KA2500 datasheet(2/28 Pages) SAMSUNG

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I2C BUS CONTROLLED R/G/B VIDEO AMPLIFIER FOR MONITORS

KA2500

I2C BUS CONTROLLED R/G/B VIDEO AMPLIFIER

The KA2500 is a very high frequency video amplifier

system with I2C Bus control used in Monitors with high

resolution up to1280

× 1024.

It contains 3 matched R/G/B video Amplifiers with OSD

interface and provides flexible interfacing to I2C Bus

controlled adjustment systems.

FUNCTIONS

• R/G/B Video Amplifier

• OSD Interface

• I2C BUS Control

• Contrast/OSD Contrast

• Brightness Control

• Cut-Off Brightness Control

• R/G/B SUB Contrast/Cut-Off Control

• Blank/Clamp Gate

• Half tone

• Brightness Uniformity

FEATURES

• 3 - Channel R/G/B Video Amplifier, 150MHz @f-3dB

• I2C Bus Control Items

- Contrast Control

- SUB Contrast Control For Each Channel

- Brightness Control

- OSD Contrast Control

- Cut-off Brightness Control

- Cut-off Control For Each Channel

- Switch Registers for SBLK and Video Half Tone and

Cut-Off INT/EXT

• SUB Contrast Control Range: -11dB

• Capable of 7.0Vpp Output Swing Range

• Video/OSD High Speed Switch

28-DIP-600A

ORDERING INFORMATION

Device

Package

Operating Temperature

KA2500

28-DIP-600A

-20

°C ~ +75 °C

• Clamp Gate With Anti OSD Sagging

• B/U (Brightness Uniformity) Interface

• Video Input Clamp, BRT Clamp

• Video & OSD Half Tone Function on OSD

Picture

(OSD Raster Selection by HS1, 2: 4 colors)

• OSD Interface, OSD BLK

• ABL

• TTL R/G/B OSD Inputs, 80MHz bandwidth

• Contrast Control Range: -38dB

• OSD Contrast Control Range: -38dB

KA2500 Datasheet(PDF) 2 Page - Samsung semiconductor

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