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KA2504 Datasheet

Part NameDescriptionManufacturer
KA2504 I2C BUS CONTROLLED R/G/B VIDEO AMPLIFIER Samsung
Samsung Samsung
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The KA2504 is very high frequency video amplifier system with I2C BUS control used in Monitors.
It contains 3 matched R/G/B video Amplifiers and provides flexible interfacing to the I2C BUS controlled adjustment systems.

FEATURES
• 3-Channel matched R/G/B Video Amplifiers
• I2C BUS control items
   - Contrast control for the 3 channels
   - Brightness control for the 3 channels
   - SUB Contrast control for each channel
   - Cut-Off control for each channel
   - Cut-Off Brightness control for the 3 channels
   - Switch Registers for SBLK and Cut-Off Offset Current
• Built-in ABL (Automatic Beam Limitation)
• Built-in Video output Brightness clamp
• 3-Channel R/G/B Video Amplifier 85 MHz @f-3 dB
• Contrast Control Range: -38 dB
• SUB Contrast Control Range: -11 dB
• Capable of 7 Vpp Output Swing

FUNCTIONS
• R/G/B Video Amplifier
• I2C BUS Control
• Contrast Control
• Brightness Control
• Cut-Off Brightness Control
• R/G/B SUB Contrast/Cut Off Control
• Blank/Clamp Gate
• Auto beam current limitation (ABL) is possible with external pin.
• The KA2504 includes white balance adjustment that is effective on brightness (by Cut-Off control for each channel).

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