TMC22191

www.fairchildsemi.com 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 INTERFACE GENLOCK INTERFACE BYPASS and OL4:0 on TMC22191 only. 24 PD23-0 6 OL4-0 PDC VHSYNC VVSYNC KEY BYPASS CVBS7-0 GHSYNC GVSYNC 8 R...