CXA2055P Просмотр технического описания (PDF) - Sony Semiconductor

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CXA2055P

Preamplifier for High Resolution Computer Display

Sony Semiconductor 

CXA2055P

Pin

Symbol

No.

SYNC

9

CON

11 CLP

Pin

voltage

—

VCC2

9

GND

VCC1

11

GND

Equivalent circuit

24k

10k

50µA 50µA

Description

70k

Sync signal separation circuit

block during sync-on-video

signal input. Connect a sample-

and-hold capacitor.

1k

22µA

30k

1.3V

Clamp pulse input. The polarity

can be switched via the I2C bus.

The threshold level is

approximately 1.3 V.

12 OSDR

13 OSDG

14 OSDB

VCC1

—

124

12

13

14

GND

150µA

1.25V

R, G and B OSD pulse inputs.

The threshold level is

approximately 1 V.

15 YS

VCC1

—

124

15

150µA

1.25V

OSD-BLK pulse input.

The threshold level is

approximately 1.7 V.

GND

VCC1

16 BLK

49k

—

124

16

BLK pulse input.

The threshold level is

approximately 1.5 V.

GND

100µA

1.5V

—4—

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