio synchronized with video capture

  Signal Processing

Video Processing

  • Fully hardware-based processing pipeline for low-latency operation
  • Concurrent acquisition and processing of video streams
  • Per-input hardware scaler and decimator
  • Hardware color space conversion
  • Support for progressive and interlaced formats
  • 10-bit internal video processing

Overlay

  • Hardware-applied video overlay on HDMI output
  • Overlay image generated by software and transferred via PCIe


Timestamping

  • Hardware-generated timestamp added to each video frame (precision: 1 µs)
  • Corresponding timestamp applied to associated audio samples for synchronization

  Software & Integration

Operating Systems

  • Windows 10, 11 (native API + DirectShow support)
  • Linux: Ubuntu 22.04 and newer, Debian 12 and newer


Platforms

  • AMD, Intel, ARM


Media & Compression

  • Image formats: JPEG, PNG, YUYV, RGBA, and more
  • Video formats: YUYV, NV12, H.264, HEVC, MP4, and more
  • Audio formats: PCM, WAV, AAC
  • GPU acceleration: Internal use of FFmpeg with support for Intel, NVIDIA, and AMD GPUs for hardware-accelerated video compression and processing

Applications & Tools (fully compatible with Windows and Linux)

  • lt310agent: background multimedia server handling all card requests
  • ecurl: command-line interface for rapid interaction with the card
  • ecap: demo application for quick evaluation
    • Visualizes input and output status
    • Live video player
    • Recording and snapshot functions
    • Simple overlay testing


SDK & Developer Support (fully compatible with Windows and Linux)

  • Reference client implementations provided as full source code in Go, C++, and Python
  • Example code for typical tasks:
    • Video capture and recording in H.264
    • Accessing input/output status
    • Overlay generation and injection

 Physical & Environmental Specifications

Physical

  • Dimensions (W × H): 94 × 100 mm
  • Supplied with 1-slot PCIe bracket
  • Weight: ~200 g (with heatsink)
  • Power consumption: 12 W typical
  • Power supply: PCIe slot
  • Cooling: heatsink with fan (fanless configuration possible, please contact us)


Environmental

  • Operating temperature: 0 °C to 60 °C (extended options available)
  • Storage temperature: -20 °C to 70 °C
  • Humidity: 5% to 95% non-condensing

Reliability & Compliance

  • Designed for continuous 24/7 operation
  • CE Certified, CE Tested to 60601 ESD and EMI
  • Long Term availability (LTA)


Warranty & Support

  • Standard warranty: 3 years
  • Technical support included for hardware, software, and SDK