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TMC22091/TMC22191
Digital Video Encoders/Layering Engine
Features
• All-digital video encoding • Internal digital oscillators, no crystals required • Multiple input formats supported
– 24-bit and 15-bit GBR/RGB – YCBCR422 or 444 – Color indexed • 30 overlay colors (TMC22191) • Fully programmable timing • Supports input pixel rates of 10 to 15 Mpps • 256 x 8 x 3 color look-up tables (bypassable on TMC22191) • 8-bit mask register • 8-bit composite digital video input • Hardware and 24-bit data keying • Synchronizes with TMC22071 Genlocking Video Digitizer • 8:8:8 video reconstruction • SMPTE 170M NTSC or CCIR Report 624 PAL compatible • Supports PAL-M and NTSC without pedestal • Simultaneous S-VIDEO (Y/C) NTSC/PAL output • 10-bit D/A conversion (three channels)
Logic Symbol
FRAME BUFFER I
TMC22091 Datasheet
