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參數資料
| 型號： | KB2502 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | VIDEO AMP MERGED OSD PROCESSOR |
| 中文描述： | 視頻放大器合并OSD處理器 |
| 文件頁數： | 2/62頁 |
| 文件大小： | 724K |
| 代理商： | KB2502 |
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VIDEO AMP MERGED OSD PROCESSOR FOR MONITORS
KB2502
1
Preliminary
VIDEO AMP MERGED OSD PROCESSOR
The KB2502 is a very high frequency video amplifier &
wide range OSD processor 1 chip system with I
2
C Bus
control used in monitors. It contains 3 matched R/G/B video
amplifiers with OSD processor and provides flexible
interfacing to I
2
C Bus controlled adjustment systems.
FUNCTIONS
R/G/B video amplifier
OSD processor
I
2
C bus control
Cut-off brightness control
R/G/B sub contrast/cut-off control
Half tone
FEATURES
VIDEO AMP PART
3-channel R/G/B video amplifier, 175MHz @f-3dB
I
2
C 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
and generated CLP width control
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
32-DIP-600A
ORDERING INFORMATION
Device
KB2502
Package
32-DIP-600A
Operating Temperature
-20
°
C ~ +75
°
C
OSD PART
Built in 1K-byte SRAM
448 ROM fonts (each font consists of 12
×
18
dots.)
Full screen memory architecture
Wide range PLL available (15kHz ~ 90kHz,
Reference 800 X 600)
Programmable vertical height of character
Programmable vertical and horizontal
positioning
Character color selection up to 16 different
colors
Programmable background color (up to 16
colors)
Character blinking, bordering and shadowing
Color blinking
Character scrolling
Fade-in and fade-out
Box drawing
Character sizing up to four times
72MHz pixel frequency from on-chip PLL
(Reference 800 X 600)
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| KB2512 | DEFLECTION PROCESSOR FOR MULTISYNC MONITORS |
| KB2514 | VIDEO AMP MERGED OSD PROCESSOR FOR MONITORS |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| KB2511B | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:DEFLECTION PROCESSOR FOR MULTISYNC MONITORS |
| KB2512 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:DEFLECTION PROCESSOR FOR MULTISYNC MONITORS |
| KB2514 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:VIDEO AMP MERGED OSD PROCESSOR FOR MONITORS |
| KB2516 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:TRIPLE 8-BIT ANALOG-TO-DIGITAL CONVERTER |
| KB2531S28 | 功能描述:POT 25K OHM 2W REV LOG TAPER RoHS:是 類別:電位計，可變電阻器 >> 旋轉 - 對數 系列:K 標準包裝:25 系列:51 電阻（歐姆）:10k 功率（瓦特）:0.25W，1/4W 容差:±20% 溫度系數:±1000ppm/°C 匝數:單路 旋轉:290° 調節(jié)型:側面調節(jié) 電阻材料:導電塑料 端接類型:PCB 引腳 觸動器長度:0.875"（22.22mm） 觸動器類型:開槽軸 觸動器直徑:0.125"（3.18mm） 尺寸 - 主體:方形 - 0.350" L x 0.492" W x 0.522" H（8.89mm x 12.50mm x 13.25mm） 安裝類型:通孔 包裝:散裝 |
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