Board Format
PCI-Express x4 low profile card, 68.9mm x 167.6mm
Connectors (main board)
2 x DVI-I and a single RCA (female)
HDMI Capture
Supports HDMI 1.3 to 225MHz (including deep colour modes). HDCP not
supported.
Incorporates TMDS equalizer to support up to 20m cables
.
DVI Capture
Supports DVI 1.0 RGB 24bit capture to 165MHz.
Incorporates TMDS equalizer to support up to 20m cables
.
VGA / YPbPr Capture
Triple ADCs sampling up to 170Msps. Full 4:4:4 sampling, 8 bits per col
-
our.
5-wire, 4-wire or sync-on-green signal formats.
Composite Video Capture
CCIR601 sampling. PAL, NTSC, SECAM formats automatically detected
Audio Capture
Stereo Line-In/Stereo balanced inputs with programmable gain (+/-12dB)
16/24 bit sampling at 44.1/48/96kHz.
HDMI audio can be selected as source for audio streaming.
Analog stereo line-out at up to 64kHz sampling, sourced from Analog
i
nput or HDMI stream
Video Capture Memory
256MB high bandwidth frame buffer supports triple buffering of HD and
SD video.8Local storage of complex scatter-gather tables for DMA engine
(eliminates read overhead)
Video Processing
Polyphase FIR scaling engine (7x5) for hardware downscaling and
upscaling
Colour space conversion allows captured data to be transferred in any
format:
•
RGB 16 bit (5-5-5, 5-6-5), 24 bit (8-8-8) or 32 bit (8-8-8-alpha)
•
YUV 16 bit (4:2:2)
•
Mono: 8bit
DMA Engine
Direct DMA to physical or virtual memory buffers with full scatter-gather
support.
DMA bandwidth : 800MB/s
16 independent DMA streams:
•
Any mix of HD and SD sources, colour space, cropping and scaling
parameters
Operating System Support
Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008,
Windows 7, Windows 8 and Linux (audio not supported),
see www.datapath.co.uk for updates.
Power Requirements
Max current at 12V – 1A
Max current at 3.3V – 1A
Thermal dissipation – 15.5W
3
Specification