R/G/B VIDEO AMPLIFIER WITH OSD INTERFACE FOR MONITORS
KA2143B
R/G/B VIDEO AMPLIFIER
The KA2143B is a very high frequency video amplifier
system with OSD interface intended to be used in Monitor
with high resolution up to 1024 × 768. It contains 3 matched
R/G/B video Amplifiers with Blank signal and provides a
flexible interfacing to DC controlled adjustment system.
24-DIP-300
FUNCTIONS
• R/G/B Video Amplifier
• OSD Interface
• Contrast/OSD Contrast/SUB Contrast Control
• Blank/Clamp Gate
• Video Clamp
FEATURES
• 3-Channel R/G/B Video Amplifier, 110MHz Bandwidth
• TTL OSD Input, 50MHz Bandwidth
• DC Contrast Control range: -38dB
• DC SUB Contrast Control range: -11dB
• Capable of 7.5VPP Output Swing Range
• Video/OSD high speed Switch
ORDERING INFORMATION
Device Package Operating Temperature
KA2143B 24-DIP-300
-20 °C ~ +70 °C
1