Details, datasheet, quote on part number: KB2514
CategoryAnalog & Mixed-Signal Processing
DescriptionVideo Amp Merged Osd Processor For Monitors
CompanySamsung Semiconductor, Inc.
DatasheetDownload KB2514 datasheet
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Features, Applications

The is a very high frequency video amplifier & wide range OSD processor 1 chip system with I2C Bus control used in monitors. It contains 3 matched R/G/B video amplifiers with OSD processor and provides flexible interfacing to I2C Bus controlled adjustment systems.

R/G/B video amplifier OSD processor I2C bus control Cut-off brightness control R/G/B sub contrast/cut-off control Half tone


VIDEO AMP PART 3-channel R/G/B video amplifier, @f-3dB I2C bus control items - Contrast control: -38dB - Sub contrast control for each channel: -12dB - Brightness control - OSD contrast control: -38dB - Cut-off brightness control (AC coupling) - Cut-off control for each channel (AC coupling) - Switch registers for SBLK and video half tone and CLP/BLK polarity selection and INT/EXT CLP selection Built in ABL (automatic beam limitation) Built in video input clamp, BRT clamp Built in video half tone (3mode) function on OSD pictures Capable of 8.0Vp-p output swing Improvement of rise & fall time (2.2ns) Cut-off brightness control Built in blank gate with spot killer Clamp pulse generator OSD intensity BLK, CLP polarity selection Clamp gate with anti OSD sagging OSD PART Built in 1K-byte SRAM 256 ROM fonts (each font consists × 18 dots.) Full screen memory architecture Wide range PLL available ~ 90kHz, Reference X 600) Programmable vertical height of character Programmable vertical and horizontal positioning Character color selection to 16 different colors (in a units of character) Programmable background color (up to 16 colors) Character blinking and shadowing Character scrolling 72MHz pixel frequency from on-chip PLL (Reference X 600) Full white pattern generation function

RAM Data Ctrl Data 16 CLK Frame Ctrl H_Pulse V_Pulse ROM Ctrl
R/G/B OSD H/V/CLK Ctrl H/V/CLK Ctrl FBLK Intensity Timing Controller Frame Ctrl ROM Ctrl


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