KA2504 datasheet(2/23 Pages) SAMSUNG

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I2C BUS CONTROLLED R/G/B VIDEO AMPLIFIER

KA2504

I2C BUS CONTROLLED R/G/B VIDEO AMPLIFIER

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 sys-

tems.

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).

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

24-DIP-300

ORDERING INFORMATION

Device

Package

Operating Temperature

KA2504

24-DIP-300

-20

°C ~ 75 °

KA2504 Datasheet(PDF) 2 Page - Samsung semiconductor

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