CXA2055P View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA2055P

Preamplifier for High Resolution Computer Display

Sony Semiconductor 

CXA2055P

Preamplifier for High Resolution Computer Display

Description

The CXA2055P is a bipolar IC developed for high

resolution computer displays.

28 pin DIP (Plastic)

Features

• Built-in wide band amplifier

(130 MHz/–3 dB typ.@4 Vp-p)

• Input dynamic range : 1.0 Vp-p (typ.)

• R, G and B in a single package

• I2C bus control

Contrast control

Subcontrast control

Brightness control

OSD contrast control

Power save function

Input clamp pulse polarity selection

Output composite sync polarity selection

5-channel, 8-bit D/A

Blanking level control

• Built-in sync separator (G channel only)

• Built-in blanking mixing function

• Built-in OSD mixing function

• Built-in ABL function

• Video interval detection function

Applications

High resolution computer displays

Structure

Bipolar silicon monolithic IC

Absolute Maximum Ratings (Ta=25 °C)

• Supply voltage

VCC

14

V

• Operating temperature

Topr

–20 to +75 °C

• Storage temperature Tstg

–65 to +150 °C

• Allowable power dissipation

PD

1794 mW

(when mounted on a 11.5 cm × 12.0 cm substrate)

Operating Conditions

Recommended supply voltage

VCC1 12±0.5

V

VCC2 5±0.25

V

1 SDA VDET/COFF-RGB 28

2 SCL DA/CSYNC/ABL 27

3 COFF-R

R-S/H 26

4 COFF-G

R-OUT 25

5 COFF-B

GND-R 24

6 RIN

G-S/H 23

7 VCC2

G-OUT 22

8 GIN

GND-G 21

9 SYNC CON

VCC1 20

10 BIN

B-S/H 19

11 CLP

B-OUT 18

12 OSD-R

GND-B 17

13 OSD-G

BLK 16

14 OSD-B

YS 15

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

—1—

E96Z18-TE

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