CXA2000 datasheet(25/48 Pages) SONY

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CXA2000Q

DC-TRAN

(1)

: Y DC transmission ratio selector switch

0 = 100%

1 = 81%

D-PIC

(1)

: Y black expansion ON/OFF switch

0 = OFF

1 = ON

Point of inflection: 30 IRE

3. C signal block register

TOT

(1)

: Chroma TOT filter band selector switch

0 = TOT — TRAP OFF

1 = TOT — TRAP ON (TRAP fo 2MHz)

COLOR

(6)

: Color gain control (Chroma gain control)

0h = Color OFF (–40dB or less)

1Fh = 0dB B output: 1.02Vp-p (I/O gain: +11dB, 0.285Vp-p input)

3Fh = +6dB

SUB-COLOR (4)

: Color gain control (ACC reference level control)

0h = –5dB

7h = 0dB

Fh = +3dB

HUE

(6)

: Hue control (Phase control for chroma demodulation axis when SUB-HUE is 7h)

Control not possible for a PAL system.

0h = +35°

Flesh color appears red.

1Fh = 0°

3Fh = –35°

Flesh color appears green.

SUB-HUE

(4)

: Hue control (Phase control for chroma demodulation axis when HUE is 1Fh)

B-Y axis adjustable to 0°.

Control not possible for a PAL system.

0h = +10°

7h =

0°

Fh = –10°

XTAL

(2)

: XTAL selection setting switch

0h = Automatic identification

1h = Force to XTAL1 (3.58MHz)

2h = Force to XTAL2 (4.43MHz)

COLOR SW

(2)

: Color system setting

0h = Automatic identification

1h = Force to PAL

2h = Force to NTSC

3h = Force to SECAM

CXA2000 Datasheet(PDF) 25 Page - Sony Corporation

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