KA2143B datasheet(6/12 Pages) SAMSUNG | R/G/B VIDEO AMPLIFIER WITH OSD INTERFACE FOR MONITORS

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상세내용

KA2143B

R/G/B VIDEO AMPLIFIER WITH OSD INTERFACE FOR MONITORS ( 12 Page)

SAMSUNG

6 page

R/G/B VIDEO AMPLIFIER WITH OSD INTERFACE FOR MONITORS

KA2143B

Video Contrast

(CONST )

OSD Contrast

(OSD_CONST)

Blue Drive

(BDRIVE)

Green Drive

(GDRIVE)

Red Drive

(RDRIVE)

Video and OSD maximum contrast con-

trol range (0V ~ 4V) is -38dB.

Sub contrast gain (RGB Drive) control

range (0V ~ 4V) is -11dB

Clamp Gate Input

(CLP)

Blank Gate Input

(BLK)

Video Amp actives when clamp gate and

blank gate signal is in low TTL level

Red Video

Output

(ROUT)

Green Video

Output

(GOUT)

Blue Video

Output

(BOUT)

Video signal output

Blue Clamp Cap

(BCLP)

Green Clamp Cap

(GCLP)

Red Clamp Cap

(RCLP)

Brightness controlling actives by

changing and discharging of the external

cap. (0.1

µF)

Table 2. Pin Description(Continued)

Pin No

Pin Name

Schematic

Description

PIN 10

150uA

50uA

PIN 12

220uA

Vref 2.1V

PIN 19

VCC

PIN 15

1 2 3 4 5 6 7 8 9 10 11 12

관련 부품명

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