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M52743BSP

I2C BUS Controlled 3-Channel Video Preamplifier

Renesas Electronics 

M52743BSP

I2C BUS Controlled 3-Channel Video Preamplifier

REJ03F0193-0201

Rev.2.01

Mar 31, 2008

Description

M52743BSP is semiconductor integrated circuit for CRT display monitor.

It includes OSD blanking, OSD mixing, retrace blanking, wide band amplifier, brightness control.

Main/sub contrast and OSD adjust function can be controlled by I2C BUS.

Features

• Frequency band width: RGB

150 MHz (at −3 dB)

OSD

80 MHz

Input: RGB

0.7 VP-P (typ.)

OSD

3 VP-P min. (positive)

BLK (for OSD)

3 VP-P min. (positive)

Retrace BLK

3 VP-P min. (positive)

Output: RGB

5.5 VP-P (max.)

OSD

5 VP-P (max.)

• Main contrast and sub contrast can be controlled by I2C BUS.

• Include internal and external pedestal clamp circuit.

Application

CRT display monitor

Recommended Operating Condition

Supply voltage range: 11.5 to 12.5 V (V3, V8, V12, V36)

4.5 to 4.4 V (V17)

Rated supply voltage: 12.0 V (V3, V8, V12, V36)

5.0 V (V17)

Major Specification

BUS controlled 3ch video pre-amp with OSD mixing function and retrace blanking function

REJ03F0193-0201 Rev.2.01 Mar 31, 2008

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